ICD-10-CM > S00-T88 > S40-S49 > S46 > S46.8 > S46.82 > S46.821 S46.821 Laceration of other muscles, fascia and tendons at shoulder and upper arm level, right arm Non-Billable/Non-Specific Codes S46.821A..., initial encounterS46.821D..., subsequent encounterS46.821S..., sequela