ICD-10-CM > S00-T88 > S20-S29 > S20 > S20.3 > S20.37 > S20.372 S20.372 Other superficial bite of left front wall of thorax Non-Billable/Non-Specific Codes S20.372A..., initial encounterS20.372D..., subsequent encounterS20.372S..., sequela