U.S. ICD-10-CM reference · FY2026 · April
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Diseases of esophagus, stomach and duodenum (K20-K31)

K20-K31 · 11 Entries

More specific codes (11)

K20EsophagitisCategory · further specificity requiredK21Gastro-esophageal reflux diseaseCategory · further specificity requiredK22Other diseases of esophagusCategory · further specificity requiredK23Disorders of esophagus in diseases classified elsewhereBillable / specificK25Gastric ulcerCategory · further specificity requiredK26Duodenal ulcerCategory · further specificity requiredK27Peptic ulcer, site unspecifiedCategory · further specificity requiredK28Gastrojejunal ulcerCategory · further specificity requiredK29Gastritis and duodenitisCategory · further specificity requiredK30Functional dyspepsiaBillable / specificK31Other diseases of stomach and duodenumCategory · further specificity required
Coding notesExcludes 2 · 1
Excludes 2

hiatus hernia (K44.-)