CMS Leadership

Center for Medicare & Medicaid Innovation

Elizabeth Fowler

Deputy Administrator & Director

Elizabeth Fowler, Ph.D., J.D., is the Deputy Administrator and Director of the Center for Medicare and Medicaid Innovation (CMS Innovation Center). Dr. Fowler previously served as Executive Vice President of programs at The Commonwealth Fund and Vice President for Global Health Policy at Johnson & Johnson. Liz was special assistant to President Obama on health care and economic policy at the National Economic Council. In 2008-2010, she was Chief Health Counsel to Senate Finance Committee Chair, Senator Max Baucus (D-MT), where she played a critical role developing the Senate version of the Affordable Care Act. She also played a key role drafting the 2003 Medicare Prescription Drug, Improvement and Modernization Act (MMA). Liz has over 25 years of experience in health policy and health services research. She earned her bachelor’s degree from the University of Pennsylvania, a Ph.D. from the Johns Hopkins Bloomberg School of Public Health, where her research focused on risk adjustment, and a law degree (J.D.) from the University of Minnesota. She is admitted to the bar in Maryland, the District of Columbia, and the U.S. Supreme Court. Liz is a Fellow of the inaugural class of the Aspen Health Innovators Fellowship and a member of the Aspen Global Leadership Network.

Arrah Tabe-Bedward

Deputy Director

Arrah Tabe-Bedward is the Deputy Director of the Center for Medicare & Medicaid Innovation. Ms.Tabe-Bedward comes to the Innovation Center with a strong background in Medicare. She previously served as the Director of the Medicare Enrollment and Appeals Group (MEAG) at the Centers for Medicare & Medicaid Services (CMS). As MEAG’s Director, Ms.Tabe-Bedward was responsible for all enrollment and appeals policy under the Medicare Fee-for-Service (FFS), Medicare Advantage (MA), and Medicare Prescription Drug (Part D) programs, and had shared responsibility with the Social Security Administration on Medicare eligibility, enrollment and low-income subsidy issues. She also had oversight responsibility for all Medicare appeals operations for the FFS, MA and Part D Qualified Independent Contractors, the appeals units of the Medicare administrative contractors, and CMS’ Beneficiary Notice Initiative, which includes provider-issued notices such as the Important Message from Medicare and the Advance Beneficiary Notices of Noncoverage. Ms.Tabe-Bedward has a JD from the University Of Maryland School Of Law and an MS in Public Service Management from DePaul University. She initially joined the federal government as a Presidential Management Fellow. In addition to MEAG, she worked in CMS’ Program Integrity Group and Office of Legislation.


Christina Ritter

Acting Deputy Director

Chris is the Acting Deputy Director of the CMS Center for Medicare and Medicaid Innovation (CMMI), and the Director of the Patient Care Models Group (PCMG) in CMMI.Chris joined the Center for Medicare and Medicaid Innovation in April 2016 as the Director of the Patient Care Models Group (PCMG). The PCMG develops and implements episode-based payment initiatives, including the: Bundled Payments for Care Initiative, Comprehensive Care for Joint Replacement Model, Oncology Care Model, Home Health Value Based Purchasing Model, Medicare Care Choices Model, Independence at Home Demonstration, Intravenous Immunoglobulin Demonstration, Radiation Oncology Model, and the proposed Most Favored Nation Model. Chris has worked in many capacities at CMS in her career. Prior to joining CMMI, she held leadership positions in the Center for Medicare, handling Fee-for-Service (FFS) payment policy for hospitals, physicians, Part B drugs, and clinical laboratories, among others. In addition to FFS payment policy, Chris also has spent time working on coverage, Medicare Advantage quality measures, and the Medicare Drug Card program, a precursor to Part D drug payment. Chris has a bachelor’s degree in history from The College of William and Mary, an M.P.A from the American University, and a Ph.D. from the School of Public Affairs at The George Washington University.

Page Last Modified:
11/16/2021 01:59 PM