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Z77.29

Billable

Contact with and (suspected) exposure to other hazardous substances

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A person has been exposed to or suspected of being exposed to other harmful substances in their environment, such as chemicals, pesticides, or other toxic materials not specified elsewhere.

Coding Tips

  • Use this code for exposures to hazardous substances that don't fit other Z77 subcategories
  • Document the specific substance or type of exposure in the medical record for clarity and future reference

Code Hierarchy

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