By Adam Gaffney, M.D., M.P.H.; Steffie Woolhandler, M.D., M.P.H.; David U. Himmelstein, M.D.; and Danny McCormick, M.D., M.P.H.The Lancet, Nov. 29,
Consensus Statement on Expanding Prior Authorization in Traditional Medicare
Aug. 5, 2025
We, the undersigned organizations and individuals, issue the following consensus statement regarding the Wasteful and Inappropriate Services Reduction (WISeR) model recently proposed by
Sunlight Report on UnitedHealth Group
Center for Health & Democracy, July 16, 2025
Shining a light on a giant
The Sunlight Report on UnitedHealth Group is a first-of-its-kind look at the nearly 2,700 acquisitions and internally
Recent Experience Shows National Medicaid Work Requirements Would Create Enormous Administrative Inefficiencies
By Adam Gaffney, M.D., M.P.H.; David U. Himmelstein, M.D.; Danny McCormick, M.D., M.P.H.; and Steffie Woolhandler, M.D., M.P.H.Health Affairs Forefront, July
Projected Effects of Proposed Cuts in Federal Medicaid Expenditures on Medicaid Enrollment, Uninsurance, Health Care, and Health
By Adam Gaffney, M.D., M.P.H.; David U. Himmelstein, M.D.; and Steffie Woolhandler, M.D., M.P.H.
Annals of Internal Medicine, June 17, 2025
Abstract
In January 2025, the Republican majority
Proposed changes to Medicaid, other health programs could lead to over 51,000 preventable deaths
Yale School of Public Health, June 3, 2025
In a letter to ranking Senate leaders, public health and policy researchers at Yale University and the University
The Impact of Health Insurance on Mortality
By Helen Levy, Ph.D. and Thomas C. Buchmueller, Ph.D.
Annual Review of Public Health, April 2025
Abstract
A 2008 review in the Annual Review of Public Health considered the question
Growth of Private Equity and Hospital Consolidation in Primary Care and Price Implications
By Yashaswini Singh, Ph.D., M.P.A.; Nandita Radhakrishnan, B.A.; Loren Adler, M.S.; and Christopher Whaley, Ph.D.
JAMA Health Forum, Jan. 17, 2025
Abstract
Importance: Consolidation of physician practices by hospitals
Less Care at Higher Cost—The Medicare Advantage Paradox
By Adam Gaffney, M.D., M.P.H.; Stephanie Woolhandler, M.D., M.P.H.; and David U. Himmelstein, M.D.
JAMA Internal Medicine, July 10, 2024
Abstract: Celebrating a Medicare Advantage (MA) milestone—enrollment
Taking Advantage
Physicians for a National Health Program, May 23, 2024
Executive Summary: Medicare Advantage (MA), the privately-administered version of Traditional Medicare (TM), is causing
Medicare Advantage and Vertical Consolidation in Health Care
By Hayden Rooke-Ley
American Economic Liberties Project, April 30, 2024
A new wave of health care consolidation is underway. Health insurance and retail conglomerates are rapidly acquiring
The effect of health-care privatisation on the quality of care
By Benjamin Goodair, M.Sc. and Aaron Reeves, Ph.D.
The Lancet Public Health, March 2024
Summary: Over the past 40 years, many health-care systems that were once publicly