Get Mappings for a Concept
Find how a concept maps to other vocabularies:Filter by Target Vocabulary
Get mappings to a specific vocabulary only:Include Invalid Mappings
Include deprecated or invalid mappings in results:Use Specific Vocabulary Version
Query mappings from a specific vocabulary release:Map Multiple Concepts
Map a batch of concept IDs to a target vocabulary:Map Using Vocabulary Codes
Map concepts directly using vocabulary codes instead of OMOP concept IDs:Use
source_codes when you have vocabulary-specific codes (e.g., SNOMED codes from your source system).
Use source_concepts when you already have OMOP concept IDs.
You cannot use both parameters in the same request.