ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.4 > T63.45 > T63.453 T63.453 Toxic effect of venom of hornets, assault Non-Billable/Non-Specific Codes T63.453A..., initial encounterT63.453D..., subsequent encounterT63.453S..., sequela