K20-K312026
Non-billable
Diseases of esophagus, stomach and duodenum (K20-K31)
Clinical Notes
Categories
K20-K31Diseases of esophagus, stomach and duodenum (K20-K31)
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
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Official Guidelines
Chapter 11: Diseases of the Digestive System
Official coding guidelines for K00-K95