The TriZetto Group Inc. (NASDAQ: TZIX) announced that QualChoice of Arkansas, the second largest managed care company headquartered in the state, has signed an agreement to renew the hosted services it receives from TriZetto, expand the software covered under those hosted services, and license additional software.

As part of the renewal, TriZetto will continue to host and manage its Facets Extended Enterprise? core administrative software and HealthWeb® Internet platform on behalf of QualChoice of Arkansas. Under the expanded agreement, QualChoice of Arkansas will also receive additional specialized software applications, including TriZetto's NetworX Pricer? and NetworX Modeler? for provider contract management, and the Facets e2 consumer-directed application. TriZetto will host all of the software, except for NetworX Modeler, which the customer will license and install at its location.

?TriZetto is a true technology partner, who supports our goals of improving member access to high-quality, cost-effective care, improving service to customers and providers, and increasing administrative efficiency,? said Francis Browning, president and CEO of QualChoice of Arkansas. ?This strong and productive relationship positions us for long-term success in our market by assuring our ability to offer state-of-the-art solutions to meet current and future customer needs. Now, with the addition of the NetworX Suite and the consumer-directed application for Facets and our Web site, we look forward to increasing the automation of our complex provider contracts and expanding our line of new consumer-focused products.?

?TriZetto's technology solutions provide a unique value for health plans,? said Tony Bellomo, TriZetto's executive vice president of Product Management. ?We deliver the unbeatable combination of product breadth and innovation, expert application management and hosting, and guaranteed service levels for claims processing and other administrative functions. With TriZetto's outsourced software and business services, payers can reduce implementation time and make costs more predictable, providing a competitive advantage in the dramatically evolving healthcare industry.?

About QualChoice of Arkansas

QualChoice of Arkansas Inc. is an Arkansas-based health services company that offers a variety of managed care products and benefit administration services to its members. With over 80,000 members, it's the second largest domiciled managed care company headquartered in Arkansas. QualChoice offers a comprehensive line of HMO and POS plans as well as full-service, third-party administrative ("TPA") and pharmacy products. Membership includes large and small group commercial members and state employees. Members are located across the entire state with concentrated membership in large metropolitan markets. The company's competitive advantages are, and will continue to be, its accessibility, competitively priced managed-care products, and superior customer service.

About TriZetto

With its technology touching nearly half of the U.S. insured population, TriZetto is distinctly focused on accelerating the ability of healthcare payers to lead the industry's transformation to consumer-retail healthcare. The company provides premier information technology solutions that enhance its customers' revenue growth, increase their administrative efficiency and improve the cost and quality of care for their members. Healthcare payers include national and regional health insurance plans, and benefits administrators that provide transaction services to self-insured employer groups. The company's payer-focused information technology offerings include enterprise and component software, hosting and business process outsourcing services, and consulting. Headquartered in Newport Beach, Calif., TriZetto can be reached at 949-719-2200 or at www.trizetto.com.

Important Notice Regarding Forward-Looking Statements

This press release contains forward-looking statements that involve risks and uncertainties. The forward-looking statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. These forward-looking statements may include statements about future revenue, profits, cash flows and financial results, the market for TriZetto's services, future service offerings, industry trends, client and partner relationships, TriZetto's operational capabilities, future financial structure, uses of cash or proposed transactions. Actual results may differ materially from those stated in any forward-looking statements based on a number of factors, including the effectiveness of TriZetto's implementation of its business plan, the market's acceptance of TriZetto's new and existing products and services, the timing of new bookings, risks associated with management of growth, reliance on third parties to supply key components of TriZetto's services, attraction and retention of employees, variability of quarterly operating results, competitive factors, risks associated with acquisitions, changes in demand for third party products or solutions which form the basis of TriZetto's service and product offerings, financial stability of our customers, the ability of TriZetto to meet its contractual obligations to customers, including service level and disaster recovery commitments, changes in government laws and regulations and risks associated with rapidly changing technology, as well as the other risks identified in TriZetto's SEC filings, including, but not limited to, its annual report on Form 10-K and quarterly reports on Form 10-Q, copies of which may be obtained by contacting TriZetto's Investor Relations department at 949-719-2225 or at TriZetto's web site at www.trizetto.com. All information in this release is as of April 12, 2007. TriZetto undertakes no duty to update any forward-looking statement to conform the statement to actual results or changes in the company's expectations.