Board of Directors

Derace L. Schaffer, M.D.
Director

Dr. Schaffer is the founder and Chief Executive Officer of The Lan Group, a venture capital firm specializing in healthcare and high technology investments. Dr. Schaffer has been an active co-investor with Mr. Pappajohn for more than fifteen years on a variety of healthcare companies. In addition, Mr. Pappajohn and Dr. Schaffer have worked together on several private healthcare companies, including, Logisticare, Inc. and Source Medical Inc. Dr. Schaffer served as Chief Executive Officer and Chairman of the Board of Ide Imaging Group, P.C. from 1980 to 2001. Dr. Schaffer has served as a director on many healthcare boards of directors including several health systems and more than ten healthcare services and technology companies. Dr. Schaffer received his postgraduate radiology training at Harvard Medical School and Massachusetts General Hospital, where he served as Chief Resident. Dr. Schaffer currently is also a Clinical Professor of Radiology at Weill Cornell Medical College. He also serves as a director of the following public companies: Allion Healthcare, Inc., American CareSource Holdings, Inc., and CareGuide, Inc.