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Melvin J. Ingber

Principal Scientist

Melvin Ingber, PhD, specializes in health economics and health care payment. He was an economist at the Centers for Medicare & Medicaid Services (CMS) for more than 15 years, and director of CMS' division of payment research for more than 5 years. As division director, Dr. Ingber supervised intra- and extramural research and demonstration evaluations, particularly those related to provider payment systems. He was also the lead government analyst for risk adjustment of capitated payment systems. At RTI, Dr. Ingber has been leading or participating in projects developing and maintaining risk adjustment methods for the Medicare Advantage and Part D drug programs, evaluating the effect of implementing Part D on non-drug Medicare expenditures, modeling payment systems for post-acute care stays and episodes, developing readmission measures for post-acute care settings, and developing the Home Health CAHPS adjustments for survey mode of administration and patient characteristics.


PhD, Economics, State University of New York at Stony Brook; MS, Physics, Cornell University; BS, Physics, Queens College, City University of New York.

Latest Publications

Smith, L., West, S., Ingber, M.J., Feng, Z., & Reilly, K. (2013). CMS' Skilled Nursing Facility 30-Day All-Cause Readmission Measure (Snfrm): Design and Analyses, Gerontologist, 53 (Suppl. 1):579-580.
Kautter, J., Ingber, M., Pope, G.C., & Freeman, S. (2012). Improvements in Medicare Part D risk adjustment: Beneficiary access and payment accuracy. Medical Care, 50 (12):1102-1108.
Kautter, J., Ingber, M., & Pope, G.C. (2008). Medicare risk adjustment for the frail elderly. Health Care Financing Review, 30 (2):83-93.
Landefeld, C.S., Bowers, B.J., Feld, A.D., Hartmann, K.E., Hoffman, E., Ingber, M.J., et al. (2008). National Institutes of Health State-of-the-Science Conference Statement: Prevention of fecal and urinary incontinence in adults. Annals of Internal Medicine, 148 (6):449-458.
Robst, J., Levy, J.M., & Ingber, M.J. (2007). Diagnosis-based risk adjustment for medicare prescription drug plan payments. Health Care Financing Review, 28 (4):15-30.
View all publications by Melvin J. Ingber (12)