Convert ICD-10 Code I21.3 to ICD-9

Source ICD-10 Code Target ICD-9 Code
I21.3
ST elevation (STEMI) myocardial infarction of unsp site
410.91
AMI NOS, initial
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code I21.3 - st elevation (stemi) myocardial infarction of unspecified site based on the most recent General Equivalence Mappings (GEMS) information.