Z77.121
BillableContact with and (suspected) exposure to harmful algae and algae toxins
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 is suspected of being exposed to harmful algae blooms or algae toxins, which can occur in freshwater or saltwater environments and cause illness.
Coding Tips
- •Document the type of water body and exposure circumstances (swimming, water sports, occupational) when available.
- •Use with codes for any resulting conditions such as gastrointestinal illness, respiratory symptoms, or neurological effects.
Code Hierarchy
└Z77Other contact with and (suspected) exposures hazardous to health└Z77.1Contact with and (suspected) exposure to environmental pollution and hazards in the physical environment└Z77.12Contact with and (suspected) exposure to hazards in the physical environment└Z77.121Contact with and (suspected) exposure to harmful algae and algae toxins
└Z77.121Contact with and (suspected) exposure to harmful algae and algae toxins