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Jack Sizer, M.D., MBA - Assoc. Director of Medical affairs

President and CEO of Optimal Health Group,Dr. Sizer has had 35 years of health care experience, 20 years as a practicing general and vascular surgeon and 15 years in medical management and health care systems management. He received his surgical training at the Harvard Surgical Service of the Boston City Hospital when he was a Research Fellow at the Harvard Medical School from 1965-1968, and held an appointment as Assistant Professor of Surgery at the Harvard Medical School.

Dr. Sizer has been Chief Medical Officer of WellCare Management Group, Inc. and was a Principal in the startup and development of their Connecticut subsidiary. He previously held positions as a consultant with CareAdvantage Inc., was Medical Director of Avtex Fibers, Senior Vice president of Health Services with MD Health Plan, and formerly a Vice President of Aetna Health Plans. He and his company have been actively involved with MatheMEDics and EasyDiagnosis in the development of browser-accessible web-resident expert system software for managed care providers and consumers since 1997.

Dr. Sizer is a Diplomate of the American Board of Surgery and a Fellow of the American College of Surgeons. He attended the Ohio State University as an undergraduate, received his M.D. Degree from the Ohio State University College of Medicine and a Masters of Business Administration from the University of Hartford.


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