ICD-10-CM > S00-T88 > S40-S49 > S40 > S40.9 > S40.91 S40.91 Unspecified superficial injury of shoulder Non-Billable/Non-Specific Codes S40.911Unspecified superficial injury of right shoulderS40.911A..., initial encounterS40.911D..., subsequent encounterS40.911S..., sequelaS40.912Unspecified superficial injury of left shoulderS40.912A..., initial encounterS40.912D..., subsequent encounterS40.912S..., sequelaS40.919Unspecified superficial injury of unspecified shoulderS40.919A..., initial encounterS40.919D..., subsequent encounterS40.919S..., sequela