I21.2
I21.2 — ST elevation (STEMI) myocardial infarction of other sites
Non-billable headerICD-10-CM
I21.2 is a non-billable header ICD-10-CM code for st elevation (stemi) myocardial infarction of other sites. It cannot be billed on its own: choose one of the more specific child codes below.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Type 1 ST elevation myocardial infarction of other sites
Risk adjustment
I21.2 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead I21.2
2 child codes. Green means billable.
Related codes at this level
Codes that share I21. If I21.2 is not quite right, the correct code is usually one of these.
- I21.0ST elevation (STEMI) myocardial infarction of anterior wall
- I21.1ST elevation (STEMI) myocardial infarction of inferior wall
- I21.3ST elevation (STEMI) myocardial infarction of unspecified site
- I21.4Non-ST elevation (NSTEMI) myocardial infarction
- I21.9Acute myocardial infarction, unspecified
- I21.AOther type of myocardial infarction
- I21.BMyocardial infarction with coronary microvascular dysfunction
Questions about I21.2
- Is I21.2 a billable ICD-10-CM code?
- No. I21.2 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does I21.2 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Ischemic heart diseases (I20-I25).