Registry HL7 External Code System
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HL7 External Code Systems are stored within the greater OID system

Prefix
hl7
Keywords
ontology registry
Version
2025_07
Links
Homepage OWL
Identifier Standards
Pattern for Local Unique Identifiers
Missing LUI pattern
Example Local Unique Identifier
6.88   Resolve
Example CURIE
hl7:6.88
Contacts
Contact
HL7 Support   ghost
Contributor
creator Charles Tapley Hoyt   ORCiD logo 0000-0003-4423-4370   cthoyt
Mappings to External Registries

Mappings from records in Bioregistry to external registries comprises the metaregistry. This resource has 2 mappings to external registries with 1 unique external prefixes.

Registry Name Registry Metaprefix External Prefix Curate
AberOWL AberOWL logo aberowl HL7
BioPortal BioPortal logo bioportal HL7
Providers
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A provider turns a local unique identifiers from a resource into a URI. Many providers are also resolvable as URLs (i.e., they can be used in a web browser).

The local unique identifier 6.88 is used to demonstrate the providers available for HL7 External Code System. Some providers may use a different example, which is displayed in the table below. A guide for curating additional providers can be found here.

Provider Name Provider Code URI
HL7 External Code System hl7 https://oid-base.com/get/2.16.840.1.113883.6.88
Bioregistry bioregistry https://bioregistry.io/hl7:6.88