ICD-10-CM > S00-T88 > T36-T50 > T43 > T43.6 > T43.61 > T43.611 T43.611 Poisoning by caffeine, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by caffeine NOS Codes T43.611A..., initial encounterT43.611D..., subsequent encounterT43.611S..., sequela