Tools
OCL Terminology Service
100% REST API-based and FHIR©-enabled terminology service designed for integration into your architecture
Advances Interoperability
Standardizes and structures health data for seamless exchange between systems
Accelerates Development
REST API design simplifies and speeds up system integration
Conforms with Standards
Adheres to the OpenHIE Architecture for a terminology service and shows content in FHIR formats

See it in action
Try a real request in your browser, then build it into your system
Manage terminology through one API
Create and version code systems, value sets and mappings, and use CIEL, LOINC, ICD-10 and other public content through the same REST calls.
Serve FHIR® terminology to any system
FHIR® R4 CodeSystem, ValueSet and ConceptMap resources with $lookup, $validate-code, $expand and $translate, based on the mSVCM profile.
Try the API before you write code
Send real requests from the interactive API reference, copy the curl command, and find the rest in the OCL documentation.
Get started with the OCL Terminology Service
You can install the OCL Terminology Service on your own infrastructure. You can find comprehensive API documentation on OCL Docs.