ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.9 > S06.9X > S06.9X8 S06.9X8 Unspecified intracranial injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness Non-Billable/Non-Specific Codes S06.9X8A..., initial encounterS06.9X8D..., subsequent encounterS06.9X8S..., sequela