ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.3 > S06.30 > S06.308 S06.308 Unspecified focal traumatic brain injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness Non-Billable/Non-Specific Codes S06.308A..., initial encounterS06.308D..., subsequent encounterS06.308S..., sequela