Mayo Clinic Health System (Rochester, Minn.). Mayo Clinic Health System comprises more than 60 locations with roughly 56,000 employees, including 1,000 providers. The health system's innovative efforts focus on bringing quality care to healthcare consumers across the country, with programs like "AskMayoExpert," which enables providers from other facilities to contact Mayo Clinic experts for second opinions. Mayo's hospitals consistently place in national rankings and its flagship facility, Mayo Clinic, was ranked the No. 1 hospital in the nation by U.S. News & World Report for 2016-17, and Mayo Foundation is one of Truven Health Analytics' 15 Top Health Systems for 2017.
