HL7 Version 2 to FHIR
1.0.0 - STU 1

HL7 Version 2 to FHIR - Downloaded Version 1.0.0 See the Directory of published versions

## ConceptMap: Datatype HD to Identifier Map (Experimental)

Official URL: http://hl7.org/fhir/uv/v2mappings/ConceptMap/datatype-hd-to-identifier | Version: 1.0.0
Standards status: Informative | Computable Name: DatatypeHDToIdentifier
Copyright/Legal: Copyright (c) 2025, HL7 International, Inc., All Rights Reserved.

This ConceptMap represents a mapping from the HL7 V2 Datatype HD to the FHIR Identifier Data Type.

This ConceptMap represents the mapping from the HL7 V2 HD Data Type to the FHIR Identifier Data Type. See also the FHIR Shorthand or the CSV Source.

HL7 v2 | Condition (IF True, args) | HL7 FHIR | Comments
--- | --- | --- | ---
Sort Order | Identifier | Name | Data Type | Cardinality - Min | Cardinality - Max | Computable ANTLR | Computable FHIRPath | Narrative | FHIR Attribute | Proposed Extension | Data Type | Cardinality - Min | Cardinality - Max | Data Type Mapping | Vocabulary Mapping (IS, ID, CE, CEN, CWE) | Assignment
1 | HD.1 | Namespace ID | IS | 0 | 1 |  |  |  | Identifier.value |  | string | 0 | 1 |  |  |  |
2 | HD.2 | Universal ID | ST | 0 | 1 |  |  |  | Identifier.value |  | string | 0 | 1 |  |  |  |
3 | HD.3 | Universal ID Type | ID | 0 | 1 |  |  |  | Identifier.type |  | CodeableConcept | 0 | 1 | ID[CodeableConcept] |  |  |

Mapping from (not specified) to (not specified)

Group 1 Mapping from `unspecified code system` to `unspecified code system`

Source Code | Relationship | Target Code
HD.1 (Namespace ID) | is equivalent to | value[1]
HD.2 (Universal ID) | is equivalent to | value[2]
HD.3 (Universal ID Type) | is equivalent to | type[2]

### Notes: