I21.21 – ST elevation (STEMI) myocardial infarction involving left circumflex coronary artery
Coding Notes
Active
Billable, valid for HIPAA-covered transactions
Applicable To
ST elevation (STEMI) myocardial infarction involving oblique marginal coronary artery
GEM Conversion to ICD-9 CM
MDC / MS-DRG Reference
Back Reference of Diagnostic Codes
Infarct, infarction
myocardium, myocardial
(acute) (with stated duration of 4 weeks or less)
I21.9
ST elevation
(STEMI)
I21.3
involving
Sibling Codes
Parent Sibling Codes
View in Tabular
| Code | Title |
|---|---|
| I00-I99 | Diseases of the circulatory system (I00-I99) |
| I20-I25 | Ischemic heart diseases (I20-I25) |
| I21 | Acute myocardial infarction |
| I21.2 | ST elevation (STEMI) myocardial infarction of other sites |
| I21.21 |
ST elevation (STEMI) myocardial infarction involving left circumflex coronary artery
Applicable to
ST elevation (STEMI) myocardial infarction involving oblique marginal coronary artery
|