ICD-10-CM > S00-T88 > S50-S59 > S58 > S58.9 > S58.91 S58.91 Complete traumatic amputation of forearm, level unspecified Non-Billable/Non-Specific Codes S58.911Complete traumatic amputation of right forearm, level unspecifiedS58.911A..., initial encounterS58.911D..., subsequent encounterS58.911S..., sequelaS58.912Complete traumatic amputation of left forearm, level unspecifiedS58.912A..., initial encounterS58.912D..., subsequent encounterS58.912S..., sequelaS58.919Complete traumatic amputation of unspecified forearm, level unspecifiedS58.919A..., initial encounterS58.919D..., subsequent encounterS58.919S..., sequela