{
  "resourceType": "StructureDefinition",
  "url": "https://incentergy.de/fhir/StructureDefinition/MyPatient",
  "name": "GermanPatient",
  "status": "draft",
  "date": "2023-03-24T14:10:30.5499231+00:00",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Patient",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Patient.identifier",
        "path": "Patient.identifier",
        "slicing": {
          "description": "This is the german EGK.",
          "rules": "open"
        }
      },
      {
        "id": "Patient.identifier:EGK",
        "path": "Patient.identifier",
        "sliceName": "EGK",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Patient.identifier:EGK.system",
        "path": "Patient.identifier.system",
        "fixedUri": "http://incentergy.de/identifier/patient/EGK"
      },
      {
        "id": "Patient.identifier:EGK.value",
        "path": "Patient.identifier.value",
        "min": 1,
        "constraint": [
          {
            "key": "versichtertennummer",
            "severity": "error",
            "human": "The egk versichertennummer has to be a letter and than 9 digits",
            "expression": "matches('^[A-Z][0-9]{9}$')"
          }
        ]
      },
      {
        "id": "Patient.name",
        "path": "Patient.name",
        "slicing": {
          "discriminator": [
            {
              "type": "profile",
              "path": "resolve()"
            }
          ],
          "rules": "open"
        },
        "min": 1
      },
      {
        "id": "Patient.name:geburtsname",
        "path": "Patient.name",
        "sliceName": "geburtsname",
        "min": 1,
        "max": "1",
        "constraint": [
          {
            "key": "profile",
            "severity": "error",
            "human": "profile must be set",
            "xpath": "profile/@value == 'http://www.incentergy.de/Geburtsname'"
          }
        ]
      }
    ]
  }
}