Clint Hailey Joins Tenet's Managed Care Team.

DALLAS -- Tenet Healthcare Corporation (NYSE:THC) announced today that Clint Hailey has been named vice president, national managed care accounts. He is based in Dallas and reports to Robert Yungk, senior vice president, managed care.

Hailey, 41, is a lawyer who has focused his career on building relationships and negotiating with managed care payors. He joined Tenet from his position as vice president, managed care, of HCA Texas, part of HCA-Hospital Corporation of America. In that job, he was responsible for developing and implementing managed care strategy for HCA's 34 facilities in Texas.

At Tenet, Hailey will be responsible for managing Tenet's relationship with large managed care companies that represent about 50 percent of Tenet's commercial managed care revenues.

"A key element of our managed care strategy is to leverage Tenet's national strength and geographic diversity with our big national customers," Yungk said. "Clint has the ideal combination of experience and skill to help us build and maintain excellent relations with this important group."

Hailey has served as a managed care executive for HCA in Texas since 1998. Previously, he served in various managed care contracting and other positions with Texas Health Resources in Dallas from 1993 to 1998. From 1991 to 1993, he was a staff associate at PricewaterhouseCoopers LLP.

He holds a bachelor's degree and a master's degree in business administration from Texas Christian University and a law degree from Texas Wesleyan University School of Law. He is a member of both the American and Texas Bar Assns. and is a diplomate in the American College of Healthcare Executives.

Tenet Healthcare Corporation, through its subsidiaries, owns and operates acute care hospitals and related health care services. Tenet's hospitals aim to provide the best possible care to every patient who comes through their doors, with a clear focus on quality and service. Tenet can be found on the World Wide Web at www.tenethealth.com.

Some of the statements in this release may constitute forward-looking statements. Such statements are based on our current expectations and could be affected by numerous factors and are subject to various risks and uncertainties discussed in our filings with the Securities and Exchange Commission, including our annual report on Form 10-K for the year ended Dec. 31, 2005, our quarterly reports on Form 10-Q and periodic reports on Form 8-K. Do not rely on any forward-looking statement, as we cannot predict or control many of the factors that ultimately may affect our ability to achieve the results estimated. We make no promise to update any forward-looking statement, whether as a result of changes in underlying factors, new information, future events or otherwise.

(NOTE TO EDITORS: A digital photograph of Clint Hailey is available by email on request. Please call Valeria Wilkes in Tenet's Corporate Communications department at [phone].)