Not-for-profit integrated health care organization that caters to over 2 million Hampton Roads residents; operates seven acute care hospitals, three assisted living centers, & over 292 primary care & multi-specialty physicians; based in Norfolk, VA

One of the largest hospital companies in the US, focused on non-urban healthcare, with 51 general acute care hospitals in 19 states; headquartered in Brentwood, Tennessee; has hospitals in Alabama, Arizona, California, Kentucky, Lousiana etc

Leading provider of specialty health care through 91 hospitals & 1,100 outpatient rehabilitation clinics; also provides medical rehab services on a contract basis at nursing homes, hospitals, schools, worksites, homes etc; has HQ in Mechanicsburg, PA

Faith-based, non-profit organization that operates 19 hospitals, numerous clinics & outpatient facilities, home care agencies & joint-venture retirement centres in California, Hawaii, Oregon & Washington; based in Roseville, CA

Corporation that operates several acute care centers in Indiana & Chicago, including the Saint Anthony Medical Center, Saint Anthony Memorial Health Centers, St. Clare Medical Center, St. Francis Hospital & Health Centers etc; based in Mishawaka

Non-profilt Catholic organization that provides healthcare services through hospitals, nursing homes, retirement communities etc; based in Chicago; runs the Holy Family Medical Center, Our Lady of the Resurrection Medical Center, St Elizabeth etc

Private & not-for-profit organization affiliated with the University of Florida that runs eight hospitals & more than 80 outpatient primary & specialty care practices across north Florida; based in Gainesville

Comprehensive, integrated, academic health system that provides services to residents of Rhode Island; based in Providence; comprises Rhode Island Hospital, The Miriam Hospital, Hasbro Children's Hospital, Bradley Hospital & Newport Hospital

Integrated health services company that serves the needs of members in nine states & Washington, D.C.; based in Oakland, CA; encompasses Kaiser Foundation Health Plan, Inc., Kaiser Foundation Hospitals, & the Permanente Medical Groups

Private, not-for-profit healthcare network that caters to the needs of Central Florida residents; based in Orlando; operates the Arnold Palmer Hospital for Children, Winnie Palmer Hospital for Women & Babies, M.D. Anderson Cancer Center Orlando etc