ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.0 > T63.00 > T63.002 T63.002 Toxic effect of unspecified snake venom, intentional self-harm Non-Billable/Non-Specific Codes T63.002A..., initial encounterT63.002D..., subsequent encounterT63.002S..., sequela