ICD-10-CM > S00-T88 > S80-S89 > S86 > S86.3 > S86.32 > S86.321 S86.321 Laceration of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, right leg Non-Billable/Non-Specific Codes S86.321A..., initial encounterS86.321D..., subsequent encounterS86.321S..., sequela