ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.1 > T63.19 > T63.194 T63.194 Toxic effect of venom of other reptiles, undetermined Non-Billable/Non-Specific Codes T63.194A..., initial encounterT63.194D..., subsequent encounterT63.194S..., sequela