David M. Eisenstadt is a nationally known economic expert in the fields of antitrust and industrial organization and has developed particular consulting and testimony expertise in the antitrust and industrial organization analysis of healthcare markets.

Dr. Eisenstadt’s more than forty years of experience includes university teaching and employment as a senior economist at the US Department of Justice Antitrust Division. Since 1984, he has been employed in private economic consulting.

Dr. Eisenstadt has provided expert testimony on issues related to competition in numerous industries, including real estate brokerage services, professional sports, pharmaceuticals, electronics, tobacco products, and healthcare markets. His testimony has included analyses pertaining to mergers, conspiracy, and matters involving monopolization and exclusionary conduct. During his career, he has analyzed several hundred provider mergers at different stages of review. Particular analyses in monopolization cases have included testimony on market definition and alternative forms of conduct including market share discounts, discriminatory access, raising rivals’ costs, staff privilege, essential facility denials, most favored nations agreements, and predation.

Dr. Eisenstadt has made numerous appearances before federal and state antitrust agencies and has testified in federal, state, and administrative courts as an economic expert. He also has testified in numerous non-antitrust commercial litigations, including certificate of need review, trade secret, and other disputes relating to theft of intellectual property; and has computed economic damages in both antitrust and non-antitrust matters.

Dr. Eisenstadt has published articles in the areas of healthcare antitrust, vertical restraints, and the compilation of economic evidence in matters that are reviewed under a truncated rule-of-reason standard.

Employment History

Ankura Consulting Group
Senior managing director, 2018 – 2021

Navigant Economics, Navigant Consulting Inc.
Managing director, 2015 – 2018

Founder and principal, 2018

Microeconomic Consulting and Research Associates, Inc. (MiCRA)
Cofounder and principal, 1991- 2015

ICF Consulting Associates
Senior vice president, 1986-1991

Cornell, Pelcovits & Brenner Economists Inc.
Senior economist, 1984-1986

US Department of Justice, Antitrust Division
Senior economist, 1979-1984

University of Missouri
Assistant professor of economics, 1977-1979

University of Illinois
Graduate teaching assistant, 1973-1977

Areas of Expertise


University of Illinois, Champaign-Urbana

University of Maryland, College Park