IDX Teams with British Telecom in Bid for UK National Health Service – London Region

BURLINGTON, Vt., Dec. 8 /PRNewswire-FirstCall/ — IDX Systems Corporation , today confirmed it has teamed with British Telecom in a bid to deliver clinical information technology systems and services to the United Kingdom National Health Service (NHS) for the London region. The NHS announced today that British Telecom has been selected as the Local Service Provider for London. In the coming weeks, IDX expects to finalize a definitive subcontract agreement to provide its clinical information system technology to British Telecom.

Healthcare facilities in the London region are represented by one of five contracts being awarded as part of a NHS National Programme for Information Technology, including hardware, software, network and services. Together with a prime contractor, IDX is also bidding on two additional regions: the first is known as the South East and South West region and the second as the West Midlands and North West region.

About IDX

Founded in 1969, IDX Systems Corporation provides information technology solutions to maximize value in the delivery of healthcare, improve the quality of patient service, enhance medical outcomes, and reduce the costs of care. IDX supports these objectives with a broad range of complementary and functionally rich products installed at 3,300 customer sites. Customers include 138,000 physicians who utilize practice management systems to improve patient care and other workflow processes. IDX Systems are installed at:

* 380 integrated delivery networks (IDNs) representing more than 500

hospitals

* 175 large group practices with more than 200 physicians

* 665 mid-size group practices with less than 200 physicians

IDX has approximately 2,100 full-time employees. IDX serves customers in the U.S. and Canada. IDX has served European customers since 1996 and has maintained a London office since 2000.

About BT Group

BT Group plc is the listed holding company for an integrated group of businesses providing voice, data and video services in the UK and elsewhere in Europe. British Telecommunications plc, a wholly-owned subsidiary of BT Group, holds virtually all businesses and assets of the BT group.

BT is one of Europe’s leading providers of telecommunications services. Its principal activities include local, national and international telecommunications services, higher-value broadband and internet products and services, and IT solutions. In the UK, BT serves over 20 million business and residential customers with more than 29 million exchange lines, as well as providing network services to other licensed operators.

In the year ended 31 March 2003, BT’s turnover was 18,727 million pounds with profit before taxation of 1,829 million pounds.

This press release contains forward-looking statements about IDX Systems Corporation that involve a number of risks and uncertainties. Among the important factors that could cause actual results to differ materially from those indicated by such forward-looking statements are uncertainties or difficulties in negotiating a subcontract with British Telecom in connection with the bid for the UK National Health Service business for the London region and the possible failure to successfully complete such negotiation, difficulties in implementing systems, such as those for the UK National Health Service, difficulties in managing large projects, such as the contract with the UK National Health Service, governmental regulation of IDX’s software and operations, the possibility of product-related liabilities, and factors detailed from time to time in IDX’s periodic reports and registration statements filed with the Securities and Exchange Commission, which important factors are incorporated herein by reference. IDX undertakes no obligation to update forward-looking statements to reflect changed assumptions, the occurrence of unanticipated events, or changes in future operating results, financial condition or business over time.

For more information contact:

Margo Happer

Director, Investor Relations and

Corporate Communications

IDX Systems Corporation

802-859-6169

margo_happer@idx.com

IDX Systems Corporation

CONTACT: Margo Happer, Director, Investor Relations and CorporateCommunications of IDX Systems Corporation, +1-802-859-6169,margo_happer@idx.com

Web site: http://www.idx.com/