I22 - Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction

The ICD 10 Code for Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction is listed as I22.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	I22
Description:	Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction Includes: acute myocardial infarction occurring within four weeks (28 days) of a previous acute myocardial infarction, regardless of site cardiac infarction coronary (artery) embolism coronary (artery) occlusion coronary (artery) rupture coronary (artery) thrombosis infarction of heart, myocardium, or ventricle recurrent myocardial infarction reinfarction of myocardium rupture of heart, myocardium, or ventricle Use additional code, if applicable, to identify: exposure to environmental tobacco smoke (Z77.22) history of tobacco use (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)

Chapter	Diseases of the circulatory system (I00-I99)
ICD-10-CM Children (deeper level / typically more specific) of I22:
I22.0 - Subsequent ST elevation (STEMI) myocardial infarction of anterior wall
I22.1 - Subsequent ST elevation (STEMI) myocardial infarction of inferior wall
I22.2 - Subsequent non-ST elevation (NSTEMI) myocardial infarction
I22.8 - Subsequent ST elevation (STEMI) myocardial infarction of other sites
I22.9 - Subsequent ST elevation (STEMI) myocardial infarction of unspecified site