ICD-10-CM > S00-T88 > T51-T65 > T65 > T65.0 > T65.0X > T65.0X1 T65.0X1 Toxic effect of cyanides, accidental (unintentional) Non-Billable/Non-Specific Applicable To Toxic effect of cyanides NOS Codes T65.0X1A..., initial encounterT65.0X1D..., subsequent encounterT65.0X1S..., sequela