ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
chapter 9 I00-I99 Diseases of the circulatory system /
I20-I25 Ischemic heart diseases /
I21 Acute myocardial infarction
Billable ICD-10-CM Code I21.4
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I21.4
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Non-ST elevation (NSTEMI) myocardial infarction
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| Acute subendocardial myocardial infarction | |||
| Non-Q wave myocardial infarction NOS | |||
| Nontransmural myocardial infarction NOS | |||
| Type 1 non-ST elevation myocardial infarction |