K27: Peptic ulcer, site unspecified
Codes under K27 (Peptic ulcer, site unspecified). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| K27.0 | Acute peptic ulcer, site unspecified, with hemorrhage | ✓ |
| K27.0 | Acute peptic ulcer, site unspecified, with hemorrhage | ✓ |
| K27.1 | Acute peptic ulcer, site unspecified, with perforation | ✓ |
| K27.1 | Acute peptic ulcer, site unspecified, with perforation | ✓ |
| K27.2 | Acute peptic ulcer, site unspecified, with both hemorrhage and perforation | ✓ |
| K27.2 | Acute peptic ulcer, site unspecified, with both hemorrhage and perforation | ✓ |
| K27.3 | Acute peptic ulcer, site unspecified, without hemorrhage or perforation | ✓ |
| K27.3 | Acute peptic ulcer, site unspecified, without hemorrhage or perforation | ✓ |
| K27.4 | Chronic or unspecified peptic ulcer, site unspecified, with hemorrhage | ✓ |
| K27.4 | Chronic or unspecified peptic ulcer, site unspecified, with hemorrhage | ✓ |
| K27.5 | Chronic or unspecified peptic ulcer, site unspecified, with perforation | ✓ |
| K27.5 | Chronic or unspecified peptic ulcer, site unspecified, with perforation | ✓ |
| K27.6 | Chronic or unspecified peptic ulcer, site unspecified, with both hemorrhage and perforation | ✓ |
| K27.6 | Chronic or unspecified peptic ulcer, site unspecified, with both hemorrhage and perforation | ✓ |
| K27.7 | Chronic peptic ulcer, site unspecified, without hemorrhage or perforation | ✓ |
| K27.7 | Chronic peptic ulcer, site unspecified, without hemorrhage or perforation | ✓ |
| K27.9 | Peptic ulcer, site unspecified, unspecified as acute or chronic, without hemorrhage or perforation | ✓ |
| K27.9 | Peptic ulcer, site unspecified, unspecified as acute or chronic, without hemorrhage or perforation | ✓ |
Frequently asked questions
What is ICD-10-CM code K27?
K27 is an ICD-10-CM category covering Peptic ulcer, site unspecified. It contains 18 more specific diagnosis codes, 18 of which are billable.
Is K27 a billable code?
No — K27 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example K27.0 — Acute peptic ulcer, site unspecified, with hemorrhage). 18 of the 18 codes under K27 are billable.
What codes fall under K27?
K27 includes K27.0, K27.0, K27.1, K27.1, K27.2, plus 13 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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