MCMedicalCodingSoftware
Free trial
D13.91

D13.91: Familial adenomatous polyposis

Billable / specific codeICD-10-CM

D13.91 is a billable, specific ICD-10-CM code for familial adenomatous polyposis. It is valid for submission on a claim.

Check D13.91 with the rest of the claim: free scrubber

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • associated conditions, such as:
  • benign neoplasm of colon (D12.6)
  • malignant neoplasm of colon (C18.-)

Excludes1 inherited from the categories above D13.91

A category’s note binds every code beneath it.

Written on D13: Benign neoplasm of other and ill-defined parts of digestive system

  • benign stromal tumors of digestive system (D21.4)

Risk adjustment

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

Medicare coverage

D13.91 is named in 9 Medicare coverage policies: 9 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56394Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic
  • A56531Billing and Coding: Octreotide Acetate for Injectable Suspension (Sandostatin® LAR Depot)
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy

Alphabetic index entries that lead here

  • Polyposis›familial›adenomatous
  • Polyposis›intestinal›adenomatous

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under D13.9

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.