I71.9
ICD-10BillableAortic aneurysm of unspecified site, without rupture
Official ICD-10-CM descriptor (FY2026)
Aortic aneurysm of unspecified site, without rupture
I71.9 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Aneurysm of aorta
- Dilatation of aorta
- Hyaline necrosis of aorta
Related codes in I71
- I71.0Dissection of aortacategory
- I71.1Thoracic aortic aneurysm, rupturedcategory
- I71.2Thoracic aortic aneurysm, without rupturecategory
- I71.3Abdominal aortic aneurysm, rupturedcategory
- I71.4Abdominal aortic aneurysm, without rupturecategory
- I71.5Thoracoabdominal aortic aneurysm, rupturedcategory
- I71.6Thoracoabdominal aortic aneurysm, without rupturecategory
- I71.8Aortic aneurysm of unspecified site, ruptured
Where this code sits
- Parent code
- I71
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.