FHIR to OMOP FHIR IG
1.0.0 - INFORMATIVE 1 International flag

FHIR to OMOP FHIR IG, published by HL7 International / Biomedical Research and Regulation. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-omop-ig/ and changes regularly. See the Directory of published versions

ConceptMap: AllergyIntolerance substance codes to OMOP (Experimental)

Official URL: http://hl7.org/fhir/uv/omop/ConceptMap/AllergySubstanceType Version: 1.0.0
Standards status: Informative Draft as of 2026-04-02 Computable Name: AllergySubstanceTypeOMOPMapping

An example mapping of FHIR AllergyIntolerance substance code to OMOP concept ids

Language: en

Mapping from (not specified) to (not specified)


Group 1 Mapping from http://www.nlm.nih.gov/research/umls/rxnorm (RxNorm) to https://fhir-terminology.ohdsi.org (OHDSI Standardized Vocabularies)

Source CodeRelationshipTarget Code
227493005is equivalent to4026477 (Cashew nut)
323389000is equivalent to1728416 (benzylpenicillin)
7980 (penicillin G)is equivalent to1728416 (benzylpenicillin)