ICD-10-CM > S00-T88 > S40-S49 > S46 > S46.0 > S46.00 > S46.009 S46.009 Unspecified injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder Non-Billable/Non-Specific Codes S46.009A..., initial encounterS46.009D..., subsequent encounterS46.009S..., sequela