Z77: Other contact with and (suspected) exposures hazardous to health

Codes under Z77 (Other contact with and (suspected) exposures hazardous to health). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Z77.0	Contact with and (suspected) exposure to hazardous, chiefly nonmedicinal, chemicals	—
Z77.01	Contact with and (suspected) exposure to hazardous metals	—
Z77.1	Contact with and (suspected) exposure to environmental pollution and hazards in the physical environment	—
Z77.02	Contact with and (suspected) exposure to hazardous aromatic compounds	—
Z77.2	Contact with and (suspected) exposure to other hazardous substances	—
Z77.3	Contact with and (suspected) exposure to war theater	—
Z77.09	Contact with and (suspected) exposure to other hazardous, chiefly nonmedicinal, chemicals	—
Z77.9	Other contact with and (suspected) exposures hazardous to health	✓
Z77.010	Contact with and (suspected) exposure to arsenic	✓
Z77.011	Contact with and (suspected) exposure to lead	✓
Z77.11	Contact with and (suspected) exposure to environmental pollution	—
Z77.012	Contact with and (suspected) exposure to uranium	✓
Z77.12	Contact with and (suspected) exposure to hazards in the physical environment	—
Z77.018	Contact with and (suspected) exposure to other hazardous metals	✓
Z77.020	Contact with and (suspected) exposure to aromatic amines	✓
Z77.021	Contact with and (suspected) exposure to benzene	✓
Z77.21	Contact with and (suspected) exposure to potentially hazardous body fluids	✓
Z77.22	Contact with and (suspected) exposure to environmental tobacco smoke (acute) (chronic)	✓
Z77.028	Contact with and (suspected) exposure to other hazardous aromatic compounds	✓
Z77.29	Contact with and (suspected) exposure to other hazardous substances	✓
Z77.31	Contact with and (suspected) exposure to Gulf War theater	✓
Z77.39	Contact with and (suspected) exposure to other war theater	✓
Z77.090	Contact with and (suspected) exposure to asbestos	✓
Z77.098	Contact with and (suspected) exposure to other hazardous, chiefly nonmedicinal, chemicals	✓
Z77.110	Contact with and (suspected) exposure to air pollution	✓
Z77.111	Contact with and (suspected) exposure to water pollution	✓
Z77.112	Contact with and (suspected) exposure to soil pollution	✓
Z77.118	Contact with and (suspected) exposure to other environmental pollution	✓
Z77.120	Contact with and (suspected) exposure to mold (toxic)	✓
Z77.121	Contact with and (suspected) exposure to harmful algae and algae toxins	✓
Z77.122	Contact with and (suspected) exposure to noise	✓
Z77.123	Contact with and (suspected) exposure to radon and other naturally occurring radiation	✓
Z77.128	Contact with and (suspected) exposure to other hazards in the physical environment	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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