ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.4 > S06.4X > S06.4X9 S06.4X9 Epidural hemorrhage with loss of consciousness of unspecified duration Non-Billable/Non-Specific Codes S06.4X9A..., initial encounterS06.4X9D..., subsequent encounterS06.4X9S..., sequela