| T56.81 | Toxic effect of thallium | NON-BILLABLE CODE |
| T56.811 | Toxic effect of thallium, accidental (unintentional) | NON-BILLABLE CODE |
| T56.811A | Toxic effect of thallium, accidental (unintentional), initial encounter | BILLABLE CODE |
| T56.811D | Toxic effect of thallium, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T56.811S | Toxic effect of thallium, accidental (unintentional), sequela | BILLABLE CODE |
| T56.812 | Toxic effect of thallium, intentional self-harm | NON-BILLABLE CODE |
| T56.812A | Toxic effect of thallium, intentional self-harm, initial encounter | BILLABLE CODE |
| T56.812D | Toxic effect of thallium, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T56.812S | Toxic effect of thallium, intentional self-harm, sequela | BILLABLE CODE |
| T56.813 | Toxic effect of thallium, assault | NON-BILLABLE CODE |
| T56.813A | Toxic effect of thallium, assault, initial encounter | BILLABLE CODE |
| T56.813D | Toxic effect of thallium, assault, subsequent encounter | BILLABLE CODE |
| T56.813S | Toxic effect of thallium, assault, sequela | BILLABLE CODE |
| T56.814 | Toxic effect of thallium, undetermined | NON-BILLABLE CODE |
| T56.814A | Toxic effect of thallium, undetermined, initial encounter | BILLABLE CODE |
| T56.814D | Toxic effect of thallium, undetermined, subsequent encounter | BILLABLE CODE |
| T56.814S | Toxic effect of thallium, undetermined, sequela | BILLABLE CODE |
| T56.82 | Toxic effect of gadolinium | NON-BILLABLE CODE |
| T56.821 | Toxic effect of gadolinium, accidental (unintentional) | NON-BILLABLE CODE |
| T56.821A | Toxic effect of gadolinium, accidental (unintentional), initial encounter | BILLABLE CODE |
| T56.821D | Toxic effect of gadolinium, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T56.821S | Toxic effect of gadolinium, accidental (unintentional), sequela | BILLABLE CODE |
| T56.822 | Toxic effect of gadolinium, intentional self-harm | NON-BILLABLE CODE |
| T56.822A | Toxic effect of gadolinium, intentional self-harm, initial encounter | BILLABLE CODE |
| T56.822D | Toxic effect of gadolinium, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T56.822S | Toxic effect of gadolinium, intentional self-harm, sequela | BILLABLE CODE |
| T56.823 | Toxic effect of gadolinium, assault | NON-BILLABLE CODE |
| T56.823A | Toxic effect of gadolinium, assault, initial encounter | BILLABLE CODE |
| T56.823D | Toxic effect of gadolinium, assault, subsequent encounter | BILLABLE CODE |
| T56.823S | Toxic effect of gadolinium, assault, sequela | BILLABLE CODE |
| T56.824 | Toxic effect of gadolinium, undetermined | NON-BILLABLE CODE |
| T56.824A | Toxic effect of gadolinium, undetermined, initial encounter | BILLABLE CODE |
| T56.824D | Toxic effect of gadolinium, undetermined, subsequent encounter | BILLABLE CODE |
| T56.824S | Toxic effect of gadolinium, undetermined, sequela | BILLABLE CODE |
| T56.89 | Toxic effects of other metals | NON-BILLABLE CODE |
| T56.891 | Toxic effect of other metals, accidental (unintentional) | NON-BILLABLE CODE |
| T56.891A | Toxic effect of other metals, accidental (unintentional), initial encounter | BILLABLE CODE |
| T56.891D | Toxic effect of other metals, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T56.891S | Toxic effect of other metals, accidental (unintentional), sequela | BILLABLE CODE |
| T56.892 | Toxic effect of other metals, intentional self-harm | NON-BILLABLE CODE |
| T56.892A | Toxic effect of other metals, intentional self-harm, initial encounter | BILLABLE CODE |
| T56.892D | Toxic effect of other metals, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T56.892S | Toxic effect of other metals, intentional self-harm, sequela | BILLABLE CODE |
| T56.893 | Toxic effect of other metals, assault | NON-BILLABLE CODE |
| T56.893A | Toxic effect of other metals, assault, initial encounter | BILLABLE CODE |
| T56.893D | Toxic effect of other metals, assault, subsequent encounter | BILLABLE CODE |
| T56.893S | Toxic effect of other metals, assault, sequela | BILLABLE CODE |
| T56.894 | Toxic effect of other metals, undetermined | NON-BILLABLE CODE |
| T56.894A | Toxic effect of other metals, undetermined, initial encounter | BILLABLE CODE |
| T56.894D | Toxic effect of other metals, undetermined, subsequent encounter | BILLABLE CODE |
| T56.894S | Toxic effect of other metals, undetermined, sequela | BILLABLE CODE |
