ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.0 > T63.09 > T63.091 T63.091 Toxic effect of venom of other snake, accidental (unintentional) Non-Billable/Non-Specific Applicable To Toxic effect of venom of other snake NOS Codes T63.091A..., initial encounterT63.091D..., subsequent encounterT63.091S..., sequela