ICD-10-CM > S00-T88 > S20-S29 > S20 > S20.3 > S20.31 > S20.314 S20.314 Abrasion of middle front wall of thorax Non-Billable/Non-Specific Codes S20.314A..., initial encounterS20.314D..., subsequent encounterS20.314S..., sequela