ICD-10-CM > S00-T88 > S80-S89 > S80 > S80.8 > S80.86 > S80.869 S80.869 Insect bite (nonvenomous), unspecified lower leg Non-Billable/Non-Specific Codes S80.869A..., initial encounterS80.869D..., subsequent encounterS80.869S..., sequela