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Center for Advancing Health Policy through Research

Markets and Competition

Over 70% of U.S. physicians are now employed by corporate entities, health systems, or private equity–backed firms. These shifts are reshaping how care is delivered, priced, and accessed.

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Our Markets & Competition Portfolio

Dive into our work on markets and competition — from academic research to policy briefs and real-world commentary.

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Markets and Competition

Over 70% of U.S. physicians are now employed by corporate entities, health systems, or private equity–backed firms. These shifts are reshaping how care is delivered, priced, and accessed.

About the Markets and Competition Lab

The Markets and Competition Lab examines how evolving ownership models and financial incentives influence health care prices, quality, and market structure. Ongoing projects span private equity investment, vertical integration, hospital price regulation, and insurer market dynamics. Our research bridges economics, law, and policy to identify strategies that maintain a competitive and equitable health care system.

The Big Questions

  • How can states and the federal government control health care spending without compromising access?
  • What are the trends in the corporatization of medicine, and who are the main financial players?
  • How do ownership changes affect quality, workforce stability, and patient outcomes?
  • What policies can effectively address rising health care consolidation?

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Featured Work

Recent Publications

  • The Current Era of Health Care Consolidation
  • Private Equity Acquisitions In Primary Care: Changes In Utilization, Spending, And Workforce
  • Rhode Island’s Affordability Standards Led To Substantial Reductions In Hospital Staffing And Labor Costs By 2022
  • Hospital–Medicare Advantage vertical integration and medical loss ratios
  • Private Equity Acquisition in Primary Care and Avoidable Hospitalizations
  • Patients Deserve Price Tags: Independent Cost Savings Estimate (Working Paper)

Related Policy Materials

  • Hospital Price Effects of Advocate’s and Atrium’s Recent Cross-Market Transactions
  • Testimony: Addressing Health Care Affordability Through Transparency
  • Policy Options for the Texas House Select Committee on Health Care Affordability
  • Estimated Impact of a Facility Fee Ban for Routine Services in Illinois
  • Testimony: The Impact of Hospital Markets on Health Care Affordability for Texans
  • Testimony: Impact of Hospital Price Regulations on Health Care Spending: Lessons from Price Regulations in Other States (Maine)

Private Equity State Tracker

The Private Equity State Tracker allows users to explore trends in private equity acquisitions in health care over time.

Explore the tool

Visualizing the Impact of the Hospital Payment Caps

The Hospital Payment Cap Simulator provides anyone from policymakers to researchers with insights into how much state employee plans across the US could save from hospital payment caps and the impact on commercial hospital operating margins.

Explore the tool

From Statehouses to Capitol Hill

Turning Evidence Into Policy

  • Our Work in Federal Policy
  • Our Work in State Policy

Experts

  • Chris Whaley

    Christopher M. Whaley Ph.D.

    Associate Director for the Center for Advancing Health Policy Through Research, Markets and Competition Lab Lead, Associate Professor of Health Services, Policy & Practice
    christopher_whaley@brown.edu
  • arnold

    Daniel Arnold Ph.D.

    Senior Research Scientist
    daniel_arnold@brown.edu
  • Jason Buxbaum

    Jason Buxbaum Ph.D., MHSA

    Assistant Professor of Health Services, Policy & Practice
    jason_buxbaum@brown.edu
  • Roslyn C. Murray

    Roslyn C. Murray Ph.D., MPP

    Assistant Professor of Health Services, Policy & Practice
    roslyn_murray@brown.edu
  • Singh

    Yashaswini Singh Ph.D.

    Thomas J. and Alice M. Tisch Assistant Professor of Health Services, Policy and Practice
    yashaswini_singh@brown.edu
  • Cartoon image of Xiaoxi Zhao

    Xiaoxi Zhao Ph.D.

    Lead Research Scientist
    xiaoxi_zhao@brown.edu

Recent News

show all markets & Competition news
The Hindu Business Line

Social entrepreneurs: Putting money where their heart is

October 5, 2026
By KS Badri Narayanan
Read Article
Scienmag

Private Equity Quietly Reshapes India’s Hospital Landscape, Landmark Study Reveals

October 4, 2026
by Ophelia Keating
Read Article
CNBC

Health insurer points finger at AI as nearly $1 billion in questionable hospital charges appear

October 1, 2026
by Barbara Booth
Read Article
TradeOffs

Hidden Help: A New Push for Hospitals to Prevent Medical Debt

October 1, 2026
By Melanie Evans and Dan Gorenstein
Read Article
Minnesota Reformer

Mayo Charged Private Insurance over 4 Times More than Medicare for Outpatient Procedures in 2022

September 29, 2026
By Alyssa Chen
Read Article
Brown Daily Herald

SPH researchers publish new tracker to map private equity involvement in healthcare nationwide

September 28, 2026
By Brendon Wen
Read Article

Our funders:

 

Arnold Ventures logo

NIHCM Foundation logo

 

Markets and Competition logo

Our Markets & Competition Portfolio

Dive into our work on markets and competition — from academic research to policy briefs and real-world commentary.

View all
CAHPR logo

Have a question or want to get in touch with us?

Email us
Brown University School of Public Health
Providence RI 02903 401-863-3375 public_health@brown.edu

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