I77.7
ICD-10Non-billable categoryOther arterial dissection
Official ICD-10-CM descriptor (FY2026)
Other arterial dissection
I77.7 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- dissection of aorta (I71.0-)
- dissection of coronary artery (I25.42)
ICD-10-CM FY2026 defines 9 codes beneath I77.7. See the ICD-10-CM index for what this site publishes.
Related codes in I77
- I77.0Arteriovenous fistula, acquired
- I77.1Stricture of artery
- I77.2Rupture of artery
- I77.3Arterial fibromuscular dysplasia
- I77.4Celiac artery compression syndrome
- I77.5Necrosis of artery
- I77.6Arteritis, unspecified
- I77.8Other specified disorders of arteries and arteriolescategory
- I77.9Disorder of arteries and arterioles, unspecified
Where this code sits
- Parent code
- I77
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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.