NEWPORT BEACH, Calif. – July 28, 2006 – The TriZetto Group Inc. (Nasdaq:TZIX) today announced the appointment of Joseph Manheim as senior vice president of Benefits Administration. A 25-year veteran of the healthcare payer and services industries, Manheim will leverage TriZetto's position to develop new growth opportunities for the company's third-party benefits administration (TPA) business.

"The TPA market is undergoing tremendous product and competitive shifts," noted Kathleen Earley, TriZetto's president and chief operating officer. "Joe's proven creativity in the industry and experience in building healthcare businesses will help us drive the growth of new products, services and solutions that help our TPA customers win in the market."

Most recently, Manheim served as president of Interplan Health Group (IHG), a $60 million, multi-regional, managed-care PPO and cost-containment company. He also served as president of JBC Healthcare Partners, a regional PPO retiree medical program, and he was senior vice president and chief operating officer of CCN Managed Care, a wholly-owned subsidiary of HCA Healthcare. Manheim's career has included leadership positions at Unilab Corporation, where he was vice president of business development; Preferred Health Network, where he was senior vice president and chief operating officer; Admar Corporation, where he was vice president of network operations; and Humana Corporation, where he served as director of respiratory therapy and the pulmonary laboratory, then as market manager of the Humana Care Plus and Humana Health Plans for Southern Calif.

Manheim holds an associate's degree in Respiratory Therapy from Ventura Community College, as well as teaching credentials from the University of California at Santa Barbara. He also completed business administration coursework at the University of Redlands.

CONTACTS:

Investors:
Brad Samson
949-719-2220
brad.samson@trizetto.com

Media:
Audrey McDill
303-495-7197
audrey.mcdill@trizetto.com