NextGen EMR Wins Top Overall Ranking in AC Group's Annual Report.

Business Editors/Health/Medical Writers

HORSHAM, Pa.--(BUSINESS WIRE)--May 29, 2003

NextGen Healthcare Information Systems Inc., a subsidiary of Quality Systems, Inc. (Nasdaq:QSII), announced today that its electronic medical records software, NextGen EMR, has been ranked as

Each May, AC Group, Inc. releases a comprehensive report on information technology for the physician's office. This year's report examines overall trends and issues affecting physician practices and includes extensive analysis in the areas of Electronic Medical Records, PDA and wireless technology, and a ranking of the top EMR applications. Over 20 EMR products were reviewed, and NextGen EMR was rated the top overall EMR application.

AC Group, Inc. (ACG), formed in 1996, is an information technology advisory and research service. ACG provides independent advisory and consultative services designed to assist with Business Strategies, Market and Customer Strategies, Competitive Analysis, and Product Profiling. Visit www.acgroup.org for additional information.

Quality Systems Inc. and its NextGen Healthcare Information Systems subsidiary are developers and providers of computer-based practice management, medical records, and connectivity applications for medical and dental group practices. Visit www.qsii.com and www.nextgen.com for additional information.

This news release may contain forward-looking statements, including those related to revenue and net income, that involve a number of risks and uncertainties. Among the important factors that could impact actual results are volume and timing of systems sales and installations; length of sales cycles and installation process; the possibility that the products will not achieve market acceptance; seasonal patterns of sales and customer buying behavior; the development by competitors of new or superior technologies; delays in product development; undetected errors or bugs in software; product liability; changing economic, political or regulatory influences in the health-care industry; changes in product-pricing policies; competitive pressures; possible regulation of the company's software by the U.S. Food and Drug Administration; general economic conditions; and the risk factors detailed from time to time in Quality Systems' periodic reports and registration statements filed with the Securities and Exchange Commission.