ICD-10-CM > S00-T88 > T36-T50 > T37 > T37.4 > T37.4X > T37.4X1 T37.4X1 Poisoning by anthelminthics, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by anthelminthics NOS Codes T37.4X1A..., initial encounterT37.4X1D..., subsequent encounterT37.4X1S..., sequela