Pacira Pharmaceuticals, Inc. (NASDAQ:PCRX) today announced the appointment of Mark A. Kronenfeld, M.D., and Dennis L. Winger to its Board of Directors. Pacira also announced today that Luke Evnin, a managing director at MPM Capital, and Fred Middleton, a general manager at Sanderling Ventures, will be stepping down from the Board effective September 30, 2013. Upon their departure, the Board membership will total eight. “We are excited to welcome Mark and Dennis to the Board,” said Dave Stack, president, chief executive officer and chairman of Pacira. “With their combined medical insight and deep expertise in developing and implementing successful commercial strategies, we are looking forward to working with them as we continue to execute on our own commercial strategy for EXPAREL® and enter into the next stage of growth as a company. Additionally, we would like to recognize Luke and Fred for their innovative vision in forming the company in 2007 and thank them for their unwavering belief in our proprietary drug delivery technology and their thoughtful guidance throughout the development and successful launch of EXPAREL.” Dr. Kronenfeld was appointed to the board in June 2013. Dr. Kronenfeld is the vice chairman of anesthesiology at Maimonides Medical Center, a large tertiary care academic medical center in New York City, since March 2009, and has served as medical director of Perioperative Services for Maimonides Medical Center since January 2011. He is a managing partner of Anesthesia Associates of Boro Park, a private medical practice, and a managing partner of Strategic Medical Management Partners. In 2001, Dr. Kronenfeld founded Ridgemark Capital Management, a healthcare-focused hedge fund that invested in public and private healthcare and biomedical companies. He served as managing partner and portfolio manager from April 2001 to December 2008. Dr. Kronenfeld has founded and/or managed various consulting and investment companies focused on healthcare and medical technologies and has served on and chaired multiple leadership committees for various hospitals and medical centers. Previously, Dr. Kronenfeld taught and practiced adult and pediatric cardiac anesthesia at NYU and was chief of cardiac anesthesiology at Hackensack University Medical Center and president of GMS Anesthesia Associates, a private medical practice. Dr. Kronenfeld received his M.D. degree and completed his residency in anesthesiology at the University of California, San Diego School of Medicine, and completed a fellowship in cardiothoracic anesthesiology at New York University Medical Center.