Epocrates Appoints Gary G. Greenfield to Board of Directors

San Mateo, Calif., August 5, 2011

Epocrates Appoints Gary G. Greenfield to Board of Directors

SAN MATEO, Calif., August 5, 2011 (GLOBE NEWSWIRE) - Epocrates, Inc. (NASDAQ: EPOC), a leading provider of mobile drug reference tools to healthcare professionals and interactive services to the healthcare industry, today announced the appointment of Avid® chairman and chief executive officer (CEO) Gary Greenfield to its board of directors effective immediately. Greenfield will serve as a member of the audit committee.

"We are delighted to welcome Gary, a proven leader with multidisciplinary experience in high technology and media, to the Epocrates board," said Rose Crane, president and CEO of Epocrates. "Having someone with Gary's significant operational experience on our board will be of great value to Epocrates as we continue to expand our point-of-care digital solutions that enhance the practice of medicine."

Greenfield is currently chairman and CEO of Avid (Nasdaq:AVID), a world leader in designing and pioneering content creation, media production and broadcast solutions. Prior to Avid, Greenfield served as CEO at GXS, Inc. and CEO at Peregrine Systems, Inc., where he grew businesses both organically and through acquisition and served diverse customers from small businesses to the Fortune 500.

"There are many parallels between Epocrates and Avid, as both companies have revolutionized their respective industries and established high-value brands with an incredibly loyal following," said Greenfield. "I am honored to join the board and be a part of the next phase of Epocrates' growth."

Epocrates also announced that John Voris will be retiring from its board of directors effective immediately. During his 11-year tenure on the board, Voris has contributed to the company's vision, growth and success.

About Epocrates, Inc.

Epocrates, Inc. (Nasdaq:EPOC), developers of the #1 most used mobile medical app among U.S. physicians, creates point-of-care digital solutions that enhance the practice of medicine. More than 1.3 million healthcare professionals, including 45 percent of U.S. physicians, use Epocrates' solutions to help improve patient care and practice efficiencies with its drug reference, educational and clinical apps. The new Epocrates mobile and web-based EHR solution, designed for solo and small group practice physicians, is affordable, easy-to-use and further supports physician workflow and patient outcomes. The company also partners with the healthcare industry, including top pharmaceutical companies, to engage with its clinician network through effective, interactive services. For more information about Epocrates, please visit www.epocrates.com/company.

Epocrates is a trademark of Epocrates, Inc., in the U.S. and other countries.

CONTACT:

Erica Sniad Morgenstern
Director, Public Relations and Communication
(650) 227-6907
pr@epocrates.com

Media Contact

Holly Spring
athenahealth, Inc. (Media)
media@athenahealth.com
617-402-1631

Dana Quattrochi
athenahealth, Inc. (Investors)
investorrelations@athenahealth.com
617-402-1329

April Marks
Epocrates, Inc. (Media)
pr@epocrates.com
650-520-2413