I24Header code — not billable

Other acute ischemic heart diseases

Chapter
9. Diseases of the circulatory system
Category
I24
Effective date
October 1, 2026

Related codes in category I24

I24.0Acute coronary thrombosis not resulting in myocardial infrcYesI24.1Dressler's syndromeYesI24.8Other forms of acute ischemic heart diseaseI24.81Acute coronary microvascular dysfunctionYesI24.89Other forms of acute ischemic heart diseaseYesI24.9Acute ischemic heart disease, unspecifiedYes

Frequently asked questions

What is ICD-10 code I24?

I24 is an ICD-10-CM diagnosis code for Other acute ischemic heart diseases.

Is I24 a billable code?

No. I24 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 I24 in?

I24 falls under Chapter 9: Diseases of the circulatory system.

When did I24 become effective?

I24 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to I24?

I24 belongs to category I24, which includes 6 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.