C-CDA on FHIR
2.0.0 - STU 2 United States of America flag

This page is part of the C-CDA on FHIR Implementation Guide (v2.0.0: STU 2) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

ConceptMap: FHIR to C-CDA No Known Allergies

Official URL: http://hl7.org/fhir/us/ccda/ConceptMap/FC-NoKnownAllergies Version: 2.0.0
Standards status: Trial-use Maturity Level: 2 Computable Name: FHIRtoCCDANoKnownAllergies

FHIR negated code for No Known Allergies to C-CDA Allergy Intolerance Observation value.

Note that when placing the target code in the C-CDA AllergyIntolerance Observation, the Observation must have @negationInd=true.

Language: en

Mapping from Common substances for allergy and intolerance documentation including refutations to Allergy and Intolerance Type


Group 1 Mapping from SNOMED CT (all versions) to SNOMED CT (all versions)

Source CodeRelationshipTarget CodeComment
429625007 (No known food allergy)is equivalent to414285001 (Allergy to food)Set @negationInd=true
409137002 (No known drug allergy)is equivalent to416098002 (Allergy to drug)Set @negationInd=true
716186003 (No known allergy)is equivalent to419199007 (Allergy to substance)Set @negationInd=true
428607008 (No known environmental allergy)(not mapped)There is no clear match that conforms to valueset binding of C-CDA Allergy Intolerance value. Feedback welcome