diff --git a/docs/api/openapi.yaml b/docs/api/openapi.yaml
index 824b25a94..b73a874a5 100644
--- a/docs/api/openapi.yaml
+++ b/docs/api/openapi.yaml
@@ -20693,8 +20693,8 @@ paths:
         - Environment
       summary: Set the coarse home location
       description: >-
-        Stores the picked city and stamps the effective-from instant. Coordinates are rounded to 2 dp server-side
-        regardless of what was sent.
+        Stores the picked city and stamps the effective-from instant. Coordinates are rounded to 1 decimal (about 11 km)
+        server-side regardless of what was sent.
 
 
         Re-stamping is the part worth knowing: EVERY write moves `since` to now, including one that changes only the
@@ -20850,7 +20850,7 @@ paths:
       summary: Add a travel override
       description: >-
         Declares that the account was somewhere other than home for an inclusive date range; the days it covers resolve
-        against this location instead. Coordinates are rounded to 2 dp server-side.
+        against this location instead. Coordinates are rounded to 1 decimal (about 11 km) server-side.
 
 
         Adding one enqueues a refresh over exactly the declared window so its days re-resolve. Nothing checks for
@@ -36886,6 +36886,16 @@ components:
                 anyOf:
                   - type: string
                   - type: "null"
+              locationEncrypted:
+                anyOf:
+                  - type: string
+                    minLength: 1
+                  - type: "null"
+              phoneEncrypted:
+                anyOf:
+                  - type: string
+                    minLength: 1
+                  - type: "null"
               noteEncrypted:
                 anyOf:
                   - type: string
@@ -72703,10 +72713,10 @@ components:
       properties:
         lat:
           type: number
-          description: Coarse latitude, rounded to 2 dp (~1 km).
+          description: Coarse latitude, rounded to 1 decimal (about 11 km).
         lon:
           type: number
-          description: Coarse longitude, rounded to 2 dp.
+          description: Coarse longitude, rounded to 1 decimal.
         label:
           anyOf:
             - type: string
@@ -72845,10 +72855,10 @@ components:
       properties:
         lat:
           type: number
-          description: Coarse latitude, rounded to 2 dp.
+          description: Coarse latitude, rounded to 1 decimal.
         lon:
           type: number
-          description: Coarse longitude, rounded to 2 dp.
+          description: Coarse longitude, rounded to 1 decimal.
         label:
           type: string
           description: Assembled from name, region and country, e.g. "City, Region, Country".
diff --git a/prisma/migrations/0361_encrypt_route_geometry_and_practitioner_contact/migration.sql b/prisma/migrations/0361_encrypt_route_geometry_and_practitioner_contact/migration.sql
new file mode 100644
index 000000000..a7b97295e
--- /dev/null
+++ b/prisma/migrations/0361_encrypt_route_geometry_and_practitioner_contact/migration.sql
@@ -0,0 +1,58 @@
+-- Two more kinds of personal data were still stored readable: the GPS track of
+-- an outdoor workout (whose first and last points are usually the person's
+-- front door) and the phone number and address in the address book of doctors
+-- and practices. All three move to AES-256-GCM at rest. The practitioner's
+-- name and specialty stay readable, because the picker searches and sorts on
+-- them.
+--
+-- SQL cannot encrypt, so this migration only adds the ciphertext columns and
+-- the discovery indexes. The boot-time `free-text-encryption-backfill` job
+-- encrypts the existing rows one at a time and nulls the readable values in
+-- the same transaction. Readers prefer the ciphertext and fall back to the old
+-- columns until the backfill has reached a row. The old columns are dropped in
+-- a later release, once the backfill reports nothing left on every instance.
+--
+-- The encryption half is additive: no table rewrite, no data change. The
+-- geometry loses its NOT NULL because every new track is written to the
+-- ciphertext column and the readable one stays empty. The last block below is
+-- the one data change in this file: it coarsens the environment module's
+-- stored coordinates.
+
+ALTER TABLE "workout_routes" ADD COLUMN "geometry_encrypted" BYTEA;
+ALTER TABLE "workout_routes" ALTER COLUMN "geometry" DROP NOT NULL;
+
+ALTER TABLE "practitioners" ADD COLUMN "location_encrypted" BYTEA;
+ALTER TABLE "practitioners" ADD COLUMN "phone_encrypted" BYTEA;
+
+-- Partial indexes on exactly the backfill's discovery predicates, so the boot
+-- scan is index-only and shrinks to nothing as the backfill converges (the
+-- 0357 precedent). A route row carries no user id; discovery joins it to its
+-- workout, and the index keeps the route side of that join to the rows still
+-- to seal. Non-concurrent: Prisma Migrate runs the file in a transaction, and
+-- the build lands in the pre-traffic window at boot.
+CREATE INDEX IF NOT EXISTS "workout_routes_geometry_backfill_idx"
+  ON "workout_routes" ("workout_id")
+  WHERE "geometry" IS NOT NULL;
+
+CREATE INDEX IF NOT EXISTS "practitioners_contact_backfill_idx"
+  ON "practitioners" ("user_id")
+  WHERE "phone" IS NOT NULL OR "location" IS NOT NULL;
+
+-- The environment module's stored coordinates drop to 1 decimal, about 11 km
+-- north-south and 7 km east-west at 50° N. They were rounded to 2 decimals
+-- (about 1 km), which places a home in a neighbourhood rather than a town;
+-- the weather reanalysis the module reads is gridded at 9 to 25 km, so the
+-- coarser value costs no accuracy. The app rounds every new write the same
+-- way. Idempotent: rounding an already-rounded value changes nothing.
+UPDATE "users"
+  SET "home_lat" = round("home_lat"::numeric, 1)::double precision,
+      "home_lon" = round("home_lon"::numeric, 1)::double precision
+  WHERE "home_lat" IS NOT NULL OR "home_lon" IS NOT NULL;
+
+UPDATE "environment_travel_locations"
+  SET "lat" = round("lat"::numeric, 1)::double precision,
+      "lon" = round("lon"::numeric, 1)::double precision;
+
+UPDATE "environment_contexts"
+  SET "lat" = round("lat"::numeric, 1)::double precision,
+      "lon" = round("lon"::numeric, 1)::double precision;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index e24bf462a..963b5ce71 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -81,10 +81,13 @@ model User {
   timezone    String    @default("Europe/Berlin")
 
   // v1.25 (W-ENV) — opt-in environmental-context module home location. A coarse,
-  // user-set city (rounded lat/lon, ~city granularity — never a GPS track) the
-  // nightly weather fetch resolves against when no travel override covers the
-  // day. City-level granularity is the privacy floor: the weather model only
-  // needs ~10–25 km. All nullable — an account without the module enabled (or
+  // user-set city (never a GPS track) the nightly weather fetch resolves
+  // against when no travel override covers the day. Stored rounded to 1
+  // decimal (`roundCoarse`): about 11 km north-south and 7 km east-west at
+  // 50° N, a town or a city district. That is the privacy floor, and the
+  // weather reanalysis is gridded at 9 to 25 km, so nothing finer is needed.
+  // Up to v1.39.3 the rounding was 2 decimals (about 1 km, a neighbourhood);
+  // migration 0361 rounded the existing rows. All nullable — an account without the module enabled (or
   // without a home set) simply has no environment rows. `homeTimezone` anchors
   // the day-key an observation is stored under (it can differ from the display
   // `timezone` above for an account that tracks weather for another locale).
@@ -1055,8 +1058,8 @@ model EnvironmentContext {
   /// YYYY-MM-DD anchored to the resolved location's timezone.
   date String
 
-  /// Coarse resolved location for the day (rounded lat/lon + label + the source
-  /// that won precedence).
+  /// Coarse resolved location for the day (lat/lon rounded to 1 decimal, about
+  /// 11 km, + label + the source that won precedence).
   lat           Float
   lon           Float
   /// @internal: human-readable label of the resolved location, stored as
@@ -2272,22 +2275,35 @@ model Workout {
 }
 
 model WorkoutRoute {
-  id               String   @id @default(cuid())
-  workoutId        String   @unique @map("workout_id")
+  id                String   @id @default(cuid())
+  workoutId         String   @unique @map("workout_id")
   /// GeoJSON LineString — `{ "type": "LineString", coordinates:
   /// [[lon, lat, alt?], ...] }`. JSONB rather than PostGIS so the
   /// Coolify Postgres template stays extension-free (same decision
   /// v1.4.20 made for correlations); GPX import + Leaflet / MapLibre
   /// consume GeoJSON natively.
-  geometry         Json
+  /// @internal: legacy readable track, read only as a fallback for rows the
+  /// free-text encryption backfill has not reached yet (v1.39.4). Every write
+  /// since then goes to `geometryEncrypted` and leaves this NULL; the backfill
+  /// nulls it on the old rows. DROP this column in a later release, once the
+  /// backfill reports zero remaining rows on every instance.
+  geometry          Json?
+  /// v1.39.4 — the same GeoJSON LineString, JSON text sealed as one binary
+  /// AES-256-GCM value (`encryptBytes`, labelled per purpose). Read through
+  /// `readRouteGeometry` in `src/lib/workouts/route-geometry-cipher.ts`.
+  geometryEncrypted Bytes?   @map("geometry_encrypted")
   /// Optional per-sample timestamps (ISO strings) and speeds —
   /// parallel array to `geometry.coordinates`. NULL when the source
   /// only ships static GPX (e.g. Withings).
-  sampleTimestamps Json?    @map("sample_timestamps")
-  createdAt        DateTime @default(now()) @map("created_at")
+  sampleTimestamps  Json?    @map("sample_timestamps")
+  createdAt         DateTime @default(now()) @map("created_at")
 
   workout Workout @relation(fields: [workoutId], references: [id], onDelete: Cascade)
 
+  // `workout_routes_geometry_backfill_idx` is a partial index over
+  // `(workout_id) WHERE geometry IS NOT NULL` — see migration 0361 for the
+  // encryption backfill's discovery scan. Raw SQL only (partial predicate not
+  // expressible in Prisma).
   @@map("workout_routes")
 }
 
@@ -8637,33 +8653,49 @@ enum Laterality {
 /// instance share a namespace. There is no uniqueness across accounts of
 /// any kind here.
 model Practitioner {
-  id            String    @id @default(cuid())
-  userId        String    @map("user_id")
+  id                String    @id @default(cuid())
+  userId            String    @map("user_id")
   /// "Dr. med. …" or a practice name — whichever the person thinks of
   /// first. Plaintext and bounded, so the picker can ILIKE-search and
   /// ORDER BY in SQL (the `InboundDocument.title` tradeoff).
-  name          String
+  name              String
   /// Free-text specialty, NOT an enum: German practice signage does not
   /// fit a closed list, and an enum here would force a migration per
   /// specialty for no reader that needs the closed set.
-  specialty     String?
+  specialty         String?
   /// Practice or clinic name when it differs from `name`.
-  practice      String?
-  /// Free-text address / "wo", the `MeasurementReminder.location` shape.
-  location      String?
-  phone         String?
+  practice          String?
+  /// @internal: legacy readable address, read only as a fallback for rows the
+  /// free-text encryption backfill has not reached yet (v1.39.4). Every write
+  /// since then goes to `locationEncrypted` and leaves this NULL; the backfill
+  /// nulls it on the old rows. DROP this column in a later release, once the
+  /// backfill reports zero remaining rows on every instance.
+  location          String?
+  /// @internal: legacy readable phone number, same status as `location`
+  /// above. DROP this column in a later release, once the backfill reports
+  /// zero remaining rows on every instance.
+  phone             String?
+  /// v1.39.4 — AES-256-GCM ciphertext of the free-text address / "wo". Same
+  /// Bytes codec as the note below.
+  locationEncrypted Bytes?    @map("location_encrypted")
+  /// v1.39.4 — AES-256-GCM ciphertext of the phone number.
+  phoneEncrypted    Bytes?    @map("phone_encrypted")
   /// Free-text note (encrypted): parking, which entrance, who to ask for.
-  noteEncrypted Bytes?    @map("note_encrypted")
-  createdAt     DateTime  @default(now()) @map("created_at")
-  updatedAt     DateTime  @updatedAt @map("updated_at")
+  noteEncrypted     Bytes?    @map("note_encrypted")
+  createdAt         DateTime  @default(now()) @map("created_at")
+  updatedAt         DateTime  @updatedAt @map("updated_at")
   /// Soft-delete tombstone. NULL = live; non-NULL = deleted at the instant.
-  deletedAt     DateTime? @map("deleted_at")
+  deletedAt         DateTime? @map("deleted_at")
 
   user         User                @relation(fields: [userId], references: [id], onDelete: Cascade)
   encounters   Encounter[]
   vaccinations VaccinationRecord[]
 
   @@index([userId, deletedAt, name])
+  // `practitioners_contact_backfill_idx` is a partial index over
+  // `(user_id) WHERE phone IS NOT NULL OR location IS NOT NULL` — see
+  // migration 0361 for the encryption backfill's discovery scan. Raw SQL only
+  // (partial predicate not expressible in Prisma).
   @@map("practitioners")
 }
 
diff --git a/scripts/rotate-encryption-key.ts b/scripts/rotate-encryption-key.ts
index da64e9060..db3ef9348 100644
--- a/scripts/rotate-encryption-key.ts
+++ b/scripts/rotate-encryption-key.ts
@@ -700,6 +700,34 @@ async function main() {
       prisma.practitioner,
     ),
   );
+  // v1.39.4 — the practice's phone number and address. NULL on a field the
+  // person left empty and on a row the free-text backfill has not reached
+  // yet; `rotateBytesColumn` skips both.
+  results.push(
+    await rotateBytesColumn(
+      "Practitioner",
+      "phoneEncrypted",
+      prisma.practitioner,
+    ),
+  );
+  results.push(
+    await rotateBytesColumn(
+      "Practitioner",
+      "locationEncrypted",
+      prisma.practitioner,
+    ),
+  );
+
+  // ───── v1.39.4 workout GPS track (Bytes, binary2, batched) ─────
+  // One sealed binary value per route, labelled for its purpose. Walked
+  // through the registry so the binary codec and the label are honoured, in
+  // id-cursor batches because a track can be close to a megabyte. NULL on a
+  // row the free-text backfill has not reached yet, which the walk skips.
+  results.push(
+    await rotateRegistryColumn("WorkoutRoute", "geometryEncrypted", {
+      workoutRoute: prisma.workoutRoute,
+    } as unknown as CorpusClient),
+  );
 
   // ───── v1.39.3 custom-metric reading note (Bytes column) ─────
   // NULL on a reading without a note, and on a row the free-text backfill has
diff --git a/src/app/api/environment/home/route.ts b/src/app/api/environment/home/route.ts
index ded1c12e5..507cfc6bb 100644
--- a/src/app/api/environment/home/route.ts
+++ b/src/app/api/environment/home/route.ts
@@ -2,8 +2,8 @@
  * `PUT /api/environment/home` — set the account's coarse home location.
  *
  * The picked city (rounded lat/lon + label + IANA timezone) is stored on the
- * user. Coordinates are rounded to ~city granularity here as a defence-in-depth
- * floor even if a client sends finer values. Setting a home enqueues a
+ * user. Coordinates are rounded to 1 decimal (about 11 km) here as a
+ * defence-in-depth floor even if a client sends finer values. Setting a home enqueues a
  * lookback fetch so weather appears without waiting for the nightly tick.
  * Module-gated; `userId` is narrowed from auth.
  */
diff --git a/src/app/api/environment/travel/route.ts b/src/app/api/environment/travel/route.ts
index 6f5d31f6c..5f0a0eed2 100644
--- a/src/app/api/environment/travel/route.ts
+++ b/src/app/api/environment/travel/route.ts
@@ -3,7 +3,7 @@
  *
  * For any day in [startDate, endDate] the weather fetch resolves against this
  * coarse location instead of home (a declared trip dominates the home
- * fallback). Coordinates are rounded to ~city granularity. Adding an override
+ * fallback). Coordinates are rounded to 1 decimal (about 11 km). Adding an override
  * enqueues a lookback refresh so its days re-resolve. Module-gated; `userId` is
  * narrowed from auth.
  */
diff --git a/src/app/api/practitioners/[id]/route.ts b/src/app/api/practitioners/[id]/route.ts
index 5d8de3fbb..3377dd7b2 100644
--- a/src/app/api/practitioners/[id]/route.ts
+++ b/src/app/api/practitioners/[id]/route.ts
@@ -27,7 +27,11 @@ import {
 } from "@/lib/api-response";
 import { encryptToBytes } from "@/lib/ai/coach/bytes-codec";
 import { practitionerUpdateSchema } from "@/lib/validations/practitioners";
-import { toPractitionerDTO } from "@/lib/practitioners/dto";
+import { encryptNote } from "@/lib/crypto/note-cipher";
+import {
+  readPractitionerContact,
+  toPractitionerDTO,
+} from "@/lib/practitioners/dto";
 import type { Prisma } from "@/generated/prisma/client";
 
 type RouteParams = { params: Promise<{ id: string }> };
@@ -88,14 +92,39 @@ export const PATCH = apiHandler(
     if (entry.name !== undefined) data.name = entry.name;
     if (entry.specialty !== undefined) data.specialty = entry.specialty;
     if (entry.practice !== undefined) data.practice = entry.practice;
-    if (entry.location !== undefined) data.location = entry.location;
-    if (entry.phone !== undefined) data.phone = entry.phone;
+    // v1.39.4 — the phone number and the address are written as ciphertext
+    // only. Writing one also clears its legacy readable column, so an edit of
+    // a row the backfill has not reached never leaves the old value behind.
+    if (entry.location !== undefined) {
+      data.locationEncrypted = encryptNote(entry.location);
+      data.location = null;
+    }
+    if (entry.phone !== undefined) {
+      data.phoneEncrypted = encryptNote(entry.phone);
+      data.phone = null;
+    }
     if (entry.note !== undefined) {
       data.noteEncrypted = entry.note ? encryptToBytes(entry.note) : null;
     }
 
     const updated = await prisma.practitioner.update({ where: { id }, data });
 
+    // The phone number and the address are encrypted at rest, so the audit
+    // row names them when they changed and never carries their values.
+    const contactChanged = (
+      [
+        ["location", existing.locationEncrypted, existing.location],
+        ["phone", existing.phoneEncrypted, existing.phone],
+      ] as const
+    )
+      .filter(
+        ([field, ciphertext, legacy]) =>
+          entry[field] !== undefined &&
+          (readPractitionerContact(ciphertext, legacy, field) ?? null) !==
+            (entry[field] || null),
+      )
+      .map(([field]) => field);
+
     await auditLog("practitioner.contact.update", {
       userId: user.id,
       ipAddress: getClientIp(request),
@@ -103,23 +132,21 @@ export const PATCH = apiHandler(
         practitionerId: id,
         // A manager may edit somebody else's address book, so the owner's
         // activity feed has to say what changed rather than only that
-        // something did. The note is deliberately absent: it is encrypted PHI
+        // something did. The note is deliberately absent, and the phone
+        // number and address appear by name only: they are encrypted at rest
         // and the audit table is not a second copy of the record.
         ...overwriteDetails({
           before: {
             name: existing.name,
             specialty: existing.specialty,
             practice: existing.practice,
-            location: existing.location,
-            phone: existing.phone,
           },
           after: {
             name: updated.name,
             specialty: updated.specialty,
             practice: updated.practice,
-            location: updated.location,
-            phone: updated.phone,
           },
+          redacted: contactChanged,
         }),
       },
     });
diff --git a/src/app/api/practitioners/route.ts b/src/app/api/practitioners/route.ts
index cbd8fcabc..39e15a3a2 100644
--- a/src/app/api/practitioners/route.ts
+++ b/src/app/api/practitioners/route.ts
@@ -9,8 +9,9 @@
  *
  * `userId` is narrowed from auth and fed to the Prisma `where`; it is never a
  * body field. The `data` object is built field-by-field, never spread from the
- * parsed body. `note` is encrypted at rest; `name` stays plaintext so the
- * picker can search and sort it in SQL.
+ * parsed body. `note`, `phone` and `location` are encrypted at rest; `name`,
+ * `practice` and `specialty` stay plaintext so the picker can search and sort
+ * them in SQL.
  */
 import { NextRequest } from "next/server";
 
@@ -26,6 +27,7 @@ import {
 } from "@/lib/api-response";
 import { withIdempotency } from "@/lib/idempotency";
 import { encryptToBytes } from "@/lib/ai/coach/bytes-codec";
+import { encryptNote } from "@/lib/crypto/note-cipher";
 import {
   practitionerCreateSchema,
   practitionerListQuerySchema,
@@ -125,8 +127,9 @@ async function postPractitioner(request: NextRequest): Promise<Response> {
       name: entry.name,
       specialty: entry.specialty ?? null,
       practice: entry.practice ?? null,
-      location: entry.location ?? null,
-      phone: entry.phone ?? null,
+      // v1.39.4 — ciphertext only; the readable columns stay NULL.
+      locationEncrypted: encryptNote(entry.location),
+      phoneEncrypted: encryptNote(entry.phone),
       noteEncrypted: entry.note ? encryptToBytes(entry.note) : null,
     },
   });
diff --git a/src/app/api/workouts/[id]/route.ts b/src/app/api/workouts/[id]/route.ts
index 05d7f2bc5..362f6bef4 100644
--- a/src/app/api/workouts/[id]/route.ts
+++ b/src/app/api/workouts/[id]/route.ts
@@ -42,6 +42,7 @@ import {
 import { computeSplits } from "@/lib/workouts/splits";
 import { buildSportContext } from "@/lib/workouts/sport-context";
 import type { RouteCoordinate } from "@/lib/workouts/route-svg";
+import { readRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 import { resolveUserTimezone } from "@/lib/tz/resolver";
 import { userDayKey } from "@/lib/tz/format";
 
@@ -74,6 +75,7 @@ export const GET = apiHandler(
           select: {
             id: true,
             geometry: true,
+            geometryEncrypted: true,
             sampleTimestamps: true,
             createdAt: true,
           },
@@ -193,14 +195,14 @@ export const GET = apiHandler(
     // so the web client keeps dropping the raw timestamp blob under
     // `compact=1` while still rendering splits (server-authoritative
     // parity — iOS gets the same resolved figures).
+    // v1.39.4 — the track is stored sealed; the legacy readable column is
+    // read only for a row the backfill has not reached yet.
+    const routeGeometry = row.route ? readRouteGeometry(row.route) : null;
     const geometryCoords =
-      row.route &&
-      row.route.geometry &&
-      typeof row.route.geometry === "object" &&
-      Array.isArray(
-        (row.route.geometry as { coordinates?: unknown }).coordinates,
-      )
-        ? (row.route.geometry as { coordinates: RouteCoordinate[] }).coordinates
+      routeGeometry &&
+      typeof routeGeometry === "object" &&
+      Array.isArray((routeGeometry as { coordinates?: unknown }).coordinates)
+        ? (routeGeometry as { coordinates: RouteCoordinate[] }).coordinates
         : null;
     const splits =
       geometryCoords && Array.isArray(row.route?.sampleTimestamps)
@@ -259,7 +261,7 @@ export const GET = apiHandler(
 
     const route = row.route
       ? {
-          geometry: row.route.geometry,
+          geometry: routeGeometry,
           // `compact=1` drops the (up to 20k-entry) timestamp array; the
           // SVG needs geometry, not the per-sample timestamps, and the
           // splits above are already derived from them server-side.
diff --git a/src/app/api/workouts/__tests__/batch-create.test.ts b/src/app/api/workouts/__tests__/batch-create.test.ts
index 37e971e2a..ae164b7e8 100644
--- a/src/app/api/workouts/__tests__/batch-create.test.ts
+++ b/src/app/api/workouts/__tests__/batch-create.test.ts
@@ -8,7 +8,7 @@
  * (idempotency replay, real-DB dedup, concurrent-write race) live in
  * the matching `tests/integration/workout-batch-create.test.ts`.
  */
-import { describe, expect, it, vi, beforeEach } from "vitest";
+import { afterEach, describe, expect, it, vi, beforeEach } from "vitest";
 import { NextRequest } from "next/server";
 
 vi.mock("@/lib/db", () => ({
@@ -74,6 +74,8 @@ vi.mock("next/headers", () => ({
 }));
 
 import { POST } from "../batch/route";
+import { _resetCryptoCacheForTests } from "@/lib/crypto";
+import { decryptRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 import { prisma } from "@/lib/db";
 import { getSession } from "@/lib/auth/session";
 import { checkRateLimit } from "@/lib/rate-limit";
@@ -140,8 +142,20 @@ function validWorkout(
   };
 }
 
+// v1.39.4 — a route is sealed on write, so the ingest needs a configured key.
+const TEST_KEY = "b".repeat(64);
+
+afterEach(() => {
+  vi.unstubAllEnvs();
+  _resetCryptoCacheForTests();
+});
+
 beforeEach(() => {
   vi.resetAllMocks();
+  vi.stubEnv("ENCRYPTION_KEYS", "");
+  vi.stubEnv("ENCRYPTION_ACTIVE_KEY_ID", "");
+  vi.stubEnv("ENCRYPTION_KEY", TEST_KEY);
+  _resetCryptoCacheForTests();
   vi.mocked(getSession).mockResolvedValue(SESSION_OK as never);
   vi.mocked(checkRateLimit).mockResolvedValue({
     allowed: true,
@@ -526,8 +540,29 @@ describe("POST /api/workouts/batch — nested route attachment", () => {
     expect(res.status).toBe(200);
     expect(prisma.workoutRoute.createMany).toHaveBeenCalledTimes(1);
     const call = vi.mocked(prisma.workoutRoute.createMany).mock.calls[0]?.[0];
-    const rows = (call as { data: Array<{ workoutId: string }> }).data;
+    const rows = (
+      call as {
+        data: Array<{
+          workoutId: string;
+          geometry?: unknown;
+          geometryEncrypted?: Uint8Array;
+        }>;
+      }
+    ).data;
     expect(rows[0]?.workoutId).toBe("wkt-fresh-id");
+    // v1.39.4 — the track is written sealed only: no readable geometry on the
+    // row, and the ciphertext opens to exactly what the client sent.
+    expect(rows[0]?.geometry).toBeUndefined();
+    const sealed = rows[0]?.geometryEncrypted;
+    expect(sealed).toBeInstanceOf(Uint8Array);
+    expect(Buffer.from(sealed!).toString("utf8")).not.toContain("49.452");
+    expect(decryptRouteGeometry(sealed!)).toEqual({
+      type: "LineString",
+      coordinates: [
+        [11.077, 49.452],
+        [11.078, 49.453],
+      ],
+    });
   });
 });
 
diff --git a/src/app/api/workouts/__tests__/detail.test.ts b/src/app/api/workouts/__tests__/detail.test.ts
index 3b3e280ab..56af87362 100644
--- a/src/app/api/workouts/__tests__/detail.test.ts
+++ b/src/app/api/workouts/__tests__/detail.test.ts
@@ -24,6 +24,7 @@ import { afterEach, describe, expect, it, vi, beforeEach } from "vitest";
 import { NextRequest } from "next/server";
 
 import { _resetCryptoCacheForTests } from "@/lib/crypto";
+import { encryptRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 
 vi.mock("@/lib/db", () => ({
   prisma: {
@@ -551,6 +552,92 @@ describe("GET /api/workouts/{id}", () => {
       `${SESSION_DAY}T07:01:00Z`,
     ]);
   });
+
+  describe("v1.39.4 — sealed track", () => {
+    const TEST_KEY = "c".repeat(64);
+    const routeGeometry = {
+      type: "LineString",
+      coordinates: [
+        [11.0, 49.0],
+        [11.005, 49.0],
+        [11.01, 49.0],
+      ],
+    };
+
+    beforeEach(() => {
+      vi.stubEnv("ENCRYPTION_KEYS", "");
+      vi.stubEnv("ENCRYPTION_ACTIVE_KEY_ID", "");
+      vi.stubEnv("ENCRYPTION_KEY", TEST_KEY);
+      _resetCryptoCacheForTests();
+    });
+
+    afterEach(() => {
+      vi.unstubAllEnvs();
+      _resetCryptoCacheForTests();
+    });
+
+    function mockRoute(route: Record<string, unknown>) {
+      vi.mocked(prisma.workout.findUnique).mockResolvedValueOnce({
+        ...BASE_ROW,
+        route: {
+          id: "wr-1",
+          sampleTimestamps: [
+            `${SESSION_DAY}T07:00:00Z`,
+            `${SESSION_DAY}T07:02:00Z`,
+            `${SESSION_DAY}T07:04:00Z`,
+          ],
+          createdAt: BASE_ROW.createdAt,
+          ...route,
+        },
+      } as never);
+      vi.mocked(prisma.workout.findMany).mockResolvedValueOnce([
+        {
+          id: "w-1",
+          source: "APPLE_HEALTH",
+          startedAt: BASE_ROW.startedAt,
+          sportType: "RUNNING",
+        },
+      ] as never);
+    }
+
+    it("serves a sealed track in the same shape as a readable one, splits included", async () => {
+      mockRoute({ geometry: routeGeometry, geometryEncrypted: null });
+      const legacy = (
+        await (await GET(makeRequest(), makeParams("w-1"))).json()
+      ).data;
+
+      mockRoute({
+        geometry: null,
+        geometryEncrypted: encryptRouteGeometry(routeGeometry),
+      });
+      const sealed = (
+        await (await GET(makeRequest(), makeParams("w-1"))).json()
+      ).data;
+
+      expect(sealed.route).toEqual(legacy.route);
+      expect(sealed.route.geometry).toEqual(routeGeometry);
+      expect(sealed.splits).toEqual(legacy.splits);
+    });
+
+    it("prefers the ciphertext over a readable column on the same row", async () => {
+      mockRoute({
+        geometry: { type: "LineString", coordinates: [[0, 0]] },
+        geometryEncrypted: encryptRouteGeometry(routeGeometry),
+      });
+      const body = await (await GET(makeRequest(), makeParams("w-1"))).json();
+      expect(body.data.route.geometry).toEqual(routeGeometry);
+    });
+
+    it("selects the sealed column", async () => {
+      mockRoute({ geometry: routeGeometry, geometryEncrypted: null });
+      await GET(makeRequest(), makeParams("w-1"));
+      const args = vi.mocked(prisma.workout.findUnique).mock.calls.at(-1)?.[0];
+      expect(
+        (args as { include: { route: { select: Record<string, boolean> } } })
+          .include.route.select.geometryEncrypted,
+      ).toBe(true);
+    });
+  });
 });
 
 /**
diff --git a/src/app/api/workouts/batch/route.ts b/src/app/api/workouts/batch/route.ts
index 61cfec22c..5e1fe8b95 100644
--- a/src/app/api/workouts/batch/route.ts
+++ b/src/app/api/workouts/batch/route.ts
@@ -85,6 +85,7 @@ import {
   type UnstableExternalIdShape,
 } from "@/lib/validations/external-id";
 import { dedupeWorkoutBatch } from "@/lib/workouts/canonical-rows";
+import { encryptRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 import { Prisma, type MeasurementSource } from "@/generated/prisma/client";
 
 // v1.4.25 W16c — push-suppression threshold for workout PRs. A batch
@@ -561,7 +562,9 @@ async function postBatch(request: NextRequest): Promise<Response> {
           if (p.route) {
             routesToInsert.push({
               workoutId: id,
-              geometry: p.route.geometry as Prisma.InputJsonValue,
+              // v1.39.4 — the GPS track is stored sealed only; the readable
+              // `geometry` column stays NULL.
+              geometryEncrypted: encryptRouteGeometry(p.route.geometry),
               sampleTimestamps:
                 p.route.sampleTimestamps === null
                   ? Prisma.JsonNull
diff --git a/src/lib/crypto/encrypted-columns.ts b/src/lib/crypto/encrypted-columns.ts
index 61c335556..56c1b5c55 100644
--- a/src/lib/crypto/encrypted-columns.ts
+++ b/src/lib/crypto/encrypted-columns.ts
@@ -46,6 +46,13 @@ export type EncryptedColumnKind = "string" | "bytes";
  */
 export const BACKUP_CHUNK_AAD = "healthlog/data-backup-chunk/v1";
 
+/**
+ * The associated-data label a workout's GPS track is sealed with, so a value
+ * sealed for another purpose never opens as a route and a route never opens as
+ * anything else.
+ */
+export const WORKOUT_ROUTE_GEOMETRY_AAD = "healthlog/workout-route-geometry/v1";
+
 export interface EncryptedColumn {
   /** Prisma model name (PascalCase, as declared in schema.prisma). */
   readonly model: string;
@@ -354,6 +361,23 @@ export const ENCRYPTED_COLUMNS: readonly EncryptedColumn[] = [
   // (`laterality`) stays plaintext: a side alone says nothing.
   { model: "Encounter", field: "bodySiteEncrypted", kind: "bytes" },
   { model: "Practitioner", field: "noteEncrypted", kind: "bytes" },
+  // v1.39.4 — the practice's phone number and address. The name and the
+  // specialty stay plaintext: the picker searches and sorts on them.
+  { model: "Practitioner", field: "phoneEncrypted", kind: "bytes" },
+  { model: "Practitioner", field: "locationEncrypted", kind: "bytes" },
+
+  // ───── v1.39.4 workout GPS track (Bytes, binary2) ─────
+  // The GeoJSON LineString of an outdoor workout. Its first and last points
+  // are usually the person's front door. Sealed as one binary value per route
+  // (`encryptBytes`, labelled), since a track of 20 000 points is a blob
+  // rather than a short string; the binary codec implies batched rotation.
+  {
+    model: "WorkoutRoute",
+    field: "geometryEncrypted",
+    kind: "bytes",
+    codec: "binary2",
+    aad: WORKOUT_ROUTE_GEOMETRY_AAD,
+  },
 
   // ───── v1.38.0 dose free text (Bytes column) ─────
   // What the person wrote about the dose — a reaction, a sore arm, why the
diff --git a/src/lib/environment/__tests__/coarse-location.test.ts b/src/lib/environment/__tests__/coarse-location.test.ts
new file mode 100644
index 000000000..8162e858e
--- /dev/null
+++ b/src/lib/environment/__tests__/coarse-location.test.ts
@@ -0,0 +1,51 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+
+/**
+ * v1.39.4 — the environment module stores coordinates at 1 decimal (about
+ * 11 km), not 2 (about 1 km). The geocoder is where a picked city's
+ * coordinates enter, so its results must already be coarse.
+ */
+beforeEach(() => {
+  vi.resetModules();
+});
+
+afterEach(() => {
+  vi.unstubAllEnvs();
+  vi.unstubAllGlobals();
+});
+
+describe("coarse location", () => {
+  it("rounds a coordinate to one decimal", async () => {
+    const { roundCoarse } = await import("../open-meteo");
+    expect(roundCoarse(52.5163)).toBe(52.5);
+    expect(roundCoarse(13.3777)).toBe(13.4);
+    expect(roundCoarse(-33.8688)).toBe(-33.9);
+    // Already coarse values pass through unchanged.
+    expect(roundCoarse(48.1)).toBe(48.1);
+  });
+
+  it("hands back geocoding results at one decimal", async () => {
+    vi.stubGlobal(
+      "fetch",
+      vi.fn().mockResolvedValue(
+        Response.json(
+          {
+            results: [
+              {
+                name: "Berlin",
+                latitude: 52.52437,
+                longitude: 13.41053,
+                country: "Germany",
+                timezone: "Europe/Berlin",
+              },
+            ],
+          },
+          { status: 200 },
+        ),
+      ),
+    );
+    const { geocodeLocation } = await import("../open-meteo");
+    const [hit] = await geocodeLocation("Berlin");
+    expect(hit).toMatchObject({ lat: 52.5, lon: 13.4 });
+  });
+});
diff --git a/src/lib/environment/open-meteo.ts b/src/lib/environment/open-meteo.ts
index 38e947677..130d44232 100644
--- a/src/lib/environment/open-meteo.ts
+++ b/src/lib/environment/open-meteo.ts
@@ -40,7 +40,7 @@ export const OPEN_METEO_ATTRIBUTION = "Weather data by Open-Meteo.com";
 
 /** One geocoding match — coarse city placement for the home-location picker. */
 export interface GeocodeResult {
-  /** Rounded coarse latitude (2 dp — ~1 km, the privacy floor). */
+  /** Rounded coarse latitude (1 dp, about 11 km, the privacy floor). */
   lat: number;
   /** Rounded coarse longitude (2 dp). */
   lon: number;
@@ -68,9 +68,16 @@ export interface DailyEnvironmentObservation {
   weatherCode: number | null;
 }
 
-/** Round a coordinate to 2 decimals (~1 km) — the coarse-location privacy floor. */
+/**
+ * Round a coordinate to 1 decimal, the coarse-location privacy floor: about
+ * 11 km north-south and 7 km east-west at 50° N, the size of a town or a
+ * city district rather than a street. The weather reanalysis behind the
+ * archive is gridded at 9 to 25 km, so a finer value buys no better weather.
+ * Every stored coordinate of this module goes through here (v1.39.4; it was
+ * 2 decimals, about 1 km, before).
+ */
 export function roundCoarse(value: number): number {
-  return Math.round(value * 100) / 100;
+  return Math.round(value * 10) / 10;
 }
 
 function firstNumber(value: unknown): number | null {
diff --git a/src/lib/environment/service.ts b/src/lib/environment/service.ts
index d1f168127..3c2fb43ed 100644
--- a/src/lib/environment/service.ts
+++ b/src/lib/environment/service.ts
@@ -24,6 +24,7 @@
 import { prisma } from "@/lib/db";
 import {
   fetchDailyEnvironment,
+  roundCoarse,
   type DailyEnvironmentObservation,
 } from "@/lib/environment/open-meteo";
 import type { EnvironmentLocationSource } from "@/generated/prisma/client";
@@ -256,8 +257,10 @@ function buildUpsert(
   obs: DailyEnvironmentObservation,
 ) {
   const data = {
-    lat: loc.lat,
-    lon: loc.lon,
+    // Already coarse at the source; rounded again so a per-day row never holds
+    // more precision than the privacy floor, whatever resolved it.
+    lat: roundCoarse(loc.lat),
+    lon: roundCoarse(loc.lon),
     locationLabel: loc.label,
     source: loc.source,
     tempMin: obs.tempMin,
diff --git a/src/lib/export/environment-backup.ts b/src/lib/export/environment-backup.ts
index c02042875..cc96d9853 100644
--- a/src/lib/export/environment-backup.ts
+++ b/src/lib/export/environment-backup.ts
@@ -60,6 +60,7 @@
  */
 import type { Prisma, PrismaClient } from "@/generated/prisma/client";
 import type { EnvironmentLocationSource } from "@/generated/prisma/client";
+import { roundCoarse } from "@/lib/environment/open-meteo";
 
 /** One day's environmental observation, at the location resolved for that day. */
 export interface EnvironmentContextBackupEntry {
@@ -312,8 +313,10 @@ export async function restoreEnvironmentData(
         // neither bound goes near a `Date`.
         startDate: entry.startDate,
         endDate: entry.endDate,
-        lat: entry.lat,
-        lon: entry.lon,
+        // A file written before v1.39.4 carries 2-decimal coordinates; they
+        // come back at today's privacy floor.
+        lat: roundCoarse(entry.lat),
+        lon: roundCoarse(entry.lon),
         label: entry.label,
         ...(entry.createdAt ? { createdAt: new Date(entry.createdAt) } : {}),
         ...(entry.updatedAt ? { updatedAt: new Date(entry.updatedAt) } : {}),
@@ -326,8 +329,8 @@ export async function restoreEnvironmentData(
       data: payload.environmentContexts.map((entry) => ({
         userId: ownerId,
         date: entry.date,
-        lat: entry.lat,
-        lon: entry.lon,
+        lat: roundCoarse(entry.lat),
+        lon: roundCoarse(entry.lon),
         locationLabel: entry.locationLabel,
         source: entry.source,
         tempMin: entry.tempMin ?? null,
diff --git a/src/lib/export/visits-backup.ts b/src/lib/export/visits-backup.ts
index 99f7c8d4b..32ebca5f4 100644
--- a/src/lib/export/visits-backup.ts
+++ b/src/lib/export/visits-backup.ts
@@ -41,6 +41,8 @@ import type {
   Laterality,
 } from "@/generated/prisma/client";
 
+import { encryptNote } from "@/lib/crypto/note-cipher";
+import { readPractitionerContact } from "@/lib/practitioners/dto";
 import {
   recordUnknownKeys,
   type RestoreSkipLog,
@@ -58,8 +60,17 @@ export interface PractitionerBackupEntry {
   name: string;
   specialty: string | null;
   practice: string | null;
+  /**
+   * v1.39.4 — the address and phone number are encrypted at rest. A portable
+   * export carries them readable here; a disaster-recovery payload leaves
+   * these null and carries the ciphertext in the two fields below.
+   */
   location: string | null;
   phone: string | null;
+  /** Base64 ciphertext of the address, disaster-recovery payloads only. */
+  locationEncrypted?: string | null;
+  /** Base64 ciphertext of the phone number, disaster-recovery payloads only. */
+  phoneEncrypted?: string | null;
   /** Base64 ciphertext, carried verbatim — never decrypted into the file. */
   noteEncrypted: string | null;
   createdAt: string;
@@ -134,6 +145,8 @@ const PRACTITIONER_BACKUP_SELECT = {
   practice: true,
   location: true,
   phone: true,
+  locationEncrypted: true,
+  phoneEncrypted: true,
   noteEncrypted: true,
   createdAt: true,
   updatedAt: true,
@@ -236,8 +249,32 @@ export async function buildVisitsBackupSection(
       name: row.name,
       specialty: row.specialty,
       practice: row.practice,
-      location: row.location,
-      phone: row.phone,
+      // v1.39.4 — a disaster-recovery file carries the contact fields as
+      // ciphertext only, sealing a row the backfill has not reached yet on
+      // the way out; a portable export carries them readable.
+      ...(disasterRecovery
+        ? {
+            location: null,
+            phone: null,
+            locationEncrypted: encodeCiphertext(
+              row.locationEncrypted ?? encryptNote(row.location),
+            ),
+            phoneEncrypted: encodeCiphertext(
+              row.phoneEncrypted ?? encryptNote(row.phone),
+            ),
+          }
+        : {
+            location: readPractitionerContact(
+              row.locationEncrypted,
+              row.location,
+              "location",
+            ),
+            phone: readPractitionerContact(
+              row.phoneEncrypted,
+              row.phone,
+              "phone",
+            ),
+          }),
       noteEncrypted: encodeCiphertext(row.noteEncrypted),
       createdAt: row.createdAt.toISOString(),
       updatedAt: row.updatedAt.toISOString(),
@@ -336,7 +373,13 @@ export type RestoredPractitioner = Pick<
   OptionalNullable<
     Pick<
       PractitionerBackupEntry,
-      "specialty" | "practice" | "location" | "phone" | "noteEncrypted"
+      | "specialty"
+      | "practice"
+      | "location"
+      | "phone"
+      | "locationEncrypted"
+      | "phoneEncrypted"
+      | "noteEncrypted"
     >
   > & { deletedAt?: string | null };
 
@@ -405,8 +448,17 @@ export async function restoreVisitsData(
         name: entry.name,
         specialty: entry.specialty ?? null,
         practice: entry.practice ?? null,
-        location: entry.location ?? null,
-        phone: entry.phone ?? null,
+        // v1.39.4 — ciphertext wins when a disaster-recovery file carried it;
+        // a portable file's (or an older file's) readable value is sealed
+        // under this instance's key. The readable columns are never written.
+        locationEncrypted:
+          entry.locationEncrypted != null
+            ? decodeCiphertext(entry.locationEncrypted)
+            : encryptNote(entry.location),
+        phoneEncrypted:
+          entry.phoneEncrypted != null
+            ? decodeCiphertext(entry.phoneEncrypted)
+            : encryptNote(entry.phone),
         noteEncrypted:
           entry.noteEncrypted == null
             ? null
diff --git a/src/lib/jobs/__tests__/free-text-encryption-backfill.test.ts b/src/lib/jobs/__tests__/free-text-encryption-backfill.test.ts
index 49a172cd4..96a3ed459 100644
--- a/src/lib/jobs/__tests__/free-text-encryption-backfill.test.ts
+++ b/src/lib/jobs/__tests__/free-text-encryption-backfill.test.ts
@@ -1,6 +1,10 @@
 import { describe, it, expect, beforeEach, afterEach, vi } from "vitest";
 import { readNote } from "@/lib/crypto/note-cipher";
 import { encryptToBytes } from "@/lib/ai/coach/bytes-codec";
+import {
+  decryptRouteGeometry,
+  encryptRouteGeometry,
+} from "@/lib/workouts/route-geometry-cipher";
 
 // ── in-memory store backing a minimal prisma mock ──────────────────────────
 interface ConversationRow {
@@ -15,10 +19,27 @@ interface EntryRow {
   note: string | null;
   noteEncrypted: Uint8Array | null;
 }
+interface PractitionerRow {
+  id: string;
+  userId: string;
+  phone: string | null;
+  location: string | null;
+  phoneEncrypted: Uint8Array | null;
+  locationEncrypted: Uint8Array | null;
+}
+interface RouteRow {
+  id: string;
+  /** The owning workout's user; the real table reaches it through the join. */
+  userId: string;
+  geometry: unknown;
+  geometryEncrypted: Uint8Array | null;
+}
 
 const store = vi.hoisted(() => ({
   conversations: [] as ConversationRow[],
   entries: [] as EntryRow[],
+  practitioners: [] as PractitionerRow[],
+  routes: [] as RouteRow[],
 }));
 
 vi.mock("@/lib/jobs/boss-instance", () => ({ getGlobalBoss: () => null }));
@@ -27,27 +48,46 @@ vi.mock("@/lib/logging/context", () => ({ annotate: vi.fn() }));
 vi.mock("@/lib/db", () => {
   function delegate<R extends { id: string; userId: string }>(
     rows: () => R[],
-    readable: keyof R,
+    readable: Array<keyof R>,
   ) {
     return {
-      // The handler pages on `{ userId, <readable>: { not: null } }`.
-      findMany: async (args: { where: { userId: string }; take: number }) =>
-        rows()
-          .filter((r) => r.userId === args.where.userId && r[readable] !== null)
+      // The handler pages on the owner plus "a readable column is set": the
+      // user id directly, or through the workout for a route.
+      findMany: async (args: {
+        where: { userId?: string; workout?: { userId: string } };
+        take: number;
+      }) => {
+        const userId = args.where.userId ?? args.where.workout?.userId;
+        return rows()
+          .filter(
+            (r) => r.userId === userId && readable.some((k) => r[k] !== null),
+          )
           .slice(0, args.take)
-          .map((r) => ({ id: r.id })),
+          .map((r) => ({ id: r.id }));
+      },
       findUnique: async (args: { where: { id: string } }) =>
         rows().find((x) => x.id === args.where.id) ?? null,
       update: async (args: { where: { id: string }; data: Partial<R> }) => {
         const r = rows().find((x) => x.id === args.where.id)!;
-        Object.assign(r, args.data);
+        // Prisma's DbNull sentinel stores SQL NULL.
+        const data = Object.fromEntries(
+          Object.entries(args.data).map(([k, v]) => [
+            k,
+            v !== null && typeof v === "object" && !(v instanceof Uint8Array)
+              ? null
+              : v,
+          ]),
+        );
+        Object.assign(r, data);
         return r;
       },
     };
   }
   const delegates = {
-    coachConversation: delegate(() => store.conversations, "title"),
-    customMetricEntry: delegate(() => store.entries, "note"),
+    coachConversation: delegate(() => store.conversations, ["title"]),
+    customMetricEntry: delegate(() => store.entries, ["note"]),
+    practitioner: delegate(() => store.practitioners, ["phone", "location"]),
+    workoutRoute: delegate(() => store.routes, ["geometry"]),
   };
   return {
     prisma: {
@@ -61,6 +101,13 @@ vi.mock("@/lib/db", () => {
 import { runFreeTextEncryptionBackfillForUser } from "@/lib/jobs/free-text-encryption-backfill";
 
 const KEY = "a".repeat(64);
+const TRACK = {
+  type: "LineString",
+  coordinates: [
+    [13.4012, 52.5201],
+    [13.4051, 52.5233],
+  ],
+};
 
 beforeEach(() => {
   vi.stubEnv("ENCRYPTION_KEYS", "");
@@ -94,6 +141,52 @@ beforeEach(() => {
     { id: "e3", userId: "u1", note: "", noteEncrypted: null },
     { id: "e4", userId: "u2", note: "other user", noteEncrypted: null },
   ];
+  store.practitioners = [
+    {
+      id: "p1",
+      userId: "u1",
+      phone: "+49 30 1234567",
+      location: "Hauptstr. 1, Berlin",
+      phoneEncrypted: null,
+      locationEncrypted: null,
+    },
+    // Only an address: the phone ciphertext column stays as it was.
+    {
+      id: "p2",
+      userId: "u1",
+      phone: null,
+      location: "Am Markt 3",
+      phoneEncrypted: null,
+      locationEncrypted: null,
+    },
+    // Already sealed, nothing readable.
+    {
+      id: "p3",
+      userId: "u1",
+      phone: null,
+      location: null,
+      phoneEncrypted: encryptToBytes("+49 40 7654321"),
+      locationEncrypted: null,
+    },
+    {
+      id: "p4",
+      userId: "u2",
+      phone: "other user",
+      location: null,
+      phoneEncrypted: null,
+      locationEncrypted: null,
+    },
+  ];
+  store.routes = [
+    { id: "r1", userId: "u1", geometry: TRACK, geometryEncrypted: null },
+    {
+      id: "r2",
+      userId: "u1",
+      geometry: null,
+      geometryEncrypted: encryptRouteGeometry(TRACK),
+    },
+    { id: "r3", userId: "u2", geometry: TRACK, geometryEncrypted: null },
+  ];
 });
 
 afterEach(() => {
@@ -107,6 +200,8 @@ describe("runFreeTextEncryptionBackfillForUser", () => {
     expect(summary).toEqual({
       conversationTitlesMigrated: 1,
       metricNotesMigrated: 2,
+      practitionerContactsMigrated: 2,
+      routeGeometriesMigrated: 1,
     });
 
     const c1 = store.conversations.find((r) => r.id === "c1")!;
@@ -157,6 +252,43 @@ describe("runFreeTextEncryptionBackfillForUser", () => {
     });
   });
 
+  it("seals practitioner phone numbers and addresses and nulls the readable columns", async () => {
+    await runFreeTextEncryptionBackfillForUser("u1");
+    const p1 = store.practitioners.find((r) => r.id === "p1")!;
+    expect(p1).toMatchObject({ phone: null, location: null });
+    expect(readNote(p1.phoneEncrypted, null)).toBe("+49 30 1234567");
+    expect(readNote(p1.locationEncrypted, null)).toBe("Hauptstr. 1, Berlin");
+    const p2 = store.practitioners.find((r) => r.id === "p2")!;
+    expect(p2.location).toBeNull();
+    expect(p2.phoneEncrypted).toBeNull();
+    expect(readNote(p2.locationEncrypted, null)).toBe("Am Markt 3");
+    const p3Before = store.practitioners.find(
+      (r) => r.id === "p3",
+    )!.phoneEncrypted;
+    expect(store.practitioners.find((r) => r.id === "p3")!.phoneEncrypted).toBe(
+      p3Before,
+    );
+    expect(store.practitioners.find((r) => r.id === "p4")).toMatchObject({
+      phone: "other user",
+      phoneEncrypted: null,
+    });
+  });
+
+  it("seals workout GPS tracks through the workout's owner and nulls the readable column", async () => {
+    const r2Before = store.routes.find((r) => r.id === "r2")!.geometryEncrypted;
+    await runFreeTextEncryptionBackfillForUser("u1");
+    const r1 = store.routes.find((r) => r.id === "r1")!;
+    expect(r1.geometry).toBeNull();
+    expect(decryptRouteGeometry(r1.geometryEncrypted!)).toEqual(TRACK);
+    expect(store.routes.find((r) => r.id === "r2")!.geometryEncrypted).toBe(
+      r2Before,
+    );
+    expect(store.routes.find((r) => r.id === "r3")).toMatchObject({
+      geometry: TRACK,
+      geometryEncrypted: null,
+    });
+  });
+
   it("is idempotent: a second run changes nothing", async () => {
     await runFreeTextEncryptionBackfillForUser("u1");
     const sealed = store.conversations.find(
@@ -166,6 +298,8 @@ describe("runFreeTextEncryptionBackfillForUser", () => {
     expect(second).toEqual({
       conversationTitlesMigrated: 0,
       metricNotesMigrated: 0,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 0,
     });
     expect(store.conversations.find((r) => r.id === "c1")!.titleEncrypted).toBe(
       sealed,
diff --git a/src/lib/jobs/free-text-encryption-backfill.ts b/src/lib/jobs/free-text-encryption-backfill.ts
index 4966fb2b6..60c238fa4 100644
--- a/src/lib/jobs/free-text-encryption-backfill.ts
+++ b/src/lib/jobs/free-text-encryption-backfill.ts
@@ -5,6 +5,14 @@
  * first Coach message, or a rename) and
  * `CustomMetricEntry.note` -> `noteEncrypted`.
  *
+ * v1.39.4 extends the same pass to three more columns that are not free text
+ * in the narrow sense but just as personal:
+ * `Practitioner.phone` -> `phoneEncrypted`,
+ * `Practitioner.location` -> `locationEncrypted` (the address book of doctors
+ * and practices), and `WorkoutRoute.geometry` -> `geometryEncrypted` (the GPS
+ * track of an outdoor workout, sealed as one binary value). A route row has no
+ * user id of its own; it is found through its workout.
+ *
  * Modelled on `med-notes-encryption-backfill.ts`: a discovery query enqueues
  * one job per user still holding an un-migrated row, the per-user handler walks
  * that user's rows, and the pass is idempotent across reboots — once a row is
@@ -29,7 +37,7 @@
  *
  * The readable columns are NOT dropped in this release. That is a follow-up
  * release, once this backfill reports zero remaining rows on every instance;
- * both columns carry the marker in `schema.prisma`.
+ * every one of them carries the marker in `schema.prisma`.
  *
  * Boot discovery is staggered past the startup storm (`startAfter`), like the
  * other boot backfills; the daily discovery tick passes no offset.
@@ -38,11 +46,13 @@
  * (`src/lib/jobs/reminder/register-maintenance.ts`) so pg-boss provisions it at
  * boot; an unregistered queue silently never drains.
  */
+import { Prisma } from "@/generated/prisma/client";
 import { prisma } from "@/lib/db";
 import { annotate } from "@/lib/logging/context";
 import { getGlobalBoss } from "@/lib/jobs/boss-instance";
 import { encryptToBytes } from "@/lib/ai/coach/bytes-codec";
 import { encryptNote } from "@/lib/crypto/note-cipher";
+import { encryptRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 
 export const FREE_TEXT_ENCRYPTION_BACKFILL_QUEUE =
   "free-text-encryption-backfill";
@@ -62,6 +72,10 @@ export interface FreeTextEncryptionBackfillPayload {
 export interface FreeTextEncryptionBackfillSummary {
   conversationTitlesMigrated: number;
   metricNotesMigrated: number;
+  /** v1.39.4 — practitioners whose phone and/or address were sealed. */
+  practitionerContactsMigrated: number;
+  /** v1.39.4 — workout GPS tracks sealed. */
+  routeGeometriesMigrated: number;
 }
 
 /**
@@ -105,6 +119,85 @@ async function migrateMetricNote(id: string): Promise<boolean> {
   });
 }
 
+/**
+ * Migrate one practitioner's readable phone number and address into their
+ * ciphertext columns and null the readable ones, atomically and idempotently.
+ * A field that is already NULL keeps whatever ciphertext it has.
+ */
+async function migratePractitionerContact(id: string): Promise<boolean> {
+  return prisma.$transaction(async (tx) => {
+    const fresh = await tx.practitioner.findUnique({
+      where: { id },
+      select: { phone: true, location: true },
+    });
+    if (!fresh || (fresh.phone === null && fresh.location === null)) {
+      return false;
+    }
+    await tx.practitioner.update({
+      where: { id },
+      data: {
+        ...(fresh.phone !== null
+          ? { phoneEncrypted: encryptNote(fresh.phone), phone: null }
+          : {}),
+        ...(fresh.location !== null
+          ? { locationEncrypted: encryptNote(fresh.location), location: null }
+          : {}),
+      },
+    });
+    return true;
+  });
+}
+
+/**
+ * Migrate one workout's readable GPS track into `geometryEncrypted` and null
+ * the readable column, atomically and idempotently.
+ */
+async function migrateRouteGeometry(id: string): Promise<boolean> {
+  return prisma.$transaction(async (tx) => {
+    const fresh = await tx.workoutRoute.findUnique({
+      where: { id },
+      select: { geometry: true },
+    });
+    if (!fresh || fresh.geometry === null) return false;
+    await tx.workoutRoute.update({
+      where: { id },
+      data: {
+        geometryEncrypted: encryptRouteGeometry(fresh.geometry),
+        geometry: Prisma.DbNull,
+      },
+    });
+    return true;
+  });
+}
+
+/**
+ * Walk one kind of row page by page, migrating each. `page` returns the ids
+ * still holding a readable value; each migration clears it, so a migrated row
+ * drops out of the next page. A page where nothing moved (every row taken by
+ * a racing worker) ends the loop, so it always terminates.
+ */
+async function drain(
+  page: () => Promise<{ id: string }[]>,
+  migrate: (id: string) => Promise<boolean>,
+  once: (id: string) => void,
+): Promise<number> {
+  let migrated = 0;
+  for (;;) {
+    const rows = await page();
+    if (rows.length === 0) break;
+    let migratedThisPage = 0;
+    for (const { id } of rows) {
+      once(id);
+      if (await migrate(id)) {
+        migrated += 1;
+        migratedThisPage += 1;
+      }
+    }
+    if (migratedThisPage === 0) break;
+  }
+  return migrated;
+}
+
 /**
  * Per-user queue handler. Walks every un-migrated title and note of one
  * account and migrates each in its own transaction. Safe to re-run.
@@ -112,8 +205,6 @@ async function migrateMetricNote(id: string): Promise<boolean> {
 export async function runFreeTextEncryptionBackfillForUser(
   userId: string,
 ): Promise<FreeTextEncryptionBackfillSummary> {
-  let conversationTitlesMigrated = 0;
-  let metricNotesMigrated = 0;
   // Every row this pass has sealed. A row that comes back on a later page was
   // not cleared, so the pass would never converge; it stops loudly instead of
   // re-sealing the same rows forever.
@@ -127,45 +218,51 @@ export async function runFreeTextEncryptionBackfillForUser(
     sealed.add(id);
   };
 
-  // Each migration nulls the readable column, so a migrated row drops out of
-  // the next `IS NOT NULL` page.
-  for (;;) {
-    const rows = await prisma.coachConversation.findMany({
-      where: { userId, title: { not: null } },
-      select: { id: true },
-      take: PAGE_SIZE,
-    });
-    if (rows.length === 0) break;
-    let migratedThisPage = 0;
-    for (const { id } of rows) {
-      once(id);
-      if (await migrateConversationTitle(id)) {
-        conversationTitlesMigrated += 1;
-        migratedThisPage += 1;
-      }
-    }
-    // A page where nothing moved (every row taken by a racing worker) ends
-    // the loop, so it always terminates.
-    if (migratedThisPage === 0) break;
-  }
-
-  for (;;) {
-    const rows = await prisma.customMetricEntry.findMany({
-      where: { userId, note: { not: null } },
-      select: { id: true },
-      take: PAGE_SIZE,
-    });
-    if (rows.length === 0) break;
-    let migratedThisPage = 0;
-    for (const { id } of rows) {
-      once(id);
-      if (await migrateMetricNote(id)) {
-        metricNotesMigrated += 1;
-        migratedThisPage += 1;
-      }
-    }
-    if (migratedThisPage === 0) break;
-  }
+  const conversationTitlesMigrated = await drain(
+    () =>
+      prisma.coachConversation.findMany({
+        where: { userId, title: { not: null } },
+        select: { id: true },
+        take: PAGE_SIZE,
+      }),
+    migrateConversationTitle,
+    once,
+  );
+  const metricNotesMigrated = await drain(
+    () =>
+      prisma.customMetricEntry.findMany({
+        where: { userId, note: { not: null } },
+        select: { id: true },
+        take: PAGE_SIZE,
+      }),
+    migrateMetricNote,
+    once,
+  );
+  const practitionerContactsMigrated = await drain(
+    () =>
+      prisma.practitioner.findMany({
+        where: {
+          userId,
+          OR: [{ phone: { not: null } }, { location: { not: null } }],
+        },
+        select: { id: true },
+        take: PAGE_SIZE,
+      }),
+    migratePractitionerContact,
+    once,
+  );
+  // A track is the one large value here. The page holds ids only; each track
+  // is read inside its own transaction, so no more than one is in memory.
+  const routeGeometriesMigrated = await drain(
+    () =>
+      prisma.workoutRoute.findMany({
+        where: { workout: { userId }, geometry: { not: Prisma.DbNull } },
+        select: { id: true },
+        take: PAGE_SIZE,
+      }),
+    migrateRouteGeometry,
+    once,
+  );
 
   annotate({
     action: {
@@ -173,17 +270,24 @@ export async function runFreeTextEncryptionBackfillForUser(
       details: {
         conversation_titles_migrated: conversationTitlesMigrated,
         metric_notes_migrated: metricNotesMigrated,
+        practitioner_contacts_migrated: practitionerContactsMigrated,
+        route_geometries_migrated: routeGeometriesMigrated,
       },
     },
   });
 
-  return { conversationTitlesMigrated, metricNotesMigrated };
+  return {
+    conversationTitlesMigrated,
+    metricNotesMigrated,
+    practitionerContactsMigrated,
+    routeGeometriesMigrated,
+  };
 }
 
 /**
- * Discovery. Finds every user still holding a readable title or note and
- * enqueues one backfill job per account. The 0357 partial indexes match both
- * predicates, so the scan is index-only and converges to empty. pg-boss
+ * Discovery. Finds every user still holding a readable value in any of the
+ * columns above and enqueues one backfill job per account. The 0357 and 0361
+ * partial indexes match the predicates, so the scan is index-only and converges to empty. pg-boss
  * `singletonKey` coalesces duplicate sends. Best-effort: errors come back
  * through the result value so worker boot never fails on a miss.
  */
@@ -197,18 +301,26 @@ export async function enqueueBootTimeFreeTextEncryptionBackfill(
   }
 
   try {
-    const [titleUsers, noteUsers] = await Promise.all([
+    const found = await Promise.all([
       prisma.$queryRaw<{ user_id: string }[]>`
         SELECT DISTINCT user_id FROM coach_conversations
         WHERE title IS NOT NULL`,
       prisma.$queryRaw<{ user_id: string }[]>`
         SELECT DISTINCT user_id FROM custom_metric_entries
         WHERE note IS NOT NULL`,
+      prisma.$queryRaw<{ user_id: string }[]>`
+        SELECT DISTINCT user_id FROM practitioners
+        WHERE phone IS NOT NULL OR location IS NOT NULL`,
+      prisma.$queryRaw<{ user_id: string }[]>`
+        SELECT DISTINCT w.user_id FROM workout_routes r
+        JOIN workouts w ON w.id = r.workout_id
+        WHERE r.geometry IS NOT NULL`,
     ]);
 
     const userIds = new Set<string>();
-    for (const { user_id } of titleUsers) userIds.add(user_id);
-    for (const { user_id } of noteUsers) userIds.add(user_id);
+    for (const rows of found) {
+      for (const { user_id } of rows) userIds.add(user_id);
+    }
 
     let enqueued = 0;
     let skipped = 0;
diff --git a/src/lib/jobs/job-outcome.ts b/src/lib/jobs/job-outcome.ts
index 808cbea1b..64ef018c4 100644
--- a/src/lib/jobs/job-outcome.ts
+++ b/src/lib/jobs/job-outcome.ts
@@ -158,6 +158,7 @@ export const JOB_FACT_ALLOWLIST: ReadonlySet<string> = new Set([
   "per_sample_rows_soft_deleted",
   "persisted",
   "plan_reviews_minted",
+  "practitioner_contacts_migrated",
   "pr_detection_inserted",
   "pr_detection_jobs",
   "pr_detection_ties",
@@ -192,6 +193,7 @@ export const JOB_FACT_ALLOWLIST: ReadonlySet<string> = new Set([
   "retried",
   "reviewed",
   "rollup_failed",
+  "route_geometries_migrated",
   "rotate_dropped",
   "rotate_errors",
   "rotate_rotated",
diff --git a/src/lib/jobs/reminder/register-maintenance.ts b/src/lib/jobs/reminder/register-maintenance.ts
index efe8c09ba..83828963a 100644
--- a/src/lib/jobs/reminder/register-maintenance.ts
+++ b/src/lib/jobs/reminder/register-maintenance.ts
@@ -355,7 +355,8 @@ const MED_NOTES_ENCRYPTION_BACKFILL_CRON = "5 4 * * *";
 // past the startup storm) enqueues one per-user job; a daily 04:07
 // Europe/Berlin discovery tick re-fans for rows written by a previous-release
 // process after the upgrade. Two minutes after the medication-note tick so the
-// two do not share a poll.
+// two do not share a poll. v1.39.4 adds the practitioner phone + address and
+// the workout GPS track to the same pass.
 const FREE_TEXT_ENCRYPTION_BACKFILL_CRON = "7 4 * * *";
 
 const allQueues = [
@@ -687,7 +688,7 @@ const queuePolicies: QueuePolicyTable = {
   [FREE_TEXT_ENCRYPTION_BACKFILL_QUEUE]: {
     policy: "exclusive",
     reason:
-      "Per-user Coach title + custom-metric note encryption backfill; discovery drops the user once no readable value remains.",
+      "Per-user encryption backfill (Coach title, custom-metric note, practitioner phone + address, workout GPS track); discovery drops the user once no readable value remains.",
   },
   [DOCUMENT_THUMBNAIL_BACKFILL_QUEUE]: {
     policy: "exclusive",
@@ -1246,6 +1247,8 @@ export async function registerMaintenanceQueues(
       let discoveryFailed = 0;
       let titles = 0;
       let notes = 0;
+      let contacts = 0;
+      let routes = 0;
       for (const job of jobs) {
         const { userId } = job.data;
         if (!userId) {
@@ -1260,14 +1263,20 @@ export async function registerMaintenanceQueues(
           continue;
         }
         try {
-          const { conversationTitlesMigrated, metricNotesMigrated } =
-            await runFreeTextEncryptionBackfillForUser(userId);
+          const {
+            conversationTitlesMigrated,
+            metricNotesMigrated,
+            practitionerContactsMigrated,
+            routeGeometriesMigrated,
+          } = await runFreeTextEncryptionBackfillForUser(userId);
           users++;
           titles += conversationTitlesMigrated;
           notes += metricNotesMigrated;
+          contacts += practitionerContactsMigrated;
+          routes += routeGeometriesMigrated;
           workerLog(
             "info",
-            `[free-text-encryption-backfill] user=${userId} titles=${conversationTitlesMigrated} notes=${metricNotesMigrated}`,
+            `[free-text-encryption-backfill] user=${userId} titles=${conversationTitlesMigrated} notes=${metricNotesMigrated} contacts=${practitionerContactsMigrated} routes=${routeGeometriesMigrated}`,
           );
         } catch (err) {
           recordError();
@@ -1287,6 +1296,8 @@ export async function registerMaintenanceQueues(
         discovery_failed: discoveryFailed,
         conversation_titles_migrated: titles,
         metric_notes_migrated: notes,
+        practitioner_contacts_migrated: contacts,
+        route_geometries_migrated: routes,
       });
     },
   );
diff --git a/src/lib/jobs/workout-insight-generate.ts b/src/lib/jobs/workout-insight-generate.ts
index cc1b29168..cff606fe0 100644
--- a/src/lib/jobs/workout-insight-generate.ts
+++ b/src/lib/jobs/workout-insight-generate.ts
@@ -67,6 +67,7 @@ import {
   meetsDurationFloor,
   workoutInsightInputHash,
 } from "@/lib/workouts/insight-gates";
+import { readRouteGeometry } from "@/lib/workouts/route-geometry-cipher";
 import { getAgeFromDateOfBirth } from "@/lib/analytics/pulse-targets";
 import {
   computeZones,
@@ -245,7 +246,7 @@ export async function runWorkoutInsightGenerate(
       minHeartRate: true,
       elevationM: true,
       metadata: true,
-      route: { select: { geometry: true } },
+      route: { select: { geometry: true, geometryEncrypted: true } },
       samples: { select: { samples: true } },
     },
   });
@@ -372,7 +373,9 @@ export async function runWorkoutInsightGenerate(
       tz,
       hrSeries,
       zones,
-      routeGeometry: row.route?.geometry ?? null,
+      // Opened in memory only to derive metres climbed; the track itself
+      // never reaches the prompt.
+      routeGeometry: row.route ? readRouteGeometry(row.route) : null,
       history,
     });
     const inputHash = workoutInsightInputHash(
diff --git a/src/lib/openapi/routes/environment.ts b/src/lib/openapi/routes/environment.ts
index 8d4c132ab..40339d20c 100644
--- a/src/lib/openapi/routes/environment.ts
+++ b/src/lib/openapi/routes/environment.ts
@@ -11,7 +11,7 @@
  * the `environment` module off, every one of the six paths answers 403
  * `module.disabled` before it does anything else.
  *
- * Coordinates are rounded to ~city granularity (2 dp) on the way in, as a
+ * Coordinates are rounded to 1 decimal (about 11 km) on the way in, as a
  * floor under whatever precision a client sends. That rounding is why the
  * geocode results and the stored home read back coarser than they were
  * picked.
@@ -58,8 +58,10 @@ const geocodeQuery = geocodeQuerySchema.meta({
 
 const environmentHome = z
   .object({
-    lat: z.number().describe("Coarse latitude, rounded to 2 dp (~1 km)."),
-    lon: z.number().describe("Coarse longitude, rounded to 2 dp."),
+    lat: z
+      .number()
+      .describe("Coarse latitude, rounded to 1 decimal (about 11 km)."),
+    lon: z.number().describe("Coarse longitude, rounded to 1 decimal."),
     label: z.string().nullable(),
     timezone: z
       .string()
@@ -142,8 +144,8 @@ const environmentOverview = z
 
 const geocodeResult = z
   .object({
-    lat: z.number().describe("Coarse latitude, rounded to 2 dp."),
-    lon: z.number().describe("Coarse longitude, rounded to 2 dp."),
+    lat: z.number().describe("Coarse latitude, rounded to 1 decimal."),
+    lon: z.number().describe("Coarse longitude, rounded to 1 decimal."),
     label: z
       .string()
       .describe(
@@ -186,7 +188,7 @@ export const environmentPaths: NonNullable<ZodOpenApiObject["paths"]> = {
       tags: ["Environment"],
       summary: "Set the coarse home location",
       description:
-        "Stores the picked city and stamps the effective-from instant. Coordinates are rounded to 2 dp server-side regardless of what was sent.\n\nRe-stamping is the part worth knowing: EVERY write moves `since` to now, including one that changes only the label. Days before the new `since` stop resolving against this home, so a correction to an existing home un-attributes the history that home used to cover.\n\nOn success a lookback fetch is enqueued so recent days populate without waiting for the nightly tick. That enqueue is best-effort — it no-ops cleanly when no worker is bound and the response is a 200 either way.\n\nBody cap 4 KiB. Module-gated.",
+        "Stores the picked city and stamps the effective-from instant. Coordinates are rounded to 1 decimal (about 11 km) server-side regardless of what was sent.\n\nRe-stamping is the part worth knowing: EVERY write moves `since` to now, including one that changes only the label. Days before the new `since` stop resolving against this home, so a correction to an existing home un-attributes the history that home used to cover.\n\nOn success a lookback fetch is enqueued so recent days populate without waiting for the nightly tick. That enqueue is best-effort — it no-ops cleanly when no worker is bound and the response is a 200 either way.\n\nBody cap 4 KiB. Module-gated.",
       requestBody: {
         required: true,
         content: { "application/json": { schema: homeLocationRequest } },
@@ -309,7 +311,7 @@ export const environmentPaths: NonNullable<ZodOpenApiObject["paths"]> = {
       tags: ["Environment"],
       summary: "Add a travel override",
       description:
-        "Declares that the account was somewhere other than home for an inclusive date range; the days it covers resolve against this location instead. Coordinates are rounded to 2 dp server-side.\n\nAdding one enqueues a refresh over exactly the declared window so its days re-resolve. Nothing checks for overlap with an existing override — two ranges covering the same day are accepted, and the worker picks between them.\n\nBody cap 4 KiB. Module-gated.",
+        "Declares that the account was somewhere other than home for an inclusive date range; the days it covers resolve against this location instead. Coordinates are rounded to 1 decimal (about 11 km) server-side.\n\nAdding one enqueues a refresh over exactly the declared window so its days re-resolve. Nothing checks for overlap with an existing override — two ranges covering the same day are accepted, and the worker picks between them.\n\nBody cap 4 KiB. Module-gated.",
       requestBody: {
         required: true,
         content: { "application/json": { schema: travelLocationRequest } },
diff --git a/src/lib/practitioners/dto.ts b/src/lib/practitioners/dto.ts
index d20e35560..145a6979f 100644
--- a/src/lib/practitioners/dto.ts
+++ b/src/lib/practitioners/dto.ts
@@ -5,6 +5,13 @@
  * them. The free-text note lives in `noteEncrypted` (Bytes) and is decrypted
  * fail-soft on read, so a key-rotation gap on one row reads as a missing note
  * rather than 500-ing the address book.
+ *
+ * v1.39.4 — the phone number and the address follow the note into Bytes
+ * ciphertext (`phoneEncrypted`, `locationEncrypted`). They read the same way,
+ * with one addition: a row the boot-time backfill has not reached yet still
+ * holds them in the readable columns, which are read only when there is no
+ * ciphertext. A ciphertext that does not open reads as absent, never as the
+ * readable column.
  */
 import { decryptFromBytes } from "@/lib/ai/coach/bytes-codec";
 import { getEvent } from "@/lib/logging/context";
@@ -39,14 +46,40 @@ export function decryptPractitionerNote(
   }
 }
 
+/**
+ * A contact field (phone, address): the ciphertext when the row has one, the
+ * legacy readable column otherwise. Fail-soft on the ciphertext, like the note.
+ */
+export function readPractitionerContact(
+  ciphertext: Uint8Array | null,
+  legacy: string | null,
+  field: "phone" | "location",
+): string | null {
+  if (!ciphertext || ciphertext.byteLength === 0) return legacy;
+  try {
+    return decryptFromBytes(ciphertext);
+  } catch (err) {
+    getEvent()?.addWarning(
+      `practitioner ${field} decrypt failed: ${
+        err instanceof Error ? err.message : String(err)
+      }`,
+    );
+    return null;
+  }
+}
+
 export function toPractitionerDTO(row: Practitioner): PractitionerDTO {
   return {
     id: row.id,
     name: row.name,
     specialty: row.specialty,
     practice: row.practice,
-    location: row.location,
-    phone: row.phone,
+    location: readPractitionerContact(
+      row.locationEncrypted,
+      row.location,
+      "location",
+    ),
+    phone: readPractitionerContact(row.phoneEncrypted, row.phone, "phone"),
     note: decryptPractitionerNote(row.noteEncrypted),
     createdAt: row.createdAt.toISOString(),
     updatedAt: row.updatedAt.toISOString(),
diff --git a/src/lib/validations/backup.ts b/src/lib/validations/backup.ts
index 51c02fb12..40fbd9397 100644
--- a/src/lib/validations/backup.ts
+++ b/src/lib/validations/backup.ts
@@ -1109,6 +1109,9 @@ const practitionerBackupSchema = z
     practice: z.string().nullable().optional(),
     location: z.string().nullable().optional(),
     phone: z.string().nullable().optional(),
+    /// v1.39.4 — the address and phone ciphertext, DR payloads only.
+    locationEncrypted: base64BytesSchema.nullable().optional(),
+    phoneEncrypted: base64BytesSchema.nullable().optional(),
     noteEncrypted: base64BytesSchema.nullable().optional(),
     createdAt: isoDateTime,
     updatedAt: isoDateTime,
diff --git a/src/lib/workouts/__tests__/route-geometry-cipher.test.ts b/src/lib/workouts/__tests__/route-geometry-cipher.test.ts
new file mode 100644
index 000000000..9432d0976
--- /dev/null
+++ b/src/lib/workouts/__tests__/route-geometry-cipher.test.ts
@@ -0,0 +1,66 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { Buffer } from "node:buffer";
+
+import { _resetCryptoCacheForTests, encryptBytes } from "@/lib/crypto";
+import {
+  decryptRouteGeometry,
+  encryptRouteGeometry,
+  readRouteGeometry,
+} from "../route-geometry-cipher";
+
+const TRACK = {
+  type: "LineString",
+  coordinates: [
+    [13.4012, 52.5201, 34.5],
+    [13.4051, 52.5233, 36],
+  ],
+};
+
+beforeEach(() => {
+  vi.stubEnv("ENCRYPTION_KEYS", "");
+  vi.stubEnv("ENCRYPTION_ACTIVE_KEY_ID", "");
+  vi.stubEnv("ENCRYPTION_KEY", "d".repeat(64));
+  _resetCryptoCacheForTests();
+});
+
+afterEach(() => {
+  vi.unstubAllEnvs();
+  _resetCryptoCacheForTests();
+});
+
+describe("route geometry cipher", () => {
+  it("round-trips a track and keeps no coordinate readable in the sealed bytes", () => {
+    const sealed = encryptRouteGeometry(TRACK);
+    expect(Buffer.from(sealed).toString("latin1")).not.toContain("52.5201");
+    expect(decryptRouteGeometry(sealed)).toEqual(TRACK);
+  });
+
+  it("prefers the ciphertext, falls back to the legacy column, and is null for neither", () => {
+    const sealed = encryptRouteGeometry(TRACK);
+    expect(
+      readRouteGeometry({
+        geometry: { stale: true },
+        geometryEncrypted: sealed,
+      }),
+    ).toEqual(TRACK);
+    expect(
+      readRouteGeometry({ geometry: TRACK, geometryEncrypted: null }),
+    ).toBe(TRACK);
+    expect(readRouteGeometry({ geometry: null, geometryEncrypted: null })).toBe(
+      null,
+    );
+  });
+
+  it("does not open a value sealed for another purpose", () => {
+    const other = encryptBytes(Buffer.from(JSON.stringify(TRACK)));
+    expect(() => decryptRouteGeometry(new Uint8Array(other))).toThrow();
+  });
+
+  it("throws on a ciphertext that does not open instead of using the legacy column", () => {
+    const sealed = encryptRouteGeometry(TRACK);
+    sealed[sealed.byteLength - 1] ^= 0xff;
+    expect(() =>
+      readRouteGeometry({ geometry: TRACK, geometryEncrypted: sealed }),
+    ).toThrow();
+  });
+});
diff --git a/src/lib/workouts/route-geometry-cipher.ts b/src/lib/workouts/route-geometry-cipher.ts
new file mode 100644
index 000000000..7b52fc99e
--- /dev/null
+++ b/src/lib/workouts/route-geometry-cipher.ts
@@ -0,0 +1,56 @@
+/**
+ * Workout GPS track ↔ encrypted column (v1.39.4).
+ *
+ * `WorkoutRoute.geometry` held the GeoJSON LineString of every outdoor workout
+ * readable in the database, and the first and last points of most tracks are
+ * the person's front door. From v1.39.4 the track is stored in
+ * `geometryEncrypted`: the JSON text sealed as one binary AES-256-GCM value
+ * (`encryptBytes`, labelled with {@link WORKOUT_ROUTE_GEOMETRY_AAD}). The
+ * binary codec rather than the base64 string codec the notes use, because a
+ * track of 20 000 points is a blob and base64 would add a third to it.
+ *
+ * Every reader goes through {@link readRouteGeometry}: the ciphertext when a
+ * row has one, the legacy readable column for a row the boot-time backfill has
+ * not reached yet. A ciphertext that does not open throws (fail-closed), the
+ * same posture as `readNote`; it is never replaced by the readable column.
+ *
+ * The wire shape is unchanged: readers hand back the same GeoJSON object the
+ * JSONB column used to return.
+ */
+import { Buffer } from "node:buffer";
+
+import { decryptBytes, encryptBytes } from "@/lib/crypto";
+import { WORKOUT_ROUTE_GEOMETRY_AAD } from "@/lib/crypto/encrypted-columns";
+
+/** Seal a route's GeoJSON geometry for `WorkoutRoute.geometryEncrypted`. */
+export function encryptRouteGeometry(
+  geometry: unknown,
+): Uint8Array<ArrayBuffer> {
+  const sealed = encryptBytes(
+    Buffer.from(JSON.stringify(geometry), "utf8"),
+    WORKOUT_ROUTE_GEOMETRY_AAD,
+  );
+  const out = new Uint8Array(new ArrayBuffer(sealed.byteLength));
+  out.set(sealed);
+  return out;
+}
+
+/** Open a sealed route geometry. Throws on a bad key id or a tampered value. */
+export function decryptRouteGeometry(sealed: Uint8Array): unknown {
+  const plain = decryptBytes(Buffer.from(sealed), WORKOUT_ROUTE_GEOMETRY_AAD);
+  return JSON.parse(plain.toString("utf8")) as unknown;
+}
+
+/**
+ * The geometry a route row holds: the ciphertext first, the legacy readable
+ * column only when there is no ciphertext. Null when the row holds neither.
+ */
+export function readRouteGeometry(row: {
+  geometry?: unknown;
+  geometryEncrypted?: Uint8Array | null;
+}): unknown {
+  if (row.geometryEncrypted && row.geometryEncrypted.byteLength > 0) {
+    return decryptRouteGeometry(row.geometryEncrypted);
+  }
+  return row.geometry ?? null;
+}
diff --git a/tests/integration/backup-round-trip.test.ts b/tests/integration/backup-round-trip.test.ts
index 6f4cc1117..a9cae4e6b 100644
--- a/tests/integration/backup-round-trip.test.ts
+++ b/tests/integration/backup-round-trip.test.ts
@@ -1206,14 +1206,16 @@ async function seedEveryTwoEndedModel(prisma: PrismaClient): Promise<void> {
   // coordinates and different weather, and the trip day's reading only makes
   // sense next to the period that explains it: with the period gone, the next
   // refresh re-resolves 2026-06-15 to Berlin and upserts Berlin's weather over
-  // it. The assertion after the restore reads the two back TOGETHER.
+  // it. The assertion after the restore reads the two back TOGETHER. The
+  // coordinates are at 1 decimal, the precision the app stores since v1.39.4;
+  // a restore rounds anything finer, so finer values would not round-trip.
   await prisma.environmentTravelLocation.create({
     data: {
       userId: OWNER_ID,
       startDate: "2026-06-10",
       endDate: "2026-06-20",
-      lat: 41.3874,
-      lon: 2.1686,
+      lat: 41.4,
+      lon: 2.2,
       label: "Barcelona",
     },
   });
@@ -1222,8 +1224,8 @@ async function seedEveryTwoEndedModel(prisma: PrismaClient): Promise<void> {
       {
         userId: OWNER_ID,
         date: "2026-06-15",
-        lat: 41.3874,
-        lon: 2.1686,
+        lat: 41.4,
+        lon: 2.2,
         locationLabel: "Barcelona",
         source: "TRAVEL",
         tempMin: 19.4,
@@ -1243,8 +1245,8 @@ async function seedEveryTwoEndedModel(prisma: PrismaClient): Promise<void> {
       {
         userId: OWNER_ID,
         date: "2026-07-01",
-        lat: 52.52,
-        lon: 13.405,
+        lat: 52.5,
+        lon: 13.4,
         locationLabel: "Berlin",
         source: "HOME",
         tempMin: 13.1,
@@ -2394,8 +2396,8 @@ describe("every model the plan claims two-ended survives a real restore", () =>
     ).toEqual([
       {
         date: "2026-06-15",
-        lat: 41.3874,
-        lon: 2.1686,
+        lat: 41.4,
+        lon: 2.2,
         locationLabel: "Barcelona",
         source: "TRAVEL",
         tempMean: 23.6,
@@ -2406,8 +2408,8 @@ describe("every model the plan claims two-ended survives a real restore", () =>
       },
       {
         date: "2026-07-01",
-        lat: 52.52,
-        lon: 13.405,
+        lat: 52.5,
+        lon: 13.4,
         locationLabel: "Berlin",
         source: "HOME",
         tempMean: 17.9,
diff --git a/tests/integration/encryption-key-rotation-contact-and-route.test.ts b/tests/integration/encryption-key-rotation-contact-and-route.test.ts
new file mode 100644
index 000000000..30810105f
--- /dev/null
+++ b/tests/integration/encryption-key-rotation-contact-and-route.test.ts
@@ -0,0 +1,148 @@
+/**
+ * v1.39.4 — key rotation covers the practitioner phone number and address and
+ * the workout GPS track, against real Postgres.
+ *
+ * Rows are sealed under the old key, the registry walk (the one the in-app
+ * rotation and the CLI script share) re-seals them under the new one, and they
+ * still open once the old key is gone from the deployment. The route is the
+ * binary, labelled codec: a walk that re-sealed it with the string codec, or
+ * without its label, would leave a value that no reader can open.
+ */
+import { beforeEach, describe, expect, it } from "vitest";
+
+process.env.ENCRYPTION_KEYS = JSON.stringify({
+  v1: "1".repeat(64),
+  v2: "2".repeat(64),
+});
+process.env.ENCRYPTION_ACTIVE_KEY_ID = "v1";
+delete process.env.ENCRYPTION_KEY;
+
+import {
+  _resetCryptoCacheForTests,
+  extractKeyId,
+  extractKeyIdFromBytes,
+} from "@/lib/crypto";
+import {
+  ENCRYPTED_COLUMNS,
+  type EncryptedColumn,
+} from "@/lib/crypto/encrypted-columns";
+import {
+  rotateColumn,
+  type CorpusClient,
+} from "@/lib/crypto/encryption-corpus";
+import { encryptNote, readNote } from "@/lib/crypto/note-cipher";
+import {
+  decryptRouteGeometry,
+  encryptRouteGeometry,
+} from "@/lib/workouts/route-geometry-cipher";
+import { getPrismaClient, truncateAllTables } from "./setup";
+
+const USER_ID = "user-rotation-contact-route";
+const TRACK = {
+  type: "LineString",
+  coordinates: [
+    [13.4012, 52.5201, 34],
+    [13.4051, 52.5233, 36],
+  ],
+};
+
+function column(model: string, field: string): EncryptedColumn {
+  const col = ENCRYPTED_COLUMNS.find(
+    (c) => c.model === model && c.field === field,
+  );
+  if (!col) throw new Error(`${model}.${field} is not registered`);
+  return col;
+}
+
+function activate(keyId: string) {
+  process.env.ENCRYPTION_ACTIVE_KEY_ID = keyId;
+  _resetCryptoCacheForTests();
+}
+
+beforeEach(async () => {
+  process.env.ENCRYPTION_KEYS = JSON.stringify({
+    v1: "1".repeat(64),
+    v2: "2".repeat(64),
+  });
+  activate("v1");
+  await truncateAllTables(getPrismaClient());
+  await getPrismaClient().user.create({
+    data: {
+      id: USER_ID,
+      username: "rotation-contact-route",
+      email: "rotation-contact-route@example.test",
+      timezone: "Europe/Berlin",
+    },
+  });
+});
+
+describe("key rotation over the v1.39.4 columns", () => {
+  it("re-seals practitioner contacts and workout tracks under the active key", async () => {
+    const prisma = getPrismaClient();
+    await prisma.practitioner.create({
+      data: {
+        id: "pr-1",
+        userId: USER_ID,
+        name: "Praxis Nord",
+        phoneEncrypted: encryptNote("+49 30 1234567"),
+        locationEncrypted: encryptNote("Hauptstr. 1"),
+      },
+    });
+    const startedAt = new Date("2026-09-01T06:00:00.000Z");
+    await prisma.workout.create({
+      data: {
+        id: "wk-1",
+        userId: USER_ID,
+        sportType: "running",
+        startedAt,
+        endedAt: new Date(startedAt.getTime() + 30 * 60_000),
+        durationSec: 1800,
+        route: {
+          create: {
+            id: "rt-1",
+            geometryEncrypted: encryptRouteGeometry(TRACK),
+          },
+        },
+      },
+    });
+
+    activate("v2");
+    const client = {
+      practitioner: prisma.practitioner,
+      workoutRoute: prisma.workoutRoute,
+    } as unknown as CorpusClient;
+    for (const [model, field] of [
+      ["Practitioner", "phoneEncrypted"],
+      ["Practitioner", "locationEncrypted"],
+      ["WorkoutRoute", "geometryEncrypted"],
+    ] as const) {
+      const result = await rotateColumn(client, column(model, field));
+      expect(result).toMatchObject({ scanned: 1, rotated: 1, errors: 0 });
+      const again = await rotateColumn(client, column(model, field));
+      expect(again.rotated).toBe(0);
+    }
+
+    // The old key is gone; everything still opens.
+    process.env.ENCRYPTION_KEYS = JSON.stringify({ v2: "2".repeat(64) });
+    _resetCryptoCacheForTests();
+    const practitioner = await prisma.practitioner.findUniqueOrThrow({
+      where: { id: "pr-1" },
+    });
+    for (const sealed of [
+      practitioner.phoneEncrypted!,
+      practitioner.locationEncrypted!,
+    ]) {
+      expect(extractKeyId(Buffer.from(sealed).toString("utf8"))).toBe("v2");
+    }
+    expect(readNote(practitioner.phoneEncrypted, null)).toBe("+49 30 1234567");
+    expect(readNote(practitioner.locationEncrypted, null)).toBe("Hauptstr. 1");
+
+    const route = await prisma.workoutRoute.findUniqueOrThrow({
+      where: { id: "rt-1" },
+    });
+    expect(extractKeyIdFromBytes(Buffer.from(route.geometryEncrypted!))).toBe(
+      "v2",
+    );
+    expect(decryptRouteGeometry(route.geometryEncrypted!)).toEqual(TRACK);
+  });
+});
diff --git a/tests/integration/environment-coarse-location.test.ts b/tests/integration/environment-coarse-location.test.ts
new file mode 100644
index 000000000..45ee987ea
--- /dev/null
+++ b/tests/integration/environment-coarse-location.test.ts
@@ -0,0 +1,209 @@
+/**
+ * v1.39.4 — the environment module's coordinates are stored at 1 decimal
+ * (about 11 km), against real Postgres.
+ *
+ *   - setting a home and adding a travel period store the coarse value, and
+ *     the home answer carries it in the same shape as before (numbers);
+ *   - a restore of a file written with 2-decimal coordinates stores them
+ *     coarse;
+ *   - the rounding block of migration 0361 coarsens rows written before it,
+ *     and running it twice changes nothing more.
+ */
+import { readFileSync } from "node:fs";
+import { join } from "node:path";
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+process.env.ENCRYPTION_KEY ??=
+  "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef";
+
+import { PUT as putHome } from "@/app/api/environment/home/route";
+import { POST as postTravel } from "@/app/api/environment/travel/route";
+import { restoreEnvironmentData } from "@/lib/export/environment-backup";
+
+import { cookieJar, headerJar } from "./mock-next-headers";
+import { getPrismaClient, truncateAllTables } from "./setup";
+
+vi.mock("next/headers", async () => {
+  const { cookieJar, headerJar } = await import("./mock-next-headers");
+  return {
+    headers: vi.fn(async () => ({
+      get: (name: string) => headerJar.get(name.toLowerCase()) ?? null,
+    })),
+    cookies: vi.fn(async () => ({
+      get: (name: string) => {
+        const value = cookieJar.get(name);
+        return value ? { name, value } : undefined;
+      },
+      set: (name: string, value: string) => cookieJar.set(name, value),
+      delete: (name: string) => cookieJar.delete(name),
+    })),
+  };
+});
+
+vi.mock("@/lib/db-compat", () => ({
+  ensureDbCompatibility: vi.fn().mockResolvedValue(undefined),
+}));
+
+const OWNER_ID = "environment-coarse-owner";
+
+function jsonRequest(url: string, method: string, body: unknown) {
+  return new Request(url, {
+    method,
+    headers: { "content-type": "application/json" },
+    body: JSON.stringify(body),
+  }) as never;
+}
+
+beforeEach(async () => {
+  const prisma = getPrismaClient();
+  await truncateAllTables(prisma);
+  cookieJar.clear();
+  headerJar.clear();
+  await prisma.user.create({
+    data: {
+      id: OWNER_ID,
+      username: OWNER_ID,
+      email: `${OWNER_ID}@example.test`,
+      timezone: "Europe/Berlin",
+    },
+  });
+  const session = await prisma.session.create({
+    data: {
+      userId: OWNER_ID,
+      expiresAt: new Date(Date.now() + 7 * 24 * 60 * 60 * 1000),
+      mfaVerifiedAt: new Date(),
+    },
+  });
+  cookieJar.set("healthlog_session", session.id);
+});
+
+describe("environment coordinates at one decimal", () => {
+  it("stores a home and a travel period coarse, and answers in the same shape", async () => {
+    const home = await putHome(
+      jsonRequest("http://localhost/api/environment/home", "PUT", {
+        lat: 52.5163,
+        lon: 13.3777,
+        label: "Berlin, Germany",
+        timezone: "Europe/Berlin",
+      }),
+    );
+    expect(home.status).toBe(200);
+    expect((await home.json()).data.home).toMatchObject({
+      lat: 52.5,
+      lon: 13.4,
+    });
+    const user = await getPrismaClient().user.findUniqueOrThrow({
+      where: { id: OWNER_ID },
+    });
+    expect([user.homeLat, user.homeLon]).toEqual([52.5, 13.4]);
+
+    const travel = await postTravel(
+      jsonRequest("http://localhost/api/environment/travel", "POST", {
+        startDate: "2026-08-01",
+        endDate: "2026-08-10",
+        lat: 48.13743,
+        lon: 11.57549,
+        label: "Munich, Germany",
+      }),
+    );
+    expect(travel.status).toBe(201);
+    const stored = await getPrismaClient().environmentTravelLocation.findMany({
+      where: { userId: OWNER_ID },
+    });
+    expect(stored.map((t) => [t.lat, t.lon])).toEqual([[48.1, 11.6]]);
+  });
+
+  it("restores a file written with two-decimal coordinates at one decimal", async () => {
+    const prisma = getPrismaClient();
+    await prisma.$transaction((tx) =>
+      restoreEnvironmentData(tx, OWNER_ID, {
+        environmentTravelLocations: [
+          {
+            startDate: "2026-08-01",
+            endDate: "2026-08-10",
+            lat: 48.14,
+            lon: 11.58,
+            label: "Munich, Germany",
+          },
+        ],
+        environmentContexts: [
+          {
+            date: "2026-08-02",
+            lat: 48.14,
+            lon: 11.58,
+            locationLabel: "Munich, Germany",
+            source: "TRAVEL",
+          },
+        ],
+      }),
+    );
+    const travel = await prisma.environmentTravelLocation.findMany({
+      where: { userId: OWNER_ID },
+    });
+    const days = await prisma.environmentContext.findMany({
+      where: { userId: OWNER_ID },
+    });
+    expect(travel.map((t) => [t.lat, t.lon])).toEqual([[48.1, 11.6]]);
+    expect(days.map((d) => [d.lat, d.lon])).toEqual([[48.1, 11.6]]);
+  });
+
+  it("coarsens rows written before migration 0361, idempotently", async () => {
+    const prisma = getPrismaClient();
+    await prisma.user.update({
+      where: { id: OWNER_ID },
+      data: { homeLat: 52.52, homeLon: 13.38 },
+    });
+    await prisma.environmentTravelLocation.create({
+      data: {
+        userId: OWNER_ID,
+        startDate: "2026-08-01",
+        endDate: "2026-08-10",
+        lat: 48.14,
+        lon: 11.58,
+        label: "Munich, Germany",
+      },
+    });
+    await prisma.environmentContext.create({
+      data: {
+        userId: OWNER_ID,
+        date: "2026-08-02",
+        lat: -33.87,
+        lon: 151.21,
+        locationLabel: "Sydney, Australia",
+        source: "TRAVEL",
+      },
+    });
+
+    const sql = readFileSync(
+      join(
+        __dirname,
+        "../../prisma/migrations/0361_encrypt_route_geometry_and_practitioner_contact/migration.sql",
+      ),
+      "utf8",
+    );
+    const statements = sql
+      .slice(sql.indexOf('UPDATE "users"'))
+      .split(";")
+      .map((s) => s.trim())
+      .filter((s) => s.length > 0);
+    expect(statements).toHaveLength(3);
+
+    for (let pass = 0; pass < 2; pass++) {
+      for (const statement of statements) {
+        await prisma.$executeRawUnsafe(statement);
+      }
+      const user = await prisma.user.findUniqueOrThrow({
+        where: { id: OWNER_ID },
+      });
+      expect([user.homeLat, user.homeLon]).toEqual([52.5, 13.4]);
+      const travel = await prisma.environmentTravelLocation.findFirstOrThrow({
+        where: { userId: OWNER_ID },
+      });
+      expect([travel.lat, travel.lon]).toEqual([48.1, 11.6]);
+      const day = await prisma.environmentContext.findFirstOrThrow({
+        where: { userId: OWNER_ID },
+      });
+      expect([day.lat, day.lon]).toEqual([-33.9, 151.2]);
+    }
+  });
+});
diff --git a/tests/integration/free-text-encryption-backfill.test.ts b/tests/integration/free-text-encryption-backfill.test.ts
index 30c2cce0b..7ce676292 100644
--- a/tests/integration/free-text-encryption-backfill.test.ts
+++ b/tests/integration/free-text-encryption-backfill.test.ts
@@ -10,12 +10,19 @@
  *     column, and reads back the same text;
  *   - a second pass and a second discovery find nothing (it converges);
  *   - a row written the current way is left as it was.
+ *
+ * v1.39.4 adds the practitioner phone number and address and the workout GPS
+ * track (migration 0361) to the same pass; the second case covers them.
  */
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
 
 import { setGlobalBoss } from "@/lib/jobs/boss-instance";
 import { encryptToBytes } from "@/lib/ai/coach/bytes-codec";
 import { readNote } from "@/lib/crypto/note-cipher";
+import {
+  decryptRouteGeometry,
+  encryptRouteGeometry,
+} from "@/lib/workouts/route-geometry-cipher";
 import {
   enqueueBootTimeFreeTextEncryptionBackfill,
   runFreeTextEncryptionBackfillForUser,
@@ -113,10 +120,14 @@ describe("free-text encryption backfill (real Postgres)", () => {
     expect(await runFreeTextEncryptionBackfillForUser("ft-a")).toEqual({
       conversationTitlesMigrated: 1,
       metricNotesMigrated: 0,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 0,
     });
     expect(await runFreeTextEncryptionBackfillForUser("ft-b")).toEqual({
       conversationTitlesMigrated: 0,
       metricNotesMigrated: 1,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 0,
     });
 
     const conversations = await prisma.coachConversation.findMany({
@@ -158,9 +169,177 @@ describe("free-text encryption backfill (real Postgres)", () => {
     expect(await runFreeTextEncryptionBackfillForUser("ft-a")).toEqual({
       conversationTitlesMigrated: 0,
       metricNotesMigrated: 0,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 0,
     });
   });
 
+  it("seals practitioner contacts and workout GPS tracks, and converges", async () => {
+    const prisma = getPrismaClient();
+    await Promise.all([seedUser("pc-a"), seedUser("pc-b"), seedUser("pc-c")]);
+    const track = {
+      type: "LineString",
+      coordinates: [
+        [13.4012, 52.5201, 34],
+        [13.4051, 52.5233, 36],
+      ],
+    };
+
+    // pc-a: a legacy practitioner with both fields, one with only an address.
+    await prisma.practitioner.create({
+      data: {
+        id: "pr-both",
+        userId: "pc-a",
+        name: "Praxis Nord",
+        phone: "+49 30 1234567",
+        location: "Hauptstr. 1",
+      },
+    });
+    await prisma.practitioner.create({
+      data: {
+        id: "pr-loc",
+        userId: "pc-a",
+        name: "Praxis Sued",
+        location: "Am Markt 3",
+      },
+    });
+    // pc-b: a legacy readable track, found through its workout.
+    const startedAt = new Date("2026-09-01T06:00:00.000Z");
+    await prisma.workout.create({
+      data: {
+        id: "wk-legacy",
+        userId: "pc-b",
+        sportType: "running",
+        startedAt,
+        endedAt: new Date(startedAt.getTime() + 30 * 60_000),
+        durationSec: 1800,
+        route: { create: { id: "rt-legacy", geometry: track } },
+      },
+    });
+    // pc-c: only rows written the current way.
+    await prisma.practitioner.create({
+      data: {
+        userId: "pc-c",
+        name: "Praxis West",
+        phoneEncrypted: encryptToBytes("+49 40 7654321"),
+      },
+    });
+    await prisma.workout.create({
+      data: {
+        id: "wk-sealed",
+        userId: "pc-c",
+        sportType: "running",
+        startedAt,
+        endedAt: new Date(startedAt.getTime() + 30 * 60_000),
+        durationSec: 1800,
+        route: {
+          create: {
+            id: "rt-sealed",
+            geometryEncrypted: encryptRouteGeometry(track),
+          },
+        },
+      },
+    });
+
+    const first = makeCapturingBoss();
+    setGlobalBoss(first.boss as never);
+    expect(
+      (await enqueueBootTimeFreeTextEncryptionBackfill()).error,
+    ).toBeNull();
+    expect(first.sent.map((s) => s.userId).sort()).toEqual(["pc-a", "pc-b"]);
+
+    expect(await runFreeTextEncryptionBackfillForUser("pc-a")).toEqual({
+      conversationTitlesMigrated: 0,
+      metricNotesMigrated: 0,
+      practitionerContactsMigrated: 2,
+      routeGeometriesMigrated: 0,
+    });
+    expect(await runFreeTextEncryptionBackfillForUser("pc-b")).toEqual({
+      conversationTitlesMigrated: 0,
+      metricNotesMigrated: 0,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 1,
+    });
+
+    const practitioners = await prisma.practitioner.findMany({
+      where: { userId: "pc-a" },
+      orderBy: { id: "asc" },
+    });
+    expect(
+      practitioners.map((p) => ({
+        id: p.id,
+        phone: p.phone,
+        location: p.location,
+        phoneText: readNote(p.phoneEncrypted, null),
+        locationText: readNote(p.locationEncrypted, null),
+      })),
+    ).toEqual([
+      {
+        id: "pr-both",
+        phone: null,
+        location: null,
+        phoneText: "+49 30 1234567",
+        locationText: "Hauptstr. 1",
+      },
+      {
+        id: "pr-loc",
+        phone: null,
+        location: null,
+        phoneText: null,
+        locationText: "Am Markt 3",
+      },
+    ]);
+
+    // The track is SQL NULL in the readable column, not a JSON null, and the
+    // sealed value does not carry a coordinate readable on disk.
+    const onDisk = await prisma.$queryRaw<
+      { readable_is_null: boolean; leaks: boolean }[]
+    >`
+      SELECT geometry IS NULL AS readable_is_null,
+             position(convert_to('52.5201', 'UTF8') IN geometry_encrypted) > 0
+               AS leaks
+      FROM workout_routes WHERE id = 'rt-legacy'`;
+    expect(onDisk).toEqual([{ readable_is_null: true, leaks: false }]);
+    const route = await prisma.workoutRoute.findUniqueOrThrow({
+      where: { id: "rt-legacy" },
+    });
+    expect(decryptRouteGeometry(route.geometryEncrypted!)).toEqual(track);
+
+    // Converged.
+    const second = makeCapturingBoss();
+    setGlobalBoss(second.boss as never);
+    expect(
+      (await enqueueBootTimeFreeTextEncryptionBackfill()).error,
+    ).toBeNull();
+    expect(second.sent).toEqual([]);
+    expect(await runFreeTextEncryptionBackfillForUser("pc-b")).toEqual({
+      conversationTitlesMigrated: 0,
+      metricNotesMigrated: 0,
+      practitionerContactsMigrated: 0,
+      routeGeometriesMigrated: 0,
+    });
+  });
+
+  it("has the partial indexes migration 0361 adds", async () => {
+    const indexes = await getPrismaClient().$queryRaw<
+      { indexname: string; indexdef: string }[]
+    >`
+      SELECT indexname, indexdef FROM pg_indexes
+      WHERE indexname IN (
+        'practitioners_contact_backfill_idx',
+        'workout_routes_geometry_backfill_idx'
+      )
+      ORDER BY indexname`;
+    expect(indexes.map((i) => i.indexname)).toEqual([
+      "practitioners_contact_backfill_idx",
+      "workout_routes_geometry_backfill_idx",
+    ]);
+    expect(indexes[0].indexdef).toContain(
+      "WHERE ((phone IS NOT NULL) OR (location IS NOT NULL))",
+    );
+    expect(indexes[1].indexdef).toContain("WHERE (geometry IS NOT NULL)");
+  });
+
   it("uses the partial indexes migration 0357 adds", async () => {
     const indexes = await getPrismaClient().$queryRaw<
       { indexname: string; indexdef: string }[]
diff --git a/tests/integration/practitioner-contact-encryption.test.ts b/tests/integration/practitioner-contact-encryption.test.ts
new file mode 100644
index 000000000..d98363add
--- /dev/null
+++ b/tests/integration/practitioner-contact-encryption.test.ts
@@ -0,0 +1,325 @@
+/**
+ * v1.39.4 — a practitioner's phone number and address are encrypted at rest,
+ * against real Postgres.
+ *
+ *   - a create and an edit store ciphertext only: the readable columns stay
+ *     NULL and the stored bytes do not contain the number;
+ *   - the wire shape is unchanged, and a row the backfill has not reached yet
+ *     still reads back from its legacy columns;
+ *   - an edit's audit row names the changed contact field without its value;
+ *   - a disaster-recovery backup carries the fields as ciphertext only, a
+ *     portable export carries them readable, and a restore from either (or
+ *     from a file written before this release) writes ciphertext only.
+ */
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+process.env.ENCRYPTION_KEY ??=
+  "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef";
+
+import { GET as listPractitioners, POST } from "@/app/api/practitioners/route";
+import { PATCH } from "@/app/api/practitioners/[id]/route";
+import {
+  buildVisitsBackupSection,
+  restoreVisitsData,
+} from "@/lib/export/visits-backup";
+import { readNote } from "@/lib/crypto/note-cipher";
+
+import { cookieJar, headerJar } from "./mock-next-headers";
+import { getPrismaClient, truncateAllTables } from "./setup";
+
+vi.mock("next/headers", async () => {
+  const { cookieJar, headerJar } = await import("./mock-next-headers");
+  return {
+    headers: vi.fn(async () => ({
+      get: (name: string) => headerJar.get(name.toLowerCase()) ?? null,
+    })),
+    cookies: vi.fn(async () => ({
+      get: (name: string) => {
+        const value = cookieJar.get(name);
+        return value ? { name, value } : undefined;
+      },
+      set: (name: string, value: string) => cookieJar.set(name, value),
+      delete: (name: string) => cookieJar.delete(name),
+    })),
+  };
+});
+
+vi.mock("@/lib/db-compat", () => ({
+  ensureDbCompatibility: vi.fn().mockResolvedValue(undefined),
+}));
+
+const OWNER_ID = "practitioner-contact-owner";
+const PHONE = "+49 30 9876543";
+const ADDRESS = "Lindenweg 12, 10115 Berlin";
+
+async function seedSession() {
+  const prisma = getPrismaClient();
+  await prisma.user.create({
+    data: {
+      id: OWNER_ID,
+      username: OWNER_ID,
+      email: `${OWNER_ID}@example.test`,
+      timezone: "Europe/Berlin",
+    },
+  });
+  const session = await prisma.session.create({
+    data: {
+      userId: OWNER_ID,
+      expiresAt: new Date(Date.now() + 7 * 24 * 60 * 60 * 1000),
+      mfaVerifiedAt: new Date(),
+    },
+  });
+  cookieJar.set("healthlog_session", session.id);
+}
+
+function jsonRequest(url: string, method: string, body: unknown) {
+  return new Request(url, {
+    method,
+    headers: { "content-type": "application/json" },
+    body: JSON.stringify(body),
+  }) as never;
+}
+
+/** The stored row as SQL sees it: readable columns and a leak probe. */
+async function onDisk(id: string, needle: string) {
+  const rows = await getPrismaClient().$queryRaw<
+    {
+      phone: string | null;
+      location: string | null;
+      phone_leaks: boolean;
+      location_leaks: boolean;
+    }[]
+  >`
+    SELECT phone, location,
+           COALESCE(position(convert_to(${needle}, 'UTF8') IN phone_encrypted) > 0, false)
+             AS phone_leaks,
+           COALESCE(position(convert_to(${needle}, 'UTF8') IN location_encrypted) > 0, false)
+             AS location_leaks
+    FROM practitioners WHERE id = ${id}`;
+  return rows[0];
+}
+
+beforeEach(async () => {
+  await truncateAllTables(getPrismaClient());
+  cookieJar.clear();
+  headerJar.clear();
+  await seedSession();
+});
+
+describe("practitioner phone and address at rest", () => {
+  it("stores a created practitioner's contact fields as ciphertext only and serves them unchanged", async () => {
+    const res = await POST(
+      jsonRequest("http://localhost/api/practitioners", "POST", {
+        name: "Dr. Weber",
+        specialty: "Kardiologie",
+        phone: PHONE,
+        location: ADDRESS,
+      }),
+    );
+    expect(res.status).toBe(201);
+    const created = (await res.json()).data as {
+      id: string;
+      phone: string | null;
+      location: string | null;
+    };
+    expect(created).toMatchObject({ phone: PHONE, location: ADDRESS });
+
+    expect(await onDisk(created.id, "9876543")).toEqual({
+      phone: null,
+      location: null,
+      phone_leaks: false,
+      location_leaks: false,
+    });
+    expect(await onDisk(created.id, "Lindenweg")).toMatchObject({
+      location_leaks: false,
+    });
+
+    const list = await listPractitioners(
+      new Request("http://localhost/api/practitioners") as never,
+    );
+    const rows = (await list.json()).data as {
+      name: string;
+      phone: string | null;
+      location: string | null;
+    }[];
+    expect(rows).toEqual([
+      expect.objectContaining({
+        name: "Dr. Weber",
+        phone: PHONE,
+        location: ADDRESS,
+      }),
+    ]);
+  });
+
+  it("reads a row the backfill has not reached from its legacy columns", async () => {
+    await getPrismaClient().practitioner.create({
+      data: {
+        userId: OWNER_ID,
+        name: "Dr. Alt",
+        phone: PHONE,
+        location: ADDRESS,
+      },
+    });
+    const list = await listPractitioners(
+      new Request("http://localhost/api/practitioners") as never,
+    );
+    const rows = (await list.json()).data as {
+      phone: string | null;
+      location: string | null;
+    }[];
+    expect(rows[0]).toMatchObject({ phone: PHONE, location: ADDRESS });
+  });
+
+  it("seals an edited field, clears its legacy column, and audits the change without the value", async () => {
+    const prisma = getPrismaClient();
+    const legacy = await prisma.practitioner.create({
+      data: {
+        userId: OWNER_ID,
+        name: "Dr. Alt",
+        phone: "+49 30 1111111",
+        location: ADDRESS,
+      },
+    });
+
+    const res = await PATCH(
+      jsonRequest(`http://localhost/api/practitioners/${legacy.id}`, "PATCH", {
+        phone: PHONE,
+      }),
+      { params: Promise.resolve({ id: legacy.id }) },
+    );
+    expect(res.status).toBe(200);
+    expect((await res.json()).data).toMatchObject({
+      phone: PHONE,
+      // Untouched by the edit: still served from the legacy column.
+      location: ADDRESS,
+    });
+
+    const row = await prisma.practitioner.findUniqueOrThrow({
+      where: { id: legacy.id },
+    });
+    expect(row.phone).toBeNull();
+    expect(readNote(row.phoneEncrypted, null)).toBe(PHONE);
+    expect(row.location).toBe(ADDRESS);
+
+    const audit = await prisma.auditLog.findFirstOrThrow({
+      where: { userId: OWNER_ID, action: "practitioner.contact.update" },
+    });
+    const details = JSON.parse(audit.details ?? "{}") as {
+      fields?: string[];
+      previous?: Record<string, unknown>;
+    };
+    expect(details.fields).toEqual(["phone"]);
+    expect(details.previous ?? {}).not.toHaveProperty("phone");
+    expect(audit.details).not.toContain("1111111");
+    expect(audit.details).not.toContain("9876543");
+  });
+
+  it("carries the contact fields as ciphertext in a disaster-recovery backup, readable in a portable one, and restores ciphertext only", async () => {
+    const prisma = getPrismaClient();
+    // One legacy row, one sealed through the route.
+    await prisma.practitioner.create({
+      data: {
+        id: "pr-legacy",
+        userId: OWNER_ID,
+        name: "Dr. Alt",
+        phone: PHONE,
+        location: ADDRESS,
+      },
+    });
+    const created = await POST(
+      jsonRequest("http://localhost/api/practitioners", "POST", {
+        name: "Dr. Neu",
+        phone: PHONE,
+      }),
+    );
+    const sealedId = ((await created.json()).data as { id: string }).id;
+
+    const dr = await buildVisitsBackupSection(prisma, OWNER_ID, {
+      purpose: "disaster-recovery",
+    });
+    const drFile = JSON.stringify(dr);
+    expect(drFile).not.toContain("9876543");
+    expect(drFile).not.toContain("Lindenweg");
+    for (const entry of dr.practitioners) {
+      expect(entry.phone).toBeNull();
+      expect(entry.location).toBeNull();
+      expect(typeof entry.phoneEncrypted).toBe("string");
+    }
+
+    const portable = await buildVisitsBackupSection(prisma, OWNER_ID, {
+      purpose: "portable-export",
+    });
+    expect(
+      portable.practitioners.map((p) => ({
+        id: p.id,
+        phone: p.phone,
+        location: p.location,
+      })),
+    ).toEqual(
+      expect.arrayContaining([
+        { id: "pr-legacy", phone: PHONE, location: ADDRESS },
+        { id: sealedId, phone: PHONE, location: null },
+      ]),
+    );
+
+    // A file written before this release: readable fields, no ciphertext.
+    const older = portable.practitioners.map((p) => ({
+      id: p.id,
+      name: p.name,
+      phone: p.phone,
+      location: p.location,
+      noteEncrypted: p.noteEncrypted,
+      createdAt: p.createdAt,
+      updatedAt: p.updatedAt,
+    }));
+
+    for (const payload of [
+      dr.practitioners,
+      portable.practitioners,
+      older,
+    ] as const) {
+      await prisma.$transaction(async (tx) => {
+        await restoreVisitsData(
+          tx,
+          OWNER_ID,
+          {
+            practitioners: payload,
+            encounters: [],
+            encounterDocumentLinks: [],
+            encounterLabLinks: [],
+            encounterConditionLinks: [],
+          },
+          [],
+        );
+      });
+      const restored = await prisma.practitioner.findMany({
+        where: { userId: OWNER_ID },
+        orderBy: { name: "asc" },
+      });
+      expect(
+        restored.map((p) => ({
+          id: p.id,
+          phone: p.phone,
+          location: p.location,
+          phoneText: readNote(p.phoneEncrypted, null),
+          locationText: readNote(p.locationEncrypted, null),
+        })),
+      ).toEqual([
+        {
+          id: "pr-legacy",
+          phone: null,
+          location: null,
+          phoneText: PHONE,
+          locationText: ADDRESS,
+        },
+        {
+          id: sealedId,
+          phone: null,
+          location: null,
+          phoneText: PHONE,
+          locationText: null,
+        },
+      ]);
+    }
+  });
+});
diff --git a/tests/integration/workout-batch-create.test.ts b/tests/integration/workout-batch-create.test.ts
index 005a71dad..b7f7f3274 100644
--- a/tests/integration/workout-batch-create.test.ts
+++ b/tests/integration/workout-batch-create.test.ts
@@ -197,6 +197,23 @@ describe("POST /api/workouts/batch (real Postgres)", () => {
     expect(workouts[0]?.totalDistanceM).toBe(7800);
     expect(workouts[0]?.route).not.toBeNull();
     expect(workouts[0]?.durationSec).toBe(45 * 60);
+
+    // v1.39.4 — the track is on disk sealed only. The readable column is SQL
+    // NULL, the ciphertext does not contain a coordinate, and it opens to the
+    // exact geometry the client sent.
+    const onDisk = await getPrismaClient().$queryRaw<
+      { readable_is_null: boolean; leaks: boolean }[]
+    >`
+      SELECT geometry IS NULL AS readable_is_null,
+             position(convert_to('49.452', 'UTF8') IN geometry_encrypted) > 0
+               AS leaks
+      FROM workout_routes WHERE workout_id = ${workouts[0]!.id}`;
+    expect(onDisk).toEqual([{ readable_is_null: true, leaks: false }]);
+    const { decryptRouteGeometry } =
+      await import("@/lib/workouts/route-geometry-cipher");
+    expect(
+      decryptRouteGeometry(workouts[0]!.route!.geometryEncrypted!),
+    ).toEqual(body.workouts[0]!.route!.geometry);
   });
 
   it("persists a route-independent HR series for an indoor workout (v1.10.0)", async () => {