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K26.0

K26.0: Acute duodenal ulcer with hemorrhage

Billable / specific codeICD-10-CM

K26.0 is a billable, specific ICD-10-CM code for acute duodenal ulcer with hemorrhage. It is valid for submission on a claim.

Check K26.0 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above K26.0

A category’s note binds every code beneath it.

Written on K26: Duodenal ulcer

  • peptic ulcer NOS (K27.-)

Other codes that can never be billed with K26.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • K63.1Perforation of intestine (nontraumatic)
  • K63.3Ulcer of intestine
  • R58Hemorrhage, not elsewhere classified

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

K26.0 is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy
  • A57414Billing and Coding: Upper Gastrointestinal Endoscopy (Diagnostic and Therapeutic)

Alphabetic index entries that lead here

  • Ulcer, ulcerated, ulcerating, ulceration, ulcerative›duodenum, duodenal›acute›with›hemorrhage

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K26

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.