ICD-10-CM > S00-T88 > S20-S29 > S25 > S25.1 > S25.12 > S25.129 S25.129 Major laceration of unspecified innominate or subclavian artery Non-Billable/Non-Specific Codes S25.129A..., initial encounterS25.129D..., subsequent encounterS25.129S..., sequela