I71.8

I71.8: Aortic aneurysm of unspecified site, ruptured

Billable / specific codeICD-10-CM

I71.8 is a billable, specific ICD-10-CM code for aortic aneurysm of unspecified site, ruptured. It is valid for submission on a claim.

Check I71.8 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Rupture of aorta NOS

Other codes that can never be billed with I71.8

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

I77.81Aortic ectasia

Risk adjustment

I71.8 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

HCC 264 Vascular Disease with Complications0.455 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

I71.8 is named in 9 Medicare coverage policies: 9 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
A56421Billing and Coding: CT of the Abdomen and Pelvis
A56476Billing and Coding: Cardiac Radionuclide Imaging
A56722Billing and Coding: Intraoperative Neurophysiological Testing

Alphabetic index entries that lead here

Rupture, ruptured›aorta, aortic
Aneurysm›aorta, aortic›ruptured
Aneurysm›cylindroid›ruptured
Rupture, ruptured›aorta, aortic›descending
Aneurysm›aorta, aortic›arteriosclerotic›ruptured
Aneurysm›aorta, aortic›descending›ruptured

Code history

Unchanged in every release from FY2024 to FY2027.