The ICD-10 code range for Diseases of esophagus, stomach and duodenum K20-K31 is medical classification list by the World Health Organization (WHO).
ICD-10 Code range (K20-K31), Diseases of esophagus, stomach and duodenum contains ICD-10 codes for Gastric ulcer, Acute gastric ulcer with hemorrhage, Acute gastric ulcer with perforation, Acute gastric ulcer with both hemorrhage and perforation, Acute gastric ulcer without hemorrhage or perforation, Chronic or unspecified gastric ulcer with hemorrhage, Chronic or unspecified gastric ulcer with perforation, Chronic or unspecified gastric ulcer with both hemorrhage and perforation, Chronic gastric ulcer without hemorrhage or perforation, Gastric ulcer, unspecified as acute or chronic, without hemorrhage or perforation