T56.4

Non-billable

Toxic effects of copper and its compounds

T56.4 is the ICD-10-CM code for Toxic effects of copper and its compounds. It is a non-billable category code — use a more specific child code such as T56.4X for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T56
Subcodes
1
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code T56.4?
T56.4 is the ICD-10-CM code for "Toxic effects of copper and its compounds". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T56.4 a billable code?
No — T56.4 is a non-billable header code. Use a more specific child code (such as T56.4X) for billing.
What are the subcodes of T56.4?
T56.4 has 1 more specific child code, including T56.4X.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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