Left thumb carpometacarpal joint osteoarthritis icd 10 July 8, 2019 16 32 64 128 Osteoarthritis of carpometacarpal cmc joint of left thumb icd 10 Left thumb cmc osteoarthritis icd 10 Left thumb oa icd 10 Arthritis carpometacarpal joint thumb icd 10 Left wrist osteoarthritis icd 10 Carpometacarpal osteoarthritis icd 10