ICD-10-CM
T56.9: Toxic effects of unspecified metal
A header, not a billable code. Bill a more specific code under it.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
- Kind
- Header. Not a billable code.
- Category
- T56
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Codes under T56.9
A header groups codes and is not billed. A billable code is one you can report.
It's the public CDC file. Check the current ICD-10-CM guidelines before you code.
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From T56. A note on a category applies to every code under it.
Use additional code to identify any retained metal foreign body, if applicable (Z18.0-, T18.1-)
Excludes1
Excludes1 means these codes are not reported together.
From T56. A note on a category applies to every code under it.