Convert ICD-10 Code I70.442 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I70.442 Athscl autol vein bypass of the left leg w ulcer of calf		440.31 Ath ext autologs bps gft
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
I70.442 Athscl autol vein bypass of the left leg w ulcer of calf		707.12 Ulcer of calf
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code I70.442 - atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration of calf based on the most recent General Equivalence Mappings (GEMS) information.