Horsham, Pa. — February 24, 2003 — NextGen Healthcare Information Systems Inc., a subsidiary of Quality Systems, Inc. (NASDAQ: QSII), today announced that one of its customers, Southeast Texas Medical Associates LLP (SETMA), was named "Microsoft Clinic of the Year" by Microsoft and Microsoft Healthcare Users Group (MS-HUG).

Since 1998, SETMA has used the NextGen EMR (Electronic Medical Records) and NextGen EPM (Enterprise Practice Management) applications, utilizing the Microsoft platform, to computerize and advance patient care and service�both inside and outside the exam room. As a result, the medical practice has enhanced its ability to deliver the highest quality care while simultaneously improving overall operational efficiencies.

The Microsoft Clinic of the Year Award is one category of Microsoft�s annual User of the Year awards program, which recognizes the most innovative healthcare organizations that are improving their operations through the effective deployment and utilization of Microsoft�-based solutions. Winners were chosen by an independent panel of judges and were announced at the Microsoft booth at the Healthcare Information and Management Systems Society (HIMSS) conference in San Diego on Tuesday, Feb. 11th.

About Quality Systems

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.

For Further Information:
CONTACT:
Quality Systems Inc., Irvine
Louis Silverman,
President & CEO
(949) 255-2600