The Wisconsin Department of Health Services (DHS), in partnership with the Marathon County Health Department, are jointly investigating a possible measles exposure at Marshfield Medical Center – Weston emergency department. A person with confirmed measles visited the location while they were able to spread the virus to others. Health officials are working to identify and notify people who may have been exposed to the measles virus.
The investigation has identified a public location and time where people may have been exposed to measles:
- Date: Thursday, November 5, 2026
- Time: 1:30-3:30 p.m.
- Location: Marshfield Medical Center-Weston emergency department
3400 Ministry Parkway
Weston, Wisconsin 54476