ICD-10-CM
I21.4
Non-ST elevation (NSTEMI) myocardial infarction
- Kind
- Billable code
- Category
- I21
Nearby codes
A header groups codes and is not billed. A billable code is one you can report.
- I21Acute myocardial infarctionHeader
- I21.0ST elevation (STEMI) myocardial infarction of anterior wallHeader
- I21.01ST elevation (STEMI) myocardial infarction involving left main coronary arteryBillable
- I21.02ST elevation (STEMI) myocardial infarction involving left anterior descending coronary arteryBillable
- I21.09ST elevation (STEMI) myocardial infarction involving other coronary artery of anterior wallBillable
- I21.1ST elevation (STEMI) myocardial infarction of inferior wallHeader
- I21.11ST elevation (STEMI) myocardial infarction involving right coronary arteryBillable
- I21.19ST elevation (STEMI) myocardial infarction involving other coronary artery of inferior wallBillable
- I21.2ST elevation (STEMI) myocardial infarction of other sitesHeader
- I21.21ST elevation (STEMI) myocardial infarction involving left circumflex coronary arteryBillable
- I21.29ST elevation (STEMI) myocardial infarction involving other sitesBillable
- I21.3ST elevation (STEMI) myocardial infarction of unspecified siteBillable
- I21.9Acute myocardial infarction, unspecifiedBillable
- I21.AOther type of myocardial infarctionHeader
- I21.A1Myocardial infarction type 2Billable
- I21.A9Other myocardial infarction typeBillable
- I21.BMyocardial infarction with coronary microvascular dysfunctionBillable
It's the public CDC file. Check the official guidelines before you code.
CMS-HCC, payment year 2027 (initial mapping)
A CMS-HCC group is a risk-adjustment category. This page does not decide payment.
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