World Health Organization · 2026-01 · English
Diseases of the digestive system
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
13Diseases or disorders of orofacial complex13Diverticular disease of intestine13Hernias13Diseases of anal canal13Functional gastrointestinal disorders13Diseases of oesophagus13Diseases of large intestine13Diseases of pancreas13Diseases of liver13Diseases of appendix13Postprocedural disorders of digestive system13Diseases of small intestine13Diseases of gallbladder or biliary tract13Inflammatory bowel diseases13Ischaemic vascular disorders of intestine13Diseases of peritoneum13Diseases of the stomach or the duodenumDE2YOther specified diseases of the digestive systemDE2ZDiseases of the digestive system, unspecified© World Health Organization · CC BY-ND 3.0 IGO