I21ICD-10-CM 2027
Acute myocardial infarction
Child codes
I21.0– ST elevation (STEMI) myocardial infarction of anterior wallI21.1– ST elevation (STEMI) myocardial infarction of inferior wallI21.2– ST elevation (STEMI) myocardial infarction of other sitesI21.3– ST elevation (STEMI) myocardial infarction of unspecified siteI21.4– Non-ST elevation (NSTEMI) myocardial infarctionI21.9– Acute myocardial infarction, unspecifiedI21.A– Other type of myocardial infarctionI21.B– Myocardial infarction with coronary microvascular dysfunction
Excludes2
Includes
- cardiac infarction
- coronary (artery) embolism
- coronary (artery) occlusion
- coronary (artery) rupture
- coronary (artery) thrombosis
- infarction of heart, myocardium, or ventricle
- myocardial infarction specified as acute or with a stated duration of 4 weeks (28 days) or less from onset
Use additional code
- code, if applicable, to identify:
- exposure to environmental tobacco smoke (
Z77.22) - history of tobacco dependence (
Z87.891) - occupational exposure to environmental tobacco smoke (
Z57.31) - status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (
Z92.82) - tobacco dependence (
F17.-) - tobacco use (
Z72.0)