ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.9 > S06.9X > S06.9X0 S06.9X0 Unspecified intracranial injury without loss of consciousness Non-Billable/Non-Specific Codes S06.9X0A..., initial encounterS06.9X0D..., subsequent encounterS06.9X0S..., sequela