| Full description | Contact with and (suspected) exposure to harmful algae and algae toxins |
| Billable | Yes |
| Chapter | Chapter 21: Factors influencing health status and contact with health services (Z00-Z99) |
| Section | Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99) |
| Parent code | Z77.12 — Contact w and expsr to hazards in the physical environment |