ICD-10-CM > S00-T88 > S20-S29 > S20 > S20.9 > S20.96 S20.96 Insect bite (nonvenomous) of unspecified parts of thorax Non-Billable/Non-Specific Codes S20.96XA..., initial encounterS20.96XD..., subsequent encounterS20.96XS..., sequela