S80.12 Contusion of left lower legNon-billable ICD-10-CM code.
M23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S80.10XS Contusion of unspecified lower leg, sequelaS80.11 Contusion of right lower legS80.11XA Contusion of right lower leg, initial encounterS80.11XD Contusion of right lower leg, subsequent encounterS80.11XS Contusion of right lower leg, sequelaS80.12 Contusion of left lower leg (this code)S80.12XA Contusion of left lower leg, initial encounterS80.12XD Contusion of left lower leg, subsequent encounterS80.12XS Contusion of left lower leg, sequelaS80.2 Other superficial injuries of kneeS80.21 Abrasion of knee