ICD-10-CM > S00-T88 > S20-S29 > S20 > S20.1 > S20.16 > S20.162 S20.162 Insect bite (nonvenomous) of breast, left breast Non-Billable/Non-Specific Codes S20.162A..., initial encounterS20.162D..., subsequent encounterS20.162S..., sequela