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Examples of Use for Extension

Narrative

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Generated Narrative: StructureDefinition rx-prescription-process-identifier-extension

Name	Flags	Card.	Type	Description & Constraints
Extension		0..*	Extension	Extension
extension		0..0		Extension
url		1..1	uri	"https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier-extension"
value[x]		0..1	RxPrescriptionProcessIdentifier	Value of extension
Documentation for this format

Source1

{
  "resourceType": "StructureDefinition",
  "id": "rx-prescription-process-identifier-extension",
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "url": "https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier-extension",
  "version": "1.0.6-2",
  "name": "RxPrescriptionProcessIdentifierExtension",
  "status": "active",
  "experimental": false,
  "date": "2025-05-12",
  "publisher": "gematik GmbH",
  "contact": [
    {
      "name": "gematik GmbH",
      "telecom": [
        {
          "system": "url",
          "value": "https://www.gematik.de"
        },
        {
          "system": "email",
          "value": "patientteam [ at ] gematik.de"
        }
      ]
    }
  ],
  "description": "This extension is used to track medication prescription transactions between the E-Rezept-Fachdienst and the ePA. The RxPrescriptionProcessIdentifier is generated by the ePA Medication Service and consists of the PrescriptionId and the authoredOn date of the operation parameters request. It ensures consistent referencing and management of medication-related resources across different systems.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "DE"
        }
      ]
    }
  ],
  "copyright": "gematik GmbH / Dieses Artefakt ist lizenziert unter [Apache License](./license.html), Version 2.0.",
  "fhirVersion": "4.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Element"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "snapshot": {
    "extension": [
      {
        "url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
        "valueString": "4.0.1"
      }
    ],
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Extension",
        "definition": "This extension is used to track medication prescription transactions between the E-Rezept-Fachdienst and the ePA. The RxPrescriptionProcessIdentifier is generated by the ePA Medication Service and consists of the PrescriptionId and the authoredOn date of the operation parameters request. It ensures consistent referencing and management of medication-related resources across different systems.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false
      },
      {
        "id": "Extension.id",
        "path": "Extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "uri"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri": "https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier-extension",
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Identifier",
            "profile": [
              "https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier"
            ]
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "definition": "This extension is used to track medication prescription transactions between the E-Rezept-Fachdienst and the ePA. The RxPrescriptionProcessIdentifier is generated by the ePA Medication Service and consists of the PrescriptionId and the authoredOn date of the operation parameters request. It ensures consistent referencing and management of medication-related resources across different systems."
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier-extension"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "type": [
          {
            "code": "Identifier",
            "profile": [
              "https://gematik.de/fhir/epa-medication/StructureDefinition/rx-prescription-process-identifier"
            ]
          }
        ]
      }
    ]
  }
}