Diseases of esophagus, stomach and duodenum
K20-K31
This section covers 135 ICD-10-CM codes (K20-K31) for diseases of esophagus, stomach and duodenum, including esophagitis, gastro-esophageal reflux disease, and other diseases of esophagus. 105 of these are billable codes usable on a claim; the rest are non-billable header categories that require a more specific child code.
Categories in Diseases of esophagus, stomach and duodenum
- K20Esophagitisnon-billable header
- K21Gastro-esophageal reflux diseasenon-billable header
- K22Other diseases of esophagusnon-billable header
- K23Disorders of esophagus in diseases classified elsewhere
- K25Gastric ulcernon-billable header
- K26Duodenal ulcernon-billable header
- K27Peptic ulcer, site unspecifiednon-billable header
- K28Gastrojejunal ulcernon-billable header
- K29Gastritis and duodenitisnon-billable header
- K30Functional dyspepsia
- K31Other diseases of stomach and duodenumnon-billable header