| T42.1X | Poisoning by, adverse effect of and underdosing of iminostilbenes | NON-BILLABLE CODE |
| T42.1X1 | Poisoning by iminostilbenes, accidental (unintentional) | NON-BILLABLE CODE |
| T42.1X1A | Poisoning by iminostilbenes, accidental (unintentional), initial encounter | BILLABLE CODE |
| T42.1X1D | Poisoning by iminostilbenes, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T42.1X1S | Poisoning by iminostilbenes, accidental (unintentional), sequela | BILLABLE CODE |
| T42.1X2 | Poisoning by iminostilbenes, intentional self-harm | NON-BILLABLE CODE |
| T42.1X2A | Poisoning by iminostilbenes, intentional self-harm, initial encounter | BILLABLE CODE |
| T42.1X2D | Poisoning by iminostilbenes, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T42.1X2S | Poisoning by iminostilbenes, intentional self-harm, sequela | BILLABLE CODE |
| T42.1X3 | Poisoning by iminostilbenes, assault | NON-BILLABLE CODE |
| T42.1X3A | Poisoning by iminostilbenes, assault, initial encounter | BILLABLE CODE |
| T42.1X3D | Poisoning by iminostilbenes, assault, subsequent encounter | BILLABLE CODE |
| T42.1X3S | Poisoning by iminostilbenes, assault, sequela | BILLABLE CODE |
| T42.1X4 | Poisoning by iminostilbenes, undetermined | NON-BILLABLE CODE |
| T42.1X4A | Poisoning by iminostilbenes, undetermined, initial encounter | BILLABLE CODE |
| T42.1X4D | Poisoning by iminostilbenes, undetermined, subsequent encounter | BILLABLE CODE |
| T42.1X4S | Poisoning by iminostilbenes, undetermined, sequela | BILLABLE CODE |
| T42.1X5 | Adverse effect of iminostilbenes | NON-BILLABLE CODE |
| T42.1X5A | Adverse effect of iminostilbenes, initial encounter | BILLABLE CODE |
| T42.1X5D | Adverse effect of iminostilbenes, subsequent encounter | BILLABLE CODE |
| T42.1X5S | Adverse effect of iminostilbenes, sequela | BILLABLE CODE |
| T42.1X6 | Underdosing of iminostilbenes | NON-BILLABLE CODE |
| T42.1X6A | Underdosing of iminostilbenes, initial encounter | BILLABLE CODE |
| T42.1X6D | Underdosing of iminostilbenes, subsequent encounter | BILLABLE CODE |
| T42.1X6S | Underdosing of iminostilbenes, sequela | BILLABLE CODE |
