appears_in: []
contributor:
  email: cthoyt@gmail.com
  github: cthoyt
  name: Charles Tapley Hoyt
  orcid: 0000-0003-4423-4370
depends_on: []
deprecated: false
description: The International Classification of Diseases (ICD) is designed to promote
  international comparability in the collection, processing, classification, and presentation
  of mortality statistics.
example: '277.9'
homepage: https://www.cdc.gov/nchs/icd/icd9.htm
keywords: []
mappings:
  biolink: ICD9
  hl7: 2.16.840.1.113883.6.42
  wikidata: P493
name: International Classification of Diseases, 9th Revision
pattern: ^(\d\d\d|V\d\d|E[8-9]\d\d)(\.\d{1,2})?$
preferred_prefix: icd9
prefix: icd9
providers: []
publications: []
synonyms:
- ICD9
- ICD9_2005
- MTHICD9_2006
uri_format: http://www.icd9data.com/getICD9Code.ashx?icd9=$1
