ICD-10-CM > S00-T88 > S00-S09 > S00 > S00.9 > S00.93 S00.93 Contusion of unspecified part of head Non-Billable/Non-Specific Applicable To Bruise of headHematoma of head Codes S00.93XA..., initial encounterS00.93XD..., subsequent encounterS00.93XS..., sequela