McDonald, John P.

John P. McDonald




John McDonald is Co-Chair of the Firm's Litigation Department and Co-Chair of the Firm’s Administrative and Regulatory Practice Group. He has tried cases in both State and Federal Courts throughout the United States. He has over thirty years of complex litigation experience on a range of issues with a particular focus on pharmaceutical False Claims Act and Qui Tam litigation including government investigations regarding pharmaceutical pricing, marketing, promotion and regulatory issues. His broad experience also includes general business litigation, antitrust litigation, intellectual property litigation, employment litigation, lender liability and debt collection, products liability, and landlord/tenant litigation. A well-regarded member of the Firm's Litigation Department, he also provides service for clients through Alternative Dispute Resolution, including mediation and arbitration.

Representative Experience

  • National counsel for a distributor in litigation stemming from the impacts of the opioid crisis
  • Represent pharmaceutical companies (brand and generic) in Medicaid Fraud claims brought by the United States and State Attorney Generals in state and federal court cases throughout the United States
  • Represent branded pharmaceutical company in Medicaid Fraud claim brought by the Texas Attorney General alleging misbranding, illegal kickbacks and off-label promotion
  • Represent branded pharmaceutical company in in qui tam suits under the False Claims Act alleging off-label promotion and illegal kickbacks
  • Represent pharmaceutical companies (brand and generic) in Civil Investigative Demand discovery initiated by the United States and various State Attorneys General
  • Represent international companies in antitrust in Civil Investigative Demand discovery initiated by State Attorneys General
  • Represent national banks in lender liability actions pending in state court, Federal District Court and Bankruptcy Adversary proceedings
  • Represent construction auditor in Federal District Court in case alleging breach of contract, defamation, tortuous interference and violations of the Lanham Act
  • Represent property owners in dispute regarding the constitutionality of taxes imposed by local flood control district
  • Represent the manufacturer of industrial equipment in a products liability action involving the severance of the injured party's legs
  • Represent escrow agent/attorney in alleged securities fraud and legal malpractice action

Professional History

  • Partner, Locke Lord LLP
  • Legal Intern, Honorable Thomas R. Brett, United States District Judge for the Northern District of Oklahoma (1987 - 1988)

Professional Affiliations and Recognitions

  • Member, American Bar Association, Litigation Section
  • Member, American Health Lawyers Association
  • Member, Dallas Bar Association
  • Fellow, Texas Bar Foundation
  • Fellow, Dallas Bar Foundation
  • Named, The Best Lawyers in America, Commercial Litigation (2013-2020)
  • AV® Rated (Pre-Eminent) by Martindale-Hubbell