| T42.71 | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, accidental (unintentional) | NON-BILLABLE CODE |
| T42.71XA | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, accidental (unintentional), initial encounter | BILLABLE CODE |
| T42.71XD | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T42.71XS | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, accidental (unintentional), sequela | BILLABLE CODE |
| T42.72 | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm | NON-BILLABLE CODE |
| T42.72XA | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, initial encounter | BILLABLE CODE |
| T42.72XD | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T42.72XS | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, sequela | BILLABLE CODE |
| T42.73 | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, assault | NON-BILLABLE CODE |
| T42.73XA | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, assault, initial encounter | BILLABLE CODE |
| T42.73XD | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, assault, subsequent encounter | BILLABLE CODE |
| T42.73XS | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, assault, sequela | BILLABLE CODE |
| T42.74 | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, undetermined | NON-BILLABLE CODE |
| T42.74XA | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, undetermined, initial encounter | BILLABLE CODE |
| T42.74XD | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, undetermined, subsequent encounter | BILLABLE CODE |
| T42.74XS | Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, undetermined, sequela | BILLABLE CODE |
| T42.75 | Adverse effect of unspecified antiepileptic and sedative-hypnotic drugs | NON-BILLABLE CODE |
| T42.75XA | Adverse effect of unspecified antiepileptic and sedative-hypnotic drugs, initial encounter | BILLABLE CODE |
| T42.75XD | Adverse effect of unspecified antiepileptic and sedative-hypnotic drugs, subsequent encounter | BILLABLE CODE |
| T42.75XS | Adverse effect of unspecified antiepileptic and sedative-hypnotic drugs, sequela | BILLABLE CODE |
| T42.76 | Underdosing of unspecified antiepileptic and sedative-hypnotic drugs | NON-BILLABLE CODE |
| T42.76XA | Underdosing of unspecified antiepileptic and sedative-hypnotic drugs, initial encounter | BILLABLE CODE |
| T42.76XD | Underdosing of unspecified antiepileptic and sedative-hypnotic drugs, subsequent encounter | BILLABLE CODE |
| T42.76XS | Underdosing of unspecified antiepileptic and sedative-hypnotic drugs, sequela | BILLABLE CODE |
