ICD-10-CM > S00-T88 > S80-S89 > S86 > S86.2 > S86.20 > S86.202 S86.202 Unspecified injury of muscle(s) and tendon(s) of anterior muscle group at lower leg level, left leg Non-Billable/Non-Specific Codes S86.202A..., initial encounterS86.202D..., subsequent encounterS86.202S..., sequela