I65.1

Billable

Occlusion and stenosis of basilar artery

I65.1 is the ICD-10-CM code for Occlusion and stenosis of basilar artery. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
I00-I99
Parent
I65
Edition
FY2026

I00-I99 Diseases of the circulatory system

What this means — in plain language

MedlinePlus · NIH

What 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.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code I65.1?
I65.1 is the ICD-10-CM code for "Occlusion and stenosis of basilar artery". It falls under I00-I99 Diseases of the circulatory system.
Is I65.1 a billable code?
Yes — I65.1 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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