ICD-10-CM > S00-T88 > S40-S49 > S48 > S48.9 > S48.91 > S48.912 S48.912 Complete traumatic amputation of left shoulder and upper arm, level unspecified Non-Billable/Non-Specific Codes S48.912A..., initial encounterS48.912D..., subsequent encounterS48.912S..., sequela