Dionne C. Lomax

Managing Director, Antitrust and Trade Regulation

Boston, MA / Washington, D.C.


Dionne Lomax is Managing Director of Antitrust and Trade Regulation at Affiliated Monitors, Inc. (AMI)  Ms. Lomax also teaches Business Law at Boston University’s Questrom School of Business and co-teaches a Health Care Competition seminar at the Boston University School of Law.  Prior to joining AMI, Ms. Lomax dedicated her legal career to analyzing complex business transactions from an antitrust regulatory perspective.

Ms. Lomax represented high-profile clients in various commercial transactions across a wide range of industries for over 20 years.  She was a Partner in the Washington, D.C. office of Mintz Levin, where her antitrust work included representing large health systems, major medical associations, large multi-specialty physician groups, pharmaceutical companies, and medical device manufacturers in connection with mergers and acquisitions, joint ventures, and other commercial arrangements.  She was also a Partner in the Washington, D.C. office of Vinson & Elkins LLP, where she represented clients before the U.S. Department of Justice, Federal Trade Commission, and various State Attorneys General in connection with . . . View Full Bio

News & Media

Dionne Lomax AHLA Panel Promotion

Dionne Lomax will be a panelist at AHLA’s Virtual Health Care Transactions Conference: Health Antitrust Enforcement and the New Administration — Apr. 14 @ 1:30ET

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This program is a unique opportunity to learn the latest commercial developments, strategies and deal forecasts from noted experts. Gain insight into the business and legal issues involved in contemporary…

Dionne Lomax Shares Her Expertise on Insights@Questrom — “Hospital Forecast for 2021″

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Many hospitals have been struggling throughout the pandemic, having had to shut down other wings to keep COVID patients safe. Should we expect any hospitals merging to stay afloat? Any…

Affiliated Monitors, Inc.’s Dionne Lomax Recognized as one of Boston University’s Unsung Heroes

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A year ago this week, Boston University made the unprecedented announcement that it was shutting down dorms and sending students home as the COVID-19 pandemic surged in Boston. As the…

Dionne Lomax, Lisl Dunlop, and Steve Vieux join the AHLA Antitrust Practice Group Podcast: “A Look at the Recent DOJ Complaint in U.S. v. Geisinger, Part 2”

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In this follow-up podcast from last October, AMI's Dionne Lomax speaks to Lisl Dunlop and Steve Vieux about the U.S. v. Geisinger Health and Evangelical Community Hospital case. The speakers…