ICD-10-CM > S00-T88 > S20-S29 > S20 > S20.3 > S20.30 S20.30 Unspecified superficial injuries of front wall of thorax Non-Billable/Non-Specific Codes S20.301Unspecified superficial injuries of right front wall of thoraxS20.301A..., initial encounterS20.301D..., subsequent encounterS20.301S..., sequelaS20.302Unspecified superficial injuries of left front wall of thoraxS20.302A..., initial encounterS20.302D..., subsequent encounterS20.302S..., sequelaS20.303Unspecified superficial injuries of bilateral front wall of thoraxS20.303A..., initial encounterS20.303D..., subsequent encounterS20.303S..., sequelaS20.304Unspecified superficial injuries of middle front wall of thoraxS20.304A..., initial encounterS20.304D..., subsequent encounterS20.304S..., sequelaS20.309Unspecified superficial injuries of unspecified front wall of thoraxS20.309A..., initial encounterS20.309D..., subsequent encounterS20.309S..., sequela