I77.8Header code — not billable

Other specified disorders of arteries and arterioles

Chapter
9. Diseases of the circulatory system
Category
I77
Effective date
October 1, 2026

Related codes in category I77

Frequently asked questions

What is ICD-10 code I77.8?

I77.8 is an ICD-10-CM diagnosis code for Other specified disorders of arteries and arterioles.

Is I77.8 a billable code?

No. I77.8 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 I77.8 in?

I77.8 falls under Chapter 9: Diseases of the circulatory system.

When did I77.8 become effective?

I77.8 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to I77.8?

I77.8 belongs to category I77, 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.