ICD-10-CM > S00-T88 > S00-S09 > S01 > S01.1 > S01.10 > S01.109 S01.109 Unspecified open wound of unspecified eyelid and periocular area Non-Billable/Non-Specific Codes S01.109A..., initial encounterS01.109D..., subsequent encounterS01.109S..., sequela