Winnebago Mental Health Institute

Since 1873, Winnebago Mental Health Institute (WMHI) has been a key behavioral health service provider in Wisconsin. WMHI is accredited by The Joint Commission and work hard each day to treat people of all ages.

What we do

WMHI staff help patients who live with challenging behaviors and complex psychiatric conditions. The goal is to help patients get better, recover, and return home to live a healthy life. All patients come from county health and human services agencies and the court system. 

Learn more about WMHI patients and services.

Our staff

WMHI wouldn’t be what it is today without its caring team. Our diverse staff works hard to make sure patients get what they need for treatment.

People love working at WMHI to make a difference. As state employees, they also get great benefits.

Learn more about careers at WMHI.

Where to find us

WMHI is on Oshkosh’s north side. View driving directions to WMHI.

Our mailing address:

Winnebago Mental Health Institute
PO Box 9
Winnebago, WI 54985

Contact WMHI.

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Last Revised: June 8, 2022