ICD-10-CM > S00-T88 > S90-S99 > S93 > S93.5 > S93.50 > S93.503 S93.503 Unspecified sprain of unspecified great toe Non-Billable/Non-Specific Codes S93.503A..., initial encounterS93.503D..., subsequent encounterS93.503S..., sequela