S88 Traumatic amputation of lower legNon-billable header with 3 child codes.
S88.0 Traumatic amputation at knee levelS88.1 Traumatic amputation at level between knee and ankleS88.9 Traumatic amputation of lower leg, level unspecifiedM23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S81 Open wound of knee and lower leg ("traumatic amputation of lower leg (S88.-)")S82 Fracture of lower leg, including ankle ("traumatic amputation of lower leg (S88.-)")M23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S81 Open wound of knee and lower leg ("traumatic amputation of lower leg (S88.-)")S82 Fracture of lower leg, including ankle ("traumatic amputation of lower leg (S88.-)")S88 Traumatic amputation of lower leg (this code)S88.0 Traumatic amputation at knee levelS88.01 Complete traumatic amputation at knee levelS88.011 Complete traumatic amputation at knee level, right lower legS88.011A Complete traumatic amputation at knee level, right lower leg, initial encounterS88.011D Complete traumatic amputation at knee level, right lower leg, subsequent encounter