K26 Duodenal ulcer
ICD-10-CM category K26 sits in Chapter 11 (Diseases of the digestive system, K00-K95). It contains 9 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Billable codes in K26
| Code | Description |
|---|---|
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 unspecified duodenal ulcer with both hemorrhage and perforation |
K26.7 | Chronic duodenal ulcer without hemorrhage or perforation |
K26.9 | Duodenal ulcer, unspecified as acute or chronic, without hemorrhage or perforation |
Search within ICD-10-CM for K26 and related codes
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