T56 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Toxic effect of metals.
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Toxic effects of fumes and vapors of metals
Toxic effects of metals from all sources, except medicinal substances
The appropriate 7th character is to be added to each code from category T56
A: initial encounter
D: subsequent encounter
S: sequela
Toxic effects of lead and its compounds
Toxic effects of mercury and its compounds
Toxic effects of chromium and its compounds
Toxic effects of cadmium and its compounds
Toxic effects of copper and its compounds
Toxic effects of zinc and its compounds
Toxic effects of tin and its compounds
Toxic effects of beryllium and its compounds
Toxic effects of other metals
Toxic effects of unspecified metal
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