Convert ICD-10 Code I22.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I22.1 Subsequent STEMI of inferior wall		410.21 AMI inferolateral, init
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.
I22.1 Subsequent STEMI of inferior wall		410.31 AMI inferopost, 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.
I22.1 Subsequent STEMI of inferior wall		410.41 AMI inferior wall, init
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 I22.1 - subsequent st elevation (stemi) myocardial infarction of inferior wall based on the most recent General Equivalence Mappings (GEMS) information.