ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.8 > S06.81 > S06.810 S06.810 Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness Non-Billable/Non-Specific Codes S06.810A..., initial encounterS06.810D..., subsequent encounterS06.810S..., sequela