I24: Other acute ischemic heart diseases
Codes under I24 (Other acute ischemic heart diseases). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| I24.0 | Acute coronary thrombosis not resulting in myocardial infarction | ✓ |
| I24.0 | Acute coronary thrombosis not resulting in myocardial infarction | ✓ |
| I24.1 | Dressler's syndrome | ✓ |
| I24.1 | Dressler's syndrome | ✓ |
| I24.8 | Other forms of acute ischemic heart disease | — |
| I24.8 | Other forms of acute ischemic heart disease | — |
| I24.9 | Acute ischemic heart disease, unspecified | ✓ |
| I24.9 | Acute ischemic heart disease, unspecified | ✓ |
| I24.81 | Acute coronary microvascular dysfunction | ✓ |
| I24.81 | Acute coronary microvascular dysfunction | ✓ |
| I24.89 | Other forms of acute ischemic heart disease | ✓ |
| I24.89 | Other forms of acute ischemic heart disease | ✓ |
Frequently asked questions
What is ICD-10-CM code I24?
I24 is an ICD-10-CM category covering Other acute ischemic heart diseases. It contains 12 more specific diagnosis codes, 10 of which are billable.
Is I24 a billable code?
No — I24 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example I24.0 — Acute coronary thrombosis not resulting in myocardial infarction). 10 of the 12 codes under I24 are billable.
What codes fall under I24?
I24 includes I24.0, I24.0, I24.1, I24.1, I24.8, plus 7 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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