NEWPORT BEACH, Calif. – October 14, 2005 – The TriZetto Group, Inc. (Nasdaq: TZIX) today announced that it completed a private placement of $100 million aggregate principal amount of its convertible senior notes due 2025.

"We are pleased to have efficiently completed this financing transaction, culminating a capital restructuring strategy begun in the fourth quarter of 2004," noted TriZetto Chairman and CEO Jeff Margolis.

Since December of 2004, TriZetto has repurchased and placed into treasury 7.2 million shares of the company's common stock. Following the private placement transaction, shares outstanding are approximately 41.9 million, compared to 47.4 million shares at September 30, 2004 and 42.9 million shares at June 30, 2005.

TriZetto received net cash proceeds of approximately $82 million after deducting the amount used to repurchase 1 million shares of the company's common stock in connection with the private placement, fees and estimated offering expenses.

The 20-year notes are convertible, in certain circumstances, into common stock of TriZetto at an initial conversion price of $18.85 per share and accrue interest at an annual fixed rate of 2.75%.

About TriZetto

TriZetto serves the payer market, which is comprised primarily of national and regional health insurance plans, and benefits administrators that provide transaction services to self-insured employer groups. The company offers a broad portfolio of information technology products, including software, services and consulting, which healthcare payers utilize to improve their business processes and capitalize on new opportunities emerging from the consumerization of the healthcare industry. 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 October 14, 2005. TriZetto undertakes no duty to update any forward-looking statement to conform the statement to actual results or changes in the company's expectations.

CONTACTS:

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

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