Convert ICD-10 Code I63.00 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I63.00 Cerebral infarction due to thombos unsp precerebral artery		433.91 Ocl art NOS w infrct
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 I63.00 - cerebral infarction due to thrombosis of unspecified precerebral artery based on the most recent General Equivalence Mappings (GEMS) information.