ICD-10-CM > S00-T88 > S20-S29 > S25 > S25.1 > S25.19 > S25.199 S25.199 Other specified injury of unspecified innominate or subclavian artery Non-Billable/Non-Specific Codes S25.199A..., initial encounterS25.199D..., subsequent encounterS25.199S..., sequela