MAP source patient identifier

One source-known patient identifier, with assigning authority. The original XD CX string may be retained verbatim for lossless round trip.

Canonical URL	http://objects.directtrust.org/standards/artifacts/StructureDefinition/StructureDefinition-map-submissionset-sourcePatientId
Name	map_submissionset_sourcePatientId
Version	20261102
Status	draft
Date	2026-11-02
Kind	complex-type
Type	Extension
Base Definition	http://hl7.org/fhir/StructureDefinition/Extension
FHIR Version	4.0.1

Raw JSON

Differential Elements

Path	Min	Max	Type	Short
Extension				MAP source patient identifier
Extension.extension	1	*
Extension.extension	1	1	Extension
Extension.extension.url
Extension.extension.value[x]	1	1	Identifier
Extension.extension	0	1	Extension
Extension.extension.url
Extension.extension.value[x]	1	1	string
Extension.url
Extension.value[x]		0

Full Resource

{
  "resourceType": "StructureDefinition",
  "id": "StructureDefinition-map-submissionset-sourcePatientId",
  "url": "http://objects.directtrust.org/standards/artifacts/StructureDefinition/StructureDefinition-map-submissionset-sourcePatientId",
  "version": "20261102",
  "name": "map_submissionset_sourcePatientId",
  "title": "MAP source patient identifier",
  "status": "draft",
  "date": "2026-11-02",
  "description": "One source-known patient identifier, with assigning authority. The original XD CX string may be retained verbatim for lossless round trip.",
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "context": [
    {
      "type": "element",
      "expression": "List"
    }
  ],
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "MAP source patient identifier",
        "definition": "One source-known patient identifier, with assigning authority. The original XD CX string may be retained verbatim for lossless round trip."
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "closed"
        },
        "min": 1,
        "max": "*"
      },
      {
        "id": "Extension.extension:identifier",
        "path": "Extension.extension",
        "sliceName": "identifier",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:identifier.url",
        "path": "Extension.extension.url",
        "fixedUri": "identifier"
      },
      {
        "id": "Extension.extension:identifier.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Identifier"
          }
        ]
      },
      {
        "id": "Extension.extension:xdCX",
        "path": "Extension.extension",
        "sliceName": "xdCX",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:xdCX.url",
        "path": "Extension.extension.url",
        "fixedUri": "xdCX"
      },
      {
        "id": "Extension.extension:xdCX.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://objects.directtrust.org/standards/artifacts/StructureDefinition/StructureDefinition-map-submissionset-sourcePatientId"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "max": "0"
      }
    ]
  }
}