diff --git a/paths/population_statistics.yaml b/paths/population_statistics.yaml
index c974808..4a7d68e 100644
--- a/paths/population_statistics.yaml
+++ b/paths/population_statistics.yaml
@@ -29,7 +29,6 @@ get:
         - preferredDoctor
         - insurer
         - gender
-        - deprivedNeighborhood
         description: "Several items can be added to the group by using a comma separated list, e.g. `groupByItems=gender,age`. If an item is twice or more repeated the first occurance is used. Only known ages are outputted. The insurer is outputted as an Uzovi (with name and concern). The most recent Uzovi table is used to convert codes to names and concerns. The sequence of the items in the URL is the same as the sequence in the grouping of the output."
     - name: insurer
       in: query
diff --git a/paths/population_statistics_deprived.yaml b/paths/population_statistics_deprived.yaml
new file mode 100644
index 0000000..6729f2a
--- /dev/null
+++ b/paths/population_statistics_deprived.yaml
@@ -0,0 +1,46 @@
+get:
+  tags:
+    - population
+  operationId: "populationStatisticsDeprivedNeighborhood"
+  summary: "Get a deprived neighborhood versus regular count."
+  description: |-
+    Patients who are no longer registrered are excluded, so only patients with an active registration are included. Passer-by and NONI-patients are excluded. Patients without birthdate are excluded (rare).
+  parameters:
+    - name: referenceDate
+      in: query
+      required: true
+      schema: 
+        type: "string"
+        pattern: "\\d\\d\\d\\d-\\d\\d-\\d\\d"
+        format: "date"
+        description: ISO formatted date
+        example: 2015-12-15
+    - $ref: '../zoo-api.yaml#/components/parameters/Authorization'
+  responses:
+    200:
+      description: "The response body is a JSON-array with exactly two objects."
+      content:
+        application/json:
+          schema:
+            type: array
+            items:
+              oneOf: 
+                - type: object
+                  properties:
+                    deprivedNeighborhood:
+                      type: number
+                      example: 42
+                - type: object
+                  properties:
+                    regularNeighborhood:
+                      type: number
+                      example: 256
+    400:
+      description: "Common HTTP semantics, see the response body."
+    401:
+      $ref: '../zoo-api.yaml#/components/responses/JwtFailure'
+    403:
+      description: "Indicated practice is known but has not authorized ZOO to share this information with signer."
+    404:
+      $ref: '../zoo-api.yaml#/components/responses/PatNotFound'
+
diff --git a/schemas/PatIdentity.yaml b/schemas/PatIdentity.yaml
index 577ada7..e9e5be8 100644
--- a/schemas/PatIdentity.yaml
+++ b/schemas/PatIdentity.yaml
@@ -125,6 +125,9 @@ insurer:
       type: string
       description: "The concern name, if any, otherwise the empty string."
       example: "ACHMEA"
+    valid:
+      type: boolean
+      description: "True if the insurer can be validated using the Uzovi table on the reference date."
 patid:
   $ref: 'pat-patId.yaml'
 pat_unid:
diff --git a/zoo-api.yaml b/zoo-api.yaml
index 6f7baf0..b64911a 100644
--- a/zoo-api.yaml
+++ b/zoo-api.yaml
@@ -49,6 +49,8 @@ paths:
     $ref: 'paths/patient_base.yaml'
   /population/statistics:
     $ref: 'paths/population_statistics.yaml'
+  /population/statistics/deprivedNeighborhood:
+    $ref: 'paths/population_statistics_deprived.yaml'
   /qoc/careprogram:
     $ref: 'paths/qoc_careprogram.yaml'
   /qoc/careprogram/{careprogramKey}/fave: