Common Components FHIR Implementation Guide, published by Australian Digital Health Agency. This guide is not an authorized publication; it is the continuous build for version 26.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/AuDigitalHealth/common-components/ and changes regularly. See the Directory of published versions

Data Type Profile: CDA_Instance_Identifier - Mappings

Draft as of 2026-10-16

Mappings for the cda-instance-identifier data type profile.

Mappings to Structures in this Implementation Guide

No Mappings Found

Mappings to other Structures

No Mappings Found

Other Mappings

NameHL7 v2 MappingRIM MappingServDdoco
Identifier
  • CX / EI (occasionally
  • more often EI maps to a resource id or a URL)
II - The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]
Identifier
Identifier / id
n/a
Identifier / extension
n/a
Identifier / use
N/A
Role.code or implied by context
Identifier / type
CX.5
Role.code or implied by context
Identifier / system
CX.4 / EI-2-4
II.root or Role.id.root
./IdentifierType
Identifier / value
CX.1 / EI.1
II.extension or II.root if system indicates OID or GUID (Or Role.id.extension or root)
./Value
Identifier / period
CX.7 + CX.8
Role.effectiveTime or implied by context
./StartDate and ./EndDate
Identifier / assigner
  • CX.4 / (CX.4
  • CX.9
  • CX.10)
II.assigningAuthorityName but note that this is an improper use by the definition of the field. Also Role.scoper
./IdentifierIssuingAuthority
Identifier / assigner / id
n/a
Identifier / assigner / extension
n/a
Identifier / assigner / reference
N/A
Identifier / assigner / type
N/A
Identifier / assigner / identifier
.identifier
Identifier / assigner / identifier / id
n/a
Identifier / assigner / identifier / extension
n/a
Identifier / assigner / identifier / use
N/A
Role.code or implied by context
Identifier / assigner / identifier / type
CX.5
Role.code or implied by context
Identifier / assigner / identifier / system
CX.4 / EI-2-4
II.root or Role.id.root
./IdentifierType
Identifier / assigner / identifier / value
CX.1 / EI.1
II.extension or II.root if system indicates OID or GUID (Or Role.id.extension or root)
./Value
Identifier / assigner / identifier / period
CX.7 + CX.8
Role.effectiveTime or implied by context
./StartDate and ./EndDate
Identifier / assigner / identifier / assigner
  • CX.4 / (CX.4
  • CX.9
  • CX.10)
II.assigningAuthorityName but note that this is an improper use by the definition of the field. Also Role.scoper
./IdentifierIssuingAuthority
Identifier / assigner / display
N/A

doco Documentation for this format