ICD-10-CM > S00-T88 > T51-T65 > T65 > T65.2 > T65.29 > T65.294 T65.294 Toxic effect of other tobacco and nicotine, undetermined Non-Billable/Non-Specific Codes T65.294A..., initial encounterT65.294D..., subsequent encounterT65.294S..., sequela