K26Duodenal ulcer
ICD-10-CM category (non-billable header) code — part of Diseases of esophagus, stomach and duodenum (K20-K31)
Coding Notes
Includes
- erosion (acute) of duodenum
- duodenum ulcer (peptic)
- postpyloric ulcer (peptic)
Excludes1 (never code both together)
Use Additional Code
- code to identify:
- alcohol abuse and dependence (F10.-)
Subcategories (9)
- K26.0 Acute duodenal ulcer with hemorrhage
- K26.1 Acute duodenal ulcer with perforation
- K26.2 Acute duodenal ulcer with both hemorrhage and perforation
- K26.3 Acute duodenal ulcer without hemorrhage or perforation
- K26.4 Chronic or unspecified duodenal ulcer with hemorrhage
- K26.5 Chronic or unspecified duodenal ulcer with perforation
- K26.6 Chronic or unsp duodenal ulcer w both hemorrhage and perf
- K26.7 Chronic duodenal ulcer without hemorrhage or perforation
- K26.9 Duodenal ulcer, unsp as acute or chronic, w/o hemor or perf