Sabrina Marquez

Before joining Baker Donelson, Ms. Marquez served as a judicial intern for the Honorable Douglas R. M. Nazarian in the Court of Special Appeals of Maryland.

• Represented numerous health care providers and entities in state and federal civil and criminal investigations nationwide involving alleged violations of state and federal False Claims Acts and the Anti-Kickback Statute, while conducting parallel internal investigations into the same.

• Assisted in the defense of municipalities concerning constitutional claims including 42 U.S.C. 1983 actions, and co-chaired two federal jury trials that required numerous witness interviews, depositions, and examinations.

• Conducted an internal investigation for an accreditation provider related to HIPAA concerns. The investigation included numerous witness interviews, legal and policy analysis, and preparation of a confidential report for the client with key investigative findings and recommendations.

• Assisted in the defense of a major domestic automotive manufacturer in a putative class action in the Central District of California involving allegations of defective exhaust manifolds in best-selling trucks. Participated in drafting the motion to dismiss, which was granted in its entirety.

• Assisted in the defense of a major domestic automotive manufacturer in a putative class action in the Eastern District of Michigan involving allegations of defective shifter bushings in a series of vehicles. Participated in drafting the motion to dismiss, which was granted in its entirety on prudential mootness grounds.

• Selected to Maryland Rising Stars (2025)

• "Shifting Priorities: DOJ's Formation of the Market, Government, and Consumer Fraud Unit" (August 2025)
• "Shifting Priorities: DOJ's New Approach to White Collar Enforcement," republished in The Legal Intelligencer (May 2025)
• "U.S. Supreme Court Declares SEC's Action for Civil Money Penalties Unconstitutional, Upending Administrative Enforcement Powers" (July 2024)
• "Soothing Range Anxiety: Tips for EV Manufacturers and Sellers" (July 2023)
• "Private Equity in the Crosshairs: Administration Continues to Raise Questions Over Role of Private Equity in Long Term Care," republished March 13, 2023, in McKnight's Long-Term Care News (February 2023)
• "Protected Activity? Think Again.," republished in the Daily Business Review (October 2022)

• 22 Baker Donelson Attorneys Named to 2025 Maryland Super Lawyers List (December 19, 2024)
• Baker Donelson Adds 46 New Associates Firm-Wide (October 31, 2022)