MCMedicalCodingSoftware
I71.40

I71.40: Abdominal aortic aneurysm, without rupture, unspecified

Billable / specific codeICD-10-CM

I71.40 is a billable, specific ICD-10-CM code for abdominal aortic aneurysm, without rupture, unspecified. It is valid for submission on a claim.

Check I71.40 with the rest of the claim: free scrubber

Other codes that can never be billed with I71.40

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

Risk adjustment

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

Medicare coverage

I71.40 is named in 14 Medicare coverage policies: 14 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A55336Billing and Coding: Retroperitoneal Ultrasound
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56625Billing and Coding: Echocardiography
  • A56682Billing and Coding: Diagnostic Abdominal Aortography and Renal Angiography

Alphabetic index entries that lead here

  • Aneurysm›abdominal(aorta)
  • Aneurysm›aorta, aortic›abdominal
  • Aneurysm›aorta, aortic›descending›abdominal

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I71.4

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.