S80.10 Contusion of unspecified lower legNon-billable ICD-10-CM code.
M23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S80.02 Contusion of left kneeS80.02XA Contusion of left knee, initial encounterS80.02XD Contusion of left knee, subsequent encounterS80.02XS Contusion of left knee, sequelaS80.1 Contusion of lower legS80.10 Contusion of unspecified lower leg (this code)S80.10XA Contusion of unspecified lower leg, initial encounterS80.10XD Contusion of unspecified lower leg, subsequent encounterS80.10XS Contusion of unspecified lower leg, sequelaS80.11 Contusion of right lower legS80.11XA Contusion of right lower leg, initial encounter