ICD-10-CM > S00-T88 > S90-S99 > S91 > S91.2 > S91.20 > S91.201 S91.201 Unspecified open wound of right great toe with damage to nail Non-Billable/Non-Specific Codes S91.201A..., initial encounterS91.201D..., subsequent encounterS91.201S..., sequela