ICD-10-CM > S00-T88 > T36-T50 > T42 > T42.4 > T42.4X > T42.4X2 T42.4X2 Poisoning by benzodiazepines, intentional self-harm Non-Billable/Non-Specific Codes T42.4X2A..., initial encounterT42.4X2D..., subsequent encounterT42.4X2S..., sequela