ICD-10-CM > S00-T88 > S20-S29 > S25 > S25.3 > S25.39 > S25.399 S25.399 Other specified injury of unspecified innominate or subclavian vein Non-Billable/Non-Specific Codes S25.399A..., initial encounterS25.399D..., subsequent encounterS25.399S..., sequela