ICD 10 CM Codes

I21.21 ST elevation (STEMI) myocardial infarction involving left circumflex coronary artery
Billable Code  is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
GEMS
ICD-10-CM I21.21 converts approximately to:ICD-9-CM
2018 ICD-9-CM 410.81 Acute myocardial infarction of other specified sites, initial episode of care
Alternate Description
ST elevation (STEMI) myocardial infarction involving oblique marginal coronary artery
ICD-10-CM Index Entry
ICD-10-CM Index entries containing back-references to ICD-10-CM '.I21.21.'
Infarct, infarction; myocardium, myocardial (acute) (with stated duration of 4 weeks or less); ST elevation (STEMI); involving; left circumflex coronary artery
Infarct, infarction; myocardium, myocardial (acute) (with stated duration of 4 weeks or less); ST elevation (STEMI); involving; oblique marginal coronary artery