{
  "resourceType": "StructureDefinition",
  "id": "patient-profile",
  "url": "http://example.org/fhir/StructureDefinition/IndianPatient",
  "name": "IndianPatient",
  "status": "draft",
  "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",
        "min": 1
      },
      {
        "id": "Patient.name",
        "path": "Patient.name",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Patient.gender",
        "path": "Patient.gender",
        "min": 1
      },
      {
        "id": "Patient.extension",
        "path": "Patient.extension",
        "slice": [
          {
            "discriminator": [
              {
                "type": "value",
                "path": "url"
              }
            ],
            "ordered": "false",
            "rules": "open"
          }
        ]
      },
      {
        "path": "Patient.extension",
        "sliceName": "Identifier",
        "short": "nationalIdentifier",
        "definition": "A URI that identifies a national identifier",
        "min": "1",
        "max": "*",
        "type": [
          {
            "code": "Extension",
            "profile": "http://example.org/documents/fhir/StructureDefinition/national-identifier"
          }
        ],
        "isModifier": "false"
      }
    ]
  }
}