Jonathan Phillips is a partner in the Washington, D.C. office of Gibson, Dunn & Crutcher, where he is a member of the firm’s litigation department and Co-Chair of the False Claims Act/Qui Tam Defense Practice Group. A former DOJ Trial Attorney, his practice focuses on FDA and health care enforcement, compliance, and litigation, as well as other white collar enforcement matters and related litigation. Mr. Phillips has substantial experience representing health care, pharmaceutical, and medical device clients in civil and criminal enforcement actions by the Department of Justice, Food and Drug Administration, Department of Health and Human Services Office of Inspector General, State Attorneys General, and other federal and state agencies, as well as related whistleblower litigation.

He has particular experience representing clients in health care enforcement matters brought under the False Claims Act, the Anti-Kickback Statute, the Stark Law, and the Federal Food, Drug, and Cosmetic Act, and their state analogues on a wide variety of theories. He also regularly counsels clients on health care fraud and abuse compliance matters, including Corporate Integrity Agreement implementation and compliance, and conducts related internal investigations and risk assessments. Mr. Phillips also has extensive experience defending government contractors and their affiliates in government investigations under the False Claims Act and related breach-of-contract theories, and in related government and whistleblower litigation.

Prior to joining Gibson, Dunn & Crutcher, Mr. Phillips worked as a Trial Attorney in the Civil Division, Fraud Section of the U.S. Department of Justice, where he investigated and prosecuted allegations of fraud against the United States under the False Claims Act and related statutes. His work at DOJ included handling a variety of health care enforcement cases including allegations of pharmaceutical and device fraud, such as off-label promotion, adulterated products, and Anti-Kickback Statute violations, as well as a variety of other types of alleged Medicare and Medicaid provider fraud. Mr. Phillips also investigated and tried cases involving bid rigging and other allegations of fraud by government contractors while at DOJ.

Previously, Mr. Phillips was an associate at a law firm in Washington, D.C., and served as a law clerk for Judge J. Curtis Joyner of the U.S. District Court for the Eastern District of Pennsylvania.

Mr. Phillips received his law degree from the University of Pennsylvania, where he was a Senior Editor of the University of Pennsylvania Law Review, co-chair of the Moot Court Board, and an Arthur Littleton & H. Clayton Louderback Legal Writing Instructor. Mr. Phillips earned his undergraduate degree from the University of Pennsylvania.