- Mayo Health System, a network of clinics and hospitals dedicated to serving the healthcare needs of people in more than 60 communities in Iowa, Minnesota and Wisconsin. Our community-based physicians and their patients are supported by the highly specialized expertise and resources of Mayo Clinic. This partnership is dedicated to providing quality healthcare close to home.mhs.mayo.edu/mhs/live/page.cfm?pp=1111locations/locationhome.cfm&orgid=FSH