U.S. ICD-10-CM · FY 2027

I24 ICD-10-CM Code: Other acute ischemic heart diseases

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

I24

Other acute ischemic heart diseases

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where I24 sits

  1. 1

    Chapter 9

    Diseases of the circulatory system (I00-I99)

  2. 2

    Section

    Ischemic heart diseases (I20-I25)

  3. 3

    Category I24

    Other acute ischemic heart diseases

  4. 4

    Code I24

    Other acute ischemic heart diseases

More specific choices

Codes under I24

I24 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for I24.

Code first

No “code first” instruction is listed for I24.

Use additional code

No “use additional code” instruction is listed for I24.

Excludes1

Conditions that should not be reported together with this code.

  • angina pectoris (I20.-)
  • transient myocardial ischemia in newborn (P29.4)

Excludes2

Conditions not included here that may be reported separately when present.

  • non-ischemic myocardial injury (I5A)

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code I24 mean?

I24 is the FY 2027 U.S. ICD-10-CM code for “Other acute ischemic heart diseases.”

Is I24 a billable or specific ICD-10-CM code?

No. I24 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is I24 located in ICD-10-CM?

I24 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Ischemic heart diseases (I20-I25) (I20–I25), under category I24, Other acute ischemic heart diseases.

What coding notes are listed for I24?

No inclusion terms are listed for I24 in this reference record. No code-first instruction is listed. Excludes1 notes: angina pectoris (I20.-); transient myocardial ischemia in newborn (P29.4). Excludes2 notes: non-ischemic myocardial injury (I5A).

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