K29Gastritis and duodenitis
ICD-10-CM category (non-billable header) code — part of Diseases of esophagus, stomach and duodenum (K20-K31)
Coding Notes
Excludes1 (never code both together)
- eosinophilic gastritis or gastroenteritis (K52.81)
- Zollinger-Ellison syndrome (E16.4)
Subcategories (9)
- K29.0 Acute gastritis
- K29.2 Alcoholic gastritis
- K29.3 Chronic superficial gastritis
- K29.4 Chronic atrophic gastritis
- K29.5 Unspecified chronic gastritis
- K29.6 Other gastritis
- K29.7 Gastritis, unspecified
- K29.8 Duodenitis
- K29.9 Gastroduodenitis, unspecified