Icd 10 contusion of unspecified knee July 8, 2019 16 32 64 128 Icd 10 code for contusion of unspecified knee Icd 10 code for contusion of knee unspecified laterality initial encounter Contusion of unspecified knee initial encounter icd 10 Icd 10 contusion right knee Icd 10 code for contusion of left knee