ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.4 > T63.42 > T63.422 T63.422 Toxic effect of venom of ants, intentional self-harm Non-Billable/Non-Specific Codes T63.422A..., initial encounterT63.422D..., subsequent encounterT63.422S..., sequela