C-CDA on FHIR
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This page is part of the C-CDA on FHIR Implementation Guide (v1.2.0-ballot: STU 1 Ballot 4) based on FHIR R4. The current version which supercedes this version is 1.1.0. For a full list of available versions, see the Directory of published versions

C-CDA to FHIR Procedures

This page provides a mapping from CDA to FHIR. For the FHIR to CDA mapping, please refer to Procedures FHIR → CDA. For guidance on how to read the table below, see Reading the C-CDA ↔ FHIR Mapping Pages



C-CDA to FHIR

C-CDA¹
Procedure Activity procedure		 FHIR
Procedure		 Transform Steps
@negationInd=”true” set status=”not-done”  
/id .identifier CDA id ↔ FHIR identifier
/code .code CDA coding ↔ FHIR CodeableConcept
/statusCode .status CDA statusCode → FHIR status
/effectiveTime .performedDateTime Constraint: Use this when effectiveTime@value is populated
CDA ↔ FHIR Time/Dates
/effectiveTime/low .performedPeriod.start Constraint: Use this when effectiveTime@value is not populated
CDA ↔ FHIR Time/Dates
/effectiveTime/high .performedPeriod.end Constraint: Use this when effectiveTime@value is not populated
CDA ↔ FHIR Time/Dates
/targetSiteCode .bodySite CDA coding ↔ FHIR CodeableConcept
/author Provenance
CDA ↔ FHIR Provenance
/performer/assignedEntity .performer CDA ↔ FHIR Provenance
/performer/assignedEntity/representedOrganization .performer.onBehalfOf CDA ↔ FHIR Provenance
Service Delivery Location
participant@typeCode="LOC"
/participant/participantRole		 .location  
/entryRelationship.act.code .followUp  
Indication .reasonCode  
Comment Activity
entryRelationship/act/code@code="48767-8"
/entryRelationship/act/text		 Annotation
.note		  

1. XPath abbrievated for C-CDA Procedure as:
ClinicalDocument/component/structuredBody/component/section[(@code="47519-4")]/entry/procedure

Illustrative example

An illustrative example with higlighting is shown above based on the consensus of mapping and guidance. Not all possible elements in CDA or FHIR may be represented. To access the content for the above example, click on the links below.


Links to example content

The consensus mapping example developed through multiple vendors are available below:

Prior work and Expanded Spreadsheets

As reviewed in the methodology, a more comprehensive review was performed via spreadsheets. These spreadsheets have been consolidated and further revised in the tables above but are provided for reference here