ICD-10-CM > S00-T88 > S80-S89 > S84 > S84.0 > S84.00 S84.00 Injury of tibial nerve at lower leg level, unspecified leg Non-Billable/Non-Specific Codes S84.00XA..., initial encounterS84.00XD..., subsequent encounterS84.00XS..., sequela