Extension for unavailable NHS Number

Author: omarisgreat

CodeSystem/CodeSystem-Genomics-nhsnumber-unavailable-reason.json

@@ -0,0 +1,42 @@
+{
+    "resourceType": "CodeSystem",
+    "url": "https://fhir.nhs.uk/CodeSystem/nhsnumber-unavailable-reason-genomics",
+	"identifier":  [
+        {
+            "system": "https://fhir.nhs.uk/identifier/CodeSystem",
+            "value": "nhsnumber-unavailable-reason"
+        }
+    ],
+    "version": "0.1.0",
+    "name": "NHSNumberUnavailableReasonGenomics",
+	"title": "NHSNumber Unavailable Reason Genomics",
+    "status": "draft",
+    "date": "2022-12-05",
+    "publisher": "NHS Digital",
+    "contact":  [
+        {
+            "name": "NHS Digital",
+            "telecom":  [
+                {
+                    "system": "email",
+                    "value": "interoperabilityteam@nhs.net",
+                    "use": "work"
+                }
+            ]
+        }
+    ],
+	"description": "Reason why an NHS number is unavailable",
+    "copyright": "Copyright © 2022 NHS Digital",
+    "caseSensitive": true,
+    "content": "complete",
+    "concept": [
+        {
+            "code": "NotKnown",
+            "display": "NHS Number not known"
+        },
+        {
+            "code": "Overseas",
+            "display": "Overseas patient"
+        }
+    ]
+}

StructureDefinition/Extension-Genomics-nhsnumber-unavailable-reason.StructureDefinition.json

@@ -0,0 +1,53 @@
+{
+  "resourceType": "StructureDefinition",
+  "url": "https://fhir.nhs.uk/StructureDefinition/Extension-Genomics-nhsnumber-unavailable-reason",
+  "version": "0.1.0",
+  "name": "NHSNumberUnavailableReason",
+  "status": "draft",
+  "date": "2022-12-05",
+  "publisher": "NHS Digital",
+  "fhirVersion": "4.0.1",
+  "kind": "complex-type",
+  "abstract": false,
+  "context": [
+    {
+      "type": "element",
+      "expression": "Patient"
+    }
+  ],
+  "type": "Extension",
+  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
+  "derivation": "constraint",
+  "differential": {
+    "element": [
+      {
+        "id": "Extension",
+        "path": "Extension",
+        "short": "Reason for unavailable NHS number",
+        "definition": "Reason for an NHS number not being provided."
+      },
+      {
+        "id": "Extension.url",
+        "path": "Extension.url",
+        "fixedUri": "https://fhir.nhs.uk/StructureDefinition/Extension-Genomics-nhsnumber-unavailable-reason"
+      },
+      {
+        "id": "Extension.value[x]",
+        "path": "Extension.value[x]",
+        "type": [
+          {
+            "code": "CodeableConcept"
+          }
+        ]
+      },
+      {
+        "id": "Extension.value[x].coding",
+        "path": "Extension.value[x].coding",
+        "binding": {
+          "strength": "extensible",
+          "valueSet": "https://fhir.nhs.uk/ValueSet/genomics-nhsnumber-unavailable-reason"
+        }
+      }
+    ]
+  }
+}

StructureDefinition/NHSDigital-Patient-Genomics.StructureDefinition.json

@@ -86,6 +86,30 @@
         "min": 0,
         "max": "0"
       },
+      {
+        "id": "Patient.extension:nhsNumberUnavailableReason",
+        "path": "Patient.extension",
+        "sliceName": "nhsNumberUnavailableReason",
+        "min": 0,
+        "max": "1",
+        "type": [
+          {
+            "code": "Extension",
+            "profile": [
+              "https://fhir.nhs.uk/StructureDefinition/Extension-Genomics-nhsnumber-unavailable-reason"
+            ]
+          }
+        ],
+        "constraint": [
+          {
+            "key": "gen-2",
+            "severity": "error",
+            "human": "Reason must be provided if NHS number is not provided",
+            "expression": "(Patient.extension(nhsNumberUnavailableReason).exists() and Patient.identifier(nhsNumber).notExists()) or Patient.identifier(nhsNumber).exists()"
+          }
+        ],
+        "isModifier": false
+      },
       {
         "id": "Patient.identifier:nhsNumber",
         "path": "Patient.identifier",

ValueSet/ValueSet-Genomics-nhsnumber-unavailabe-reason.json

@@ -0,0 +1,17 @@
+{
+	"resourceType": "ValueSet",
+	"id": "genomics-nhsnumber-unavailable-reason",
+	"url": "https://fhir.nhs.uk/ValueSet/genomics-nhsnumber-unavailable-reason",
+	"version": "0.1.0",
+	"name": "GenomicsNHSNumberUnavailableReason",
+	"status": "draft",
+	"description": "A ValueSet to identify the reason why an NHSNumber was not provided with a Genomic Test Order",
+	"compose": {
+		"include": [
+			{
+				"system": "https://fhir.nhs.uk/CodeSystem/nhsnumber-unavailable-reason-genomics",
+				"version": "0.1.0"
+			}
+		]
+	}
+}