Our Reference diagnostic laboratory was established in 1973 to serve the needs of physicians throughout Wisconsin, Upper Michigan and Eastern Minnesota. We are a division of the Marshfield Clinic, a highly regarded private medical and research institution, located in Central Wisconsin.
We perform over 25 million tests annually.
We support diagnostic laboratory medicine by providing:
An extensive test menu of over 1000 clinical and anatomic tests procedures
Accurate and timely testing
Convenient pickup through ground and air courier services
Results when you need them: online, fax, or interface
Access to our services through our Web Portal