ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.0 > T63.07 > T63.074 T63.074 Toxic effect of venom of other Australian snake, undetermined Non-Billable/Non-Specific Codes T63.074A..., initial encounterT63.074D..., subsequent encounterT63.074S..., sequela