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Arun Sharma has more than 20 years of experience providing expert economic analyses in various settings to both in-house and outside counsel, industry clients, and government agencies. Mr. Sharma has provided expert testimony in writing, in deposition, and at trial.

Mr. Sharma has provided expert economic analyses on pharmaceutical pricing and markets, health plan coverage and reimbursement disputes, healthcare mergers, healthcare market power analysis, health plan network issues, plan-provider disputes, provider pricing, sampling, class certification issues, injunction issues, patent valuations, commercial success, market manipulation, damages assessment, environmental contamination, contract disputes, and other economic issues. Mr. Sharma has provided expert services in the context of Employee Retirement Income Security Act (ERISA), False Claims Act, antitrust litigation, government merger review, California Unfair Competition Law, Inter Partes Review, and other legal frameworks.


MA, Economics, University of Maryland

BA, Economics, Denison University


Mr. Sharma shares his thoughts about learning the industry inside-out and how he has capitalized on that knowledge in recent testimony.

Selected Work

Selected Experience

  • In Sake TN, LLC and Seanache Homes, Inc. v. Patrick Moss, IRA Innovations, LLC, Mary M. Wester (USDC for the Middle District of Tennessee), serving as a testifying expert on issues related to class certification and damages methodology.

  • In Purdue Pharma et al. v. Accord Healthcare (US District Court for the District of Delaware), serving as a testifying expert on commercial success as an objective indicator of patent non-obviousness. 
  • In Florida Emergency Physicians et al. v. Celtic Insurance Company (Florida Circuit Court), served as a testifying expert on the economics of healthcare prices and the determination of usual, customary, and reasonable (UCR) rates.
  • In Ronald Emilio Reyna v. Celtic Insurance Company (US District Court for the Southern District of Florida), served as a testifying expert on the economics of healthcare prices and the determination of UCR rates.
  • In RTI Surgical, Inc. v. LifeNet Health, on behalf of patent owner, served as a testifying expert on commercial success as an objective indicator of patent non-obviousness in an Inter Partes Review (IPR) challenge to the validity of certain LifeNet Health patents.
  • Retained as expert on behalf of health plans in multiple matters involving alleged improper out-of-network reimbursements.
  • Provided consulting advice on potential antitrust risks to several clients evaluating hospital mergers in Louisiana, California, Pennsylvania, Florida, and other states.
  • In Sandoz Inc. and Raregen, LLC v. United Therapeutics Corporation and Smiths Medical ASD, Inc., provided consulting and expert support regarding issues of market definition, market power, competitive effects, and irreparable harm on behalf of United Therapeutics and Smiths Medical in connection with Plaintiffs’ motion for a preliminary injunction to enjoin Defendants from enforcing allegedly exclusionary contracts pertaining to ambulatory infusion pumps used to administer Remodulin® (treprostinil) Injections.
  • Supported testifying experts in Cigna-Express Scripts merger to analyze possible concerns related to horizontal effects of the proposed transaction in markets for PBM services and Medicare Part D insurance.
  • Served as consulting expert and led team supporting testifying expert in an antitrust suit alleging that Blue Cross & Blue Shield of Rhode Island violated state and federal antitrust law and illegally interfered with contractual relations in an attempt to block Steward’s acquisition of Landmark Medical Center.
  • In United States ex rel. Jack Chin v. CVS Pharmacy, Inc., on behalf of CVS Pharmacy, supported the testifying expert on damages in connection with alleged FCA violations associated with alleged kickbacks in the form of prescription-transfer gift cards provided to beneficiaries of certain federal and state health insurance programs.
  • In In re WellPoint, Inc. Out-of-Network “UCR” Rates Litigation, provided consulting services to defense counsel. Also led the team that supported the expert on economic issues associated with class certification, including ascertainability of the putative classes, identification and measurement of economic harm, and reliability of class-wide damages methodologies on behalf of defendant WellPoint.  

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