GREEN BAY, WIS. — Stage Equity Partners LLC has acquired St. Mary’s medical office building in Green Bay for $7.3 million. The 50,000-square-foot property is fully leased to St. Mary’s Hospital Medical Center and operates under the Prevea Health brand as well as St. Gianna Clinic. The asset is located at 1727 Shawano Ave., directly across from St. Mary’s Hospital Medical Center. Considered part of the hospital campus, the property offers heart care, physical and occupational therapy, behavioral healthcare, fertility care and other specialty services. Stage purchased the asset from its longtime physician owner with a new 10-year lease extension. MB Financial provided acquisition financing.