ICD-10-CM > S00-T88 > S10-S19 > S15 > S15.1 > S15.12 > S15.129 S15.129 Major laceration of unspecified vertebral artery Non-Billable/Non-Specific Codes S15.129A..., initial encounterS15.129D..., subsequent encounterS15.129S..., sequela