David Muhlestein, PhD, JD, is the senior director of research and development at Leavitt Partners, a health care intelligence business. He directs the study of accountable care organizations through the LP Center for Accountable Care Intelligence and leads the firm’s quantitative evaluation of health care markets. He is an expert in using policy analysis, predictive modeling, and applied analytics to understand the evolving health care landscape.


David also serves as Adjunct Assistant Professor of The Dartmouth Institute (TDI) at the Geisel School of Medicine at Dartmouth College and is a visiting fellow at the Accountable Care Learning Collaborative. In both of these roles he conducts research to translate learnings of high-performing organizations for the benefit of the broader health care system.


David earned his doctorate in health services management and policy, JD, MHA, and MS from The Ohio State University, and a BA from Brigham Young University. He may be reached at david.muhlestein@leavittpartners.com.


Recent Posts by David Muhlestein

Accountable Care Organizations In 2016: Private And Public-Sector Growth And Dispersion

As of the end of January 2016, Leavitt Partners, in partnership with the Accountable Care Learning Collaborative, has identified 838 active Accountable Care Organizations. Growth has continued to vary across the country and across public and private health insurance programs, with significant...

How Might Proposed Payer Mergers Impact State Insurance Markets?

Understanding payer concentration trends and potential future scenarios will inform policy and decision makers as they discuss the implications of consolidation and competition within the US health care system.

Growth And Dispersion Of Accountable Care Organizations In 2015

Beginning this January, an additional 89 provider organizations joined the Medicare Shared Savings Program (MSSP) as accountable care organizations (ACOs). While this year’s new entrants are a smaller cohort than those that joined in 2013 and 2014, they represent a continuation of the expansion...

ACO Quality Results: Good But Not Great

On September 23, 2014, the Centers for Medicare and Medicaid Services (CMS) released Year 1 Quality Performance results for Accountable Care Organizations (ACOs) that began participating in the Medicare Shared Savings Program (MSSP) in 2012 or 2013. Another report, released shortly before,...

ACO Results: What We Know So Far

Editor's note: For more on this topic, stay tuned for the upcoming June issue of Health Affairs, which features a series of articles on accountable care organizations.  Accountable care is a relatively recent addition to the health care vernacular, but its roots can be traced to the...

Medicare ACOs: Mixed Initial Results And Cautious Optimism

Editor's note: For more from David Muhlestein on the accountable care organization landscape, see his recent post "Accountable Care Growth In 2014: A Look Ahead." Active followers of health policy have eagerly awaited the outcome of the early Medicare Accountable Care Organizations, which...

Accountable Care Growth In 2014: A Look Ahead

On December 23, 2014, the Centers for Medicare and Medicaid Services announced 123 new Medicare Shared Savings Program (MSSP) Accountable Care Organizations (ACOs).  This represents the fourth round of MSSP participants, which, coupled with the Pioneer ACOs, brings the number of Medicare ACOs...

Why Has ACO Growth Slowed?

Both public and private organizations have been aggressively pursuing Accountable Care Organizations (ACOs) as a way to improve health care outcomes, lower health care costs and improve patient satisfaction with care. With substantive industry interest and popular media coverage, the success...

What Types Of Hospitals Have High Charge-To-Reimbursement Ratios?

Recently, the Centers for Medicare & Medicaid Services (CMS) released the average value of hospital billed charges and their corresponding Medicare reimbursed rates for the 100 most common diagnosis related groups (DRGs). The release included data for each Medicare-eligible hospital with...

Continued Growth Of Public And Private Accountable Care Organizations

On January 10, 2013 the Centers for Medicare & Medicaid Services (CMS) announced that 106 Accountable Care Organizations (ACOs) will join the Medicare Shared Savings Program (MSSP). CMS reports that this brings the total number of MSSP ACOs to “more than 250” and that they cover up to 4...