John R. Phillips
Mr. Phillips was a driving force in the passage of the False Claims Act Amendments in 1986, which turned the Civil War law into the heralded fraud-fighting tool we know today. He served as US Ambassador to Italy for four years.
Mary Louise Cohen
Ms. Cohen, a founding partner of Phillips & Cohen LLP, has been called the “queen of qui tam” and recognized as one of the “500 Leading Lawyers in America” and “a legend for creating [the] qui tam/whistleblower practice.”
Erika A. Kelton
An internationally recognized whistleblower lawyer, Ms. Kelton’s cases have recovered billions. She has represented whistleblowers in record qui tam cases and won for a client one of the largest SEC whistleblower rewards. She has been named “Whistleblower Lawyer of the Year,” as well as one of the “500 Leading Lawyers in America.
Peter Wilson Chatfield
With more than two decades of experience representing whistleblowers, Mr. Chatfield has achieved significant results for his clients, particularly in healthcare fraud cases. His work was included in National Law Journal’s recognition of Phillips & Cohen as “Elite Trial Lawyers.”
Colette G. Matzzie
Ms. Matzzie is consistently named one of the “500 Leading Attorneys in America” by Lawdragon. Her whistleblower cases against healthcare companies and government contractors have helped return hundreds of millions of dollars back to US and state treasuries.
Claire M. Sylvia
As the author of a widely cited treatise on the False Claims Act, Ms. Sylvia is a thought leader in the qui tam bar. Her views on whistleblower laws are sought by federal and state legislators as well as the news media. She has had many successful cases against defense contractors and healthcare providers.
Stephen S. Hasegawa
Mr. Hasegawa is recognized as one of the “500 Leading Lawyers in America” by Lawdragon, and his work on behalf of whistleblowers placed the firm on the National Law Journal’s “Elite Trial Lawyers” list.
Jeffrey W. Dickstein
As an Assistant US Attorney in the Southern District of Florida, Mr. Dickstein investigated and prosecuted numerous Medicare fraud cases against hospitals, health systems and doctors. He has been recognized for his work by several awards, including one from the US Justice Department for a whistleblower case involving 500 hospitals.
Sean X. McKessy
Mr. McKessy was the first Chief of the SEC Office of the Whistleblower and the principal architect of the SEC whistleblower program. Under his leadership, the whistleblower program achieved unprecedented success in record time and established itself as an aggressive advocate for whistleblowers.
Edward H. Arens
Mr. Arens has represented clients under the qui tam, SEC, and IRS whistleblower programs including one whistleblower case that returned over $108.75 million lost to fraud in connection with the Iraq War and another that recovered $95.5 million lost to fraud related to California’s Medicaid expansion.
Amy L. Easton
As a former DOJ Senior Trial Counsel for 12 years, Ms. Easton investigated and prosecuted many significant healthcare fraud cases, including one involving more than 500 hospitals that settled for $282 million. She is a recipient of the Dept. of Justice’s Special Commendation Award.
Mr. Ehrman was the Director of the CFTC’s Whistleblower Office from 2013 until 2023. In addition, he served in the SEC’s Division of Enforcement as Assistant Director and in various other roles for 14 years. Under his leadership at the CFTC, the whistleblower program achieved unparalleled success—with whistleblower awards totaling nearly $330 million and monetary sanctions from whistleblower tips exceeding $3 billion.
Dr. Peter P. Budetti
Known as the “anti-fraud czar,” Dr. Budetti served as a deputy administrator at the Centers for Medicare and Medicaid Services. He is a physician as well as a lawyer and has exceptional expertise in Medicare and Medicaid fraud.
Bruce A. Cohen
As former chief counsel and staff director for the Senate Judiciary Committee, Mr. Cohen has been described as “one of the most influential lawyers on Capitol Hill.”
A former Assistant US Attorney and Fulbright Scholar, Mr. Zoglin has represented whistleblowers whose cases have recovered millions from hospitals, skilled nursing facilities and pharma companies.
As an Assistant US Attorney for the District of Vermont, Mr. Foster investigated and prosecuted numerous healthcare fraud cases and white collar crimes. His work resulted in record-breaking recoveries and has been recognized with numerous awards, including the National Law Journal’s “Rising Star Award,” and several of the Department of Justice’s highest honors.
Mr. Smith has worked on many whistleblower cases, including significant cases against healthcare giant HCA and Medtronic Spine. He manages and assists in the development of new whistleblower cases for Phillips & Cohen.
Mr. Collins is skilled in handling whistleblower cases involving large, complex data-sets and those involving software fraud.
Ms. Stabile represents whistleblowers in qui tam cases under the False Claims Act as well as whistleblower claims with the Securities and Exchange Commission and the IRS.
John W. Tremblay
Mr. Tremblay, a graduate of Berkeley Law at the University of California, works on whistleblowers cases brought under the False Claims Act and the SEC and CFTC whistleblower programs.
Samuel E. Brown
Mr. Brown, a magna cum laude graduate of the University of Michigan Law School, represents whistleblowers in qui tam cases as well as whistleblower claims with the Securities and Exchange Commission and the Commodity Futures Trading Commission.
Phillips & Cohen associate Dennis Blumenfeld uses his expertise in consumer protection investigations and securities fraud on behalf of Phillips & Cohen’s whistleblower clients.