ICD-10-CM > S00-T88 > S90-S99 > S94 > S94.3 > S94.31 S94.31 Injury of cutaneous sensory nerve at ankle and foot level, right leg Non-Billable/Non-Specific Codes S94.31XA..., initial encounterS94.31XD..., subsequent encounterS94.31XS..., sequela