Registry International Classification of Diseases, 9th Revision

The International Classification of Diseases (ICD) is designed to promote international comparability in the collection, processing, classification, and presentation of mortality statistics.

Prefix
icd9
Alternative Prefixes
ICD9_2005 MTHICD9_2006 ICD9
Links
Homepage
Contact
Missing Contact
Pattern for Local Unique Identifiers

Local identifiers in International Classification of Diseases, 9th Revision should match this regular expression:
^(\d\d\d|V\d\d|E[8-9]\d\d)(\.\d{1,2})?$

Example Local Unique Identifier
277.9   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from International Classification of Diseases, 9th Revision should match this regular expression:
^icd9:(\d\d\d|V\d\d|E[8-9]\d\d)(\.\d{1,2})?$

Example CURIE
icd9:277.9
Contributors
Ontology

A summary of the relations in the Bioregistry schema can be found here.

In Collection
International Classifications of Diseases FHIR External Terminologies
Metaregistry International Classification of Diseases, 9th Revision

The metaregistry provides mappings between the Bioregistry and other registries. There are 3 mappings to external registries for this resource with 3 unique external prefixes.

Registry Name Registry Metaprefix External Prefix Curate
Biolink Biolink Model Registry logo biolink ICD9
HL7 HL7 External Code Systems logo hl7 2.16.840.1.113883.6.42
Wikidata Wikidata Property logo wikidata P493
Providers

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 277.9 is used to demonstrate the providers available for International Classification of Diseases, 9th Revision. A guide for curating additional providers can be found here.

Name Metaprefix URI
International Classification of Diseases, 9th Revision icd9 http://www.icd9data.com/getICD9Code.ashx?icd9=277.9
Bioregistry bioregistry https://bioregistry.io/icd9:277.9