ICD-10-CM > S00-T88 > S90-S99 > S91 > S91.1 > S91.15 > S91.154 S91.154 Open bite of right lesser toe(s) without damage to nail Non-Billable/Non-Specific Codes S91.154A..., initial encounterS91.154D..., subsequent encounterS91.154S..., sequela