ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.1 > T63.11 > T63.114 T63.114 Toxic effect of venom of gila monster, undetermined Non-Billable/Non-Specific Codes T63.114A..., initial encounterT63.114D..., subsequent encounterT63.114S..., sequela