AutoICD API

Diseases of Esophagus, Stomach and Duodenum (K20-K31)

Part of Chapter 11: Diseases of the Digestive System

135 total ICD-10-CM codes in this block · 11 top-level categories

Category Codes (11)

K20

Esophagitis

K21

Gastro-esophageal reflux disease

K22

Other diseases of esophagus

K23

Disorders of esophagus in diseases classified elsewhere

BillableK25

Gastric ulcer

K26

Duodenal ulcer

K27

Peptic ulcer, site unspecified

K28

Gastrojejunal ulcer

K29

Gastritis and duodenitis

K30

Functional dyspepsia

BillableK31

Other diseases of stomach and duodenum

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