Convert ICD-10 Code I82.B23 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I82.B23 Chronic embolism and thrombosis of subclav vein, bilateral		453.75 Ch emblsm subclav veins
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 I82.B23 - chronic embolism and thrombosis of subclavian vein, bilateral based on the most recent General Equivalence Mappings (GEMS) information.