ICD-10-CM > S00-T88 > T51-T65 > T51 > T51.9 > T51.91 T51.91 Toxic effect of unspecified alcohol, accidental (unintentional) Non-Billable/Non-Specific Codes T51.91XA..., initial encounterT51.91XD..., subsequent encounterT51.91XS..., sequela