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Dx

ICD-10-CM 2027 · K20-K31

Diseases of esophagus, stomach and duodenum

Part of chapter 11, diseases of the digestive system.

About K20-K31

Block K20-K31 contains 11 categories and 106 billable codes for FY2027. This year's update added 1 and deleted 0 codes here. 41 codes are MCCs and 10 are CCs when reported as secondary diagnoses.

K20Esophagitis

K21Gastro-esophageal reflux disease

K22Other diseases of esophagus

K23Disorders of esophagus in diseases classified elsewhere

K25Gastric ulcer

K26Duodenal ulcer

K27Peptic ulcer, site unspecified

K28Gastrojejunal ulcer

K29Gastritis and duodenitis

K30Functional dyspepsia

K31Other diseases of stomach and duodenum

Block notes

Excludes2
  • hiatus hernia (K44.-)