Zachary Y. Dyckman

Affiliate, Analysis Group


Zachary Y. Dyckman


Ph.D., economics, University of Pennsylvania; B.B.A., City College of New York

Summary of Experience

Dr. Dyckman has more than 25 years of experience in health care policy research, consulting, and expert witness services, primarily in the areas of provider payment systems, health care cost analysis, pharmacy benefits, and managed care program evaluation. His clients have included federal and state government agencies, health insurance plans, provider organizations, pharmaceutical companies, and health care trade and professional organizations. Over the past several years, Dr. Dyckman has worked as an expert witness in numerous class action, antitrust, and other matters related to issues involving physicians, prescription drugs, hospitals, and other health care services. Dr. Dyckman has also served as an expert witness in a number of major health care antitrust cases, in which he assessed the competitive impact of hospital system mergers; addressed allegations of monopoly power and anticompetitive behavior in physician, hospital, and dental service markets; and analyzed the antitrust implications of most-favored nation clauses and allegations of exclusionary conduct. His work as an expert in payer-provider reimbursement disputes includes addressing issues related to managed care practices and provider payments; hospital and clinical laboratory billing and collection practices; and average wholesale pricing for prescription drugs. He has also worked on behalf of pharmaceutical clients in disputes involving the development and insurance coverage of new biologics and has provided testimony at state regulatory hearings and before state legislative and Congressional committees.

In a non-litigation context, Dr. Dyckman has evaluated and designed physician and other provider payment systems for more than 30 health insurance and managed care plans. His work includes serving on a 2012 Centers for Medicare & Medicaid Services expert panel that reviewed and recommended changes in the Medicare Economic Index, which is used by Medicare for updating physician fees. Dr. Dyckman has authored numerous published reports, articles, and book chapters on a variety of health policy and finance issues in outlets such as the Health Care Financing Review, Business and Health, and the Journal of Health Care Benefits. He is also a member of the American Economic Association, the American Health Lawyers Association, and the American Public Health Association.

In addition to his work as an independent consultant, Dr. Dyckman formerly served as the executive vice president of the Center for Health Policy Studies, and held senior-level positions on the President’s Council on Wage and Price Stability, at the U.S. Department of Health Education and Welfare, and at Peat, Marwick, Mitchell & Co. He has also taught graduate-level courses in economics at The George Washington University.


AG Contacts

John C. Jarosz