I63.01Header code — not billable

Cerebral infarction due to thrombosis of vertebral artery

Chapter
9. Diseases of the circulatory system
Category
I63
Effective date
October 1, 2026

Related codes in category I63

Frequently asked questions

What is ICD-10 code I63.01?

I63.01 is an ICD-10-CM diagnosis code for Cerebral infarction due to thrombosis of vertebral artery.

Is I63.01 a billable code?

No. I63.01 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is I63.01 in?

I63.01 falls under Chapter 9: Diseases of the circulatory system.

When did I63.01 become effective?

I63.01 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to I63.01?

I63.01 belongs to category I63, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.