Kevin Clement on March 9 takes over as CEO of Siloam Springs Memorial Hospital. Clement most recently served as the top executive at the 103-bed Moberly Regional Medical Center in Moberly, MO. Both hospitals are affiliates of Community Health Systems of Franklin, TN, the country's largest publicly traded hospital operator. CHS took over the Siloam Springs hospital Feb. 1 as part of a lease-sale agreement expected to result in construction of a $40 million hospital by 2012.