ICD-10-CM > S00-T88 > T36-T50 > T46 > T46.1 > T46.1X > T46.1X3 T46.1X3 Poisoning by calcium-channel blockers, assault Non-Billable/Non-Specific Codes T46.1X3A..., initial encounterT46.1X3D..., subsequent encounterT46.1X3S..., sequela