I67.1
ICD-10BillableCerebral aneurysm, nonruptured
Official ICD-10-CM descriptor (FY2026)
Cerebral aneurysm, nonruptured
I67.1 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Cerebral aneurysm NOS
- Cerebral arteriovenous fistula, acquired
- Internal carotid artery aneurysm, intracranial portion
- Internal carotid artery aneurysm, NOS
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- congenital cerebral aneurysm, nonruptured (Q28.-)
- ruptured cerebral aneurysm (I60.7)
Related codes in I67
- I67.0Dissection of cerebral arteries, nonruptured
- I67.2Cerebral atherosclerosis
- I67.3Progressive vascular leukoencephalopathy
- I67.4Hypertensive encephalopathy
- I67.5Moyamoya disease
- I67.6Nonpyogenic thrombosis of intracranial venous system
- I67.7Cerebral arteritis, not elsewhere classified
- I67.8Other specified cerebrovascular diseasescategory
- I67.9Cerebrovascular disease, unspecified
Where this code sits
- Parent code
- I67
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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.