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50 and fabulous – thanks to you!

Our history in helping members obtain affordable health care goes back to 1971 when we were founded as the Greater Marshfield Community Health Plan, the first rural health maintenance organization (HMO) in the nation. We're proud to serve our Wisconsin communities and carry on our mission of enriching  lives for generations to come. 

Thank you for placing your trust in us

Click below to view a celebration video.
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Enriching lives for 50 years

We’ve helped Wisconsin communities get affordable health care coverage since 1971. Our priority has always been doing the right thing for the communities and people we serve. Read more about our history, why we were founded and how we’ve evolved. 

A continuing legacy of serving you

Click below to learn about the early days of Security Health Plan from individuals who have played an instrumental role in our history.

Taking care of employers for generations

Read how one Marshfield-based business has received coverage for employees since 1960