ICD-10-CM · Chapter 19 · S00-T88
T56 Toxic effect of metals
Includes
- toxic effects of fumes and vapors of metals
- toxic effects of metals from all sources, except medicinal substances
Excludes 1 (cannot be coded together)
- arsenic and its compounds (T57.0)
- manganese and its compounds (T57.2)
Use Additional Code
- code to identify any retained metal foreign body, if applicable (Z18.0-, T18.1-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| T56..0 | Toxic effects of lead and its compounds | No |
| T56..0X | Toxic effects of lead and its compounds | No |
| T56..0X1 | Toxic effect of lead and its compounds, accidental (unintentional) | No |
| T56..0X2 | Toxic effect of lead and its compounds, intentional self-harm | No |
| T56..0X3 | Toxic effect of lead and its compounds, assault | No |
| T56..0X4 | Toxic effect of lead and its compounds, undetermined | No |
| T56..1 | Toxic effects of mercury and its compounds | No |
| T56..1X | Toxic effects of mercury and its compounds | No |
| T56..1X1 | Toxic effect of mercury and its compounds, accidental (unintentional) | No |
| T56..1X2 | Toxic effect of mercury and its compounds, intentional self-harm | No |
| T56..1X3 | Toxic effect of mercury and its compounds, assault | No |
| T56..1X4 | Toxic effect of mercury and its compounds, undetermined | No |
| T56..2 | Toxic effects of chromium and its compounds | No |
| T56..2X | Toxic effects of chromium and its compounds | No |
| T56..2X1 | Toxic effect of chromium and its compounds, accidental (unintentional) | No |
| T56..2X2 | Toxic effect of chromium and its compounds, intentional self-harm | No |
| T56..2X3 | Toxic effect of chromium and its compounds, assault | No |
| T56..2X4 | Toxic effect of chromium and its compounds, undetermined | No |
| T56..3 | Toxic effects of cadmium and its compounds | No |
| T56..3X | Toxic effects of cadmium and its compounds | No |
| T56..3X1 | Toxic effect of cadmium and its compounds, accidental (unintentional) | No |
| T56..3X2 | Toxic effect of cadmium and its compounds, intentional self-harm | No |
| T56..3X3 | Toxic effect of cadmium and its compounds, assault | No |
| T56..3X4 | Toxic effect of cadmium and its compounds, undetermined | No |
| T56..4 | Toxic effects of copper and its compounds | No |
| T56..4X | Toxic effects of copper and its compounds | No |
| T56..4X1 | Toxic effect of copper and its compounds, accidental (unintentional) | No |
| T56..4X2 | Toxic effect of copper and its compounds, intentional self-harm | No |
| T56..4X3 | Toxic effect of copper and its compounds, assault | No |
| T56..4X4 | Toxic effect of copper and its compounds, undetermined | No |
| T56..5 | Toxic effects of zinc and its compounds | No |
| T56..5X | Toxic effects of zinc and its compounds | No |
| T56..5X1 | Toxic effect of zinc and its compounds, accidental (unintentional) | No |
| T56..5X2 | Toxic effect of zinc and its compounds, intentional self-harm | No |
| T56..5X3 | Toxic effect of zinc and its compounds, assault | No |
| T56..5X4 | Toxic effect of zinc and its compounds, undetermined | No |
| T56..6 | Toxic effects of tin and its compounds | No |
| T56..6X | Toxic effects of tin and its compounds | No |
| T56..6X1 | Toxic effect of tin and its compounds, accidental (unintentional) | No |
| T56..6X2 | Toxic effect of tin and its compounds, intentional self-harm | No |
| T56..6X3 | Toxic effect of tin and its compounds, assault | No |
| T56..6X4 | Toxic effect of tin and its compounds, undetermined | No |
| T56..7 | Toxic effects of beryllium and its compounds | No |
| T56..7X | Toxic effects of beryllium and its compounds | No |
| T56..7X1 | Toxic effect of beryllium and its compounds, accidental (unintentional) | No |
| T56..7X2 | Toxic effect of beryllium and its compounds, intentional self-harm | No |
| T56..7X3 | Toxic effect of beryllium and its compounds, assault | No |
| T56..7X4 | Toxic effect of beryllium and its compounds, undetermined | No |
| T56..8 | Toxic effects of other metals | No |
| T56..81 | Toxic effect of thallium | No |
| T56..811 | Toxic effect of thallium, accidental (unintentional) | No |
| T56..812 | Toxic effect of thallium, intentional self-harm | No |
| T56..813 | Toxic effect of thallium, assault | No |
| T56..814 | Toxic effect of thallium, undetermined | No |
| T56..82 | Toxic effect of gadolinium | No |
| T56..821 | Toxic effect of gadolinium, accidental (unintentional) | No |
| T56..822 | Toxic effect of gadolinium, intentional self-harm | No |
| T56..823 | Toxic effect of gadolinium, assault | No |
| T56..824 | Toxic effect of gadolinium, undetermined | No |
| T56..89 | Toxic effects of other metals | No |
| T56..891 | Toxic effect of other metals, accidental (unintentional) | No |
| T56..892 | Toxic effect of other metals, intentional self-harm | No |
| T56..893 | Toxic effect of other metals, assault | No |
| T56..894 | Toxic effect of other metals, undetermined | No |
| T56..9 | Toxic effects of unspecified metal | No |
| T56..91 | Toxic effect of unspecified metal, accidental (unintentional) | No |
| T56..92 | Toxic effect of unspecified metal, intentional self-harm | No |
| T56..93 | Toxic effect of unspecified metal, assault | No |
| T56..94 | Toxic effect of unspecified metal, undetermined | No |
Last reviewed: September 2026