ICD-10-CM > S00-T88 > S40-S49 > S46 > S46.1 > S46.12 > S46.121 S46.121 Laceration of muscle, fascia and tendon of long head of biceps, right arm Non-Billable/Non-Specific Codes S46.121A..., initial encounterS46.121D..., subsequent encounterS46.121S..., sequela