ICD 10 CM Codes

I21.A9 Other myocardial infarction type
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.A9 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.A9 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.A9 converts approximately to:ICD-9-CM
2018 ICD-9-CM 410.92 Acute myocardial infarction of unspecified site, subsequent episode of care
Code also
complication, if known and applicable, such as:
(acute) stent occlusion (T82.897-)
(acute) stent stenosis (T82.857-)
(acute) stent thrombosis (T82.867-)
cardiac arrest due to underlying cardiac condition (I46.2)
complication of percutaneous coronary intervention (PCI) (I97.89)
occlusion of coronary artery bypass graft (T82.218-)
Alternate Description
Myocardial infarction associated with revascularization procedure
Myocardial infarction type 3
Myocardial infarction type 4a
Myocardial infarction type 4b
Myocardial infarction type 4c
Myocardial infarction type 5
Code first
, if applicable, postprocedural myocardial infarction following cardiac surgery (I97.190), or postprocedural myocardial infarction during cardiac surgery (I97.790)