ICD 10 CM Codes

I21.A1 Myocardial infarction type 2
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.A1 converts approximately to:ICD-9-CM
2018 ICD-9-CM 410.90 Acute myocardial infarction of unspecified site, episode of care unspecified
GEMS
ICD-10-CM I21.A1 converts approximately to:ICD-9-CM
2018 ICD-9-CM 410.91 Acute myocardial infarction of unspecified site, initial episode of care
GEMS
ICD-10-CM I21.A1 converts approximately to:ICD-9-CM
2018 ICD-9-CM 410.92 Acute myocardial infarction of unspecified site, subsequent episode of care
Code also
the underlying cause, if known and applicable, such as:
anemia (D50.0-D64.9)
chronic obstructive pulmonary disease (J44.-)
heart failure (I50.-)
paroxysmal tachycardia (I47.0-I47.9)
renal failure (N17.0-N19)
shock (R57.0-R57.9)
Alternate Description
Myocardial infarction due to demand ischemia
Myocardial infarction secondary to ischemic imbalance