Tenet Florida Hospitals Enter into Agreement with GreatWest Healthcare 
 
Monday, 07 May 2007 
 
 
Coral Springs, Fla. - Tenet Healthcare Corporation's (NYSE:THC) Palm Beach Health Network and Miami-Dade/Broward Health Network announced today they have reached a multi-year agreement with Great-West Healthcare to provide in-network healthcare services to more than 100,000 Great-West Healthcare plan members in Florida. The agreement is effective June 1, 2007, and includes all Great-West Healthcare health plans. The contract renews the network participation agreement at St. Mary's Medical Center and Good Samaritan Medical Center, and adds Tenet's remaining nine acute hospitals and one rehabilitation hospital in South Florida to Great-West Healthcare's network. Financial terms of the agreement were not disclosed.