T56
⚠ Non-billable
Toxic effect of metals
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
T56
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code T56?
ICD-10-CM code T56 represents Toxic effect of metals. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is T56 billable?
No. T56 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is T56 in?
T56 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the T56 category
T56.0
Toxic effects of lead and its compounds
Non-billable
T56.1
Toxic effects of mercury and its compounds
Non-billable
T56.2
Toxic effects of chromium and its compounds
Non-billable
T56.0X
Toxic effects of lead and its compounds
Non-billable
T56.1X
Toxic effects of mercury and its compounds
Non-billable
T56.2X
Toxic effects of chromium and its compounds
Non-billable
T56.0X1
Toxic effect of lead and its compounds, accidental (unintentional)
Non-billable
T56.0X2
Toxic effect of lead and its compounds, intentional self-harm
Non-billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →