ICD-10-CM > S00-T88 > S20-S29 > S21 > S21.3 > S21.34 > S21.341 S21.341 Puncture wound with foreign body of right front wall of thorax with penetration into thoracic cavity Non-Billable/Non-Specific Codes S21.341A..., initial encounterS21.341D..., subsequent encounterS21.341S..., sequela