I65
Non-billableOcclusion and stenosis of precerebral arteries, not resulting in cerebral infarction
I65 is the ICD-10-CM code for Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction. It is a non-billable category code — use a more specific child code such as I65.0 for billing.
- Status
- Header (non-billable)
- Chapter
- I00-I99
- Subcodes
- 5
- Edition
- FY2026
I00-I99 Diseases of the circulatory system
What this means — in plain language
MedlinePlus · NIHWhat are vascular diseases? Your vascular system is your body's network of blood vessels. It includes your: Arteries, which carry oxygen-rich blood from your heart to your tissues and organs Veins, which carry the blood and waste products back to your heart Capillaries, which are tiny blood vessels that connect your small arteries to your small veins. The walls of the capillaries are thin and leaky, to allow for an…
Read more about Vascular Diseases at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •embolism of precerebral artery
- •narrowing of precerebral artery
- •obstruction (complete) (partial) of precerebral artery
- •thrombosis of precerebral artery
Excludes1 — not coded here
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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