ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.5 > S06.5X > S06.5X2 S06.5X2 Traumatic subdural hemorrhage with loss of consciousness of 31 minutes to 59 minutes Non-Billable/Non-Specific Codes S06.5X2A..., initial encounterS06.5X2D..., subsequent encounterS06.5X2S..., sequela