William T. Mathias


Visiting, or interacting with, this website does not constitute an attorney-client relationship. Although we are always interested in hearing from visitors to our website, we cannot accept representation on a new matter from either existing clients or new clients until we know that we do not have a conflict of interest that would prevent us from doing so. Therefore, please do not send us any information about any new matter that may involve a potential legal representation until we have confirmed that a conflict of interest does not exist and we have expressly agreed in writing to the representation. Until there is such an agreement, we will not be deemed to have given you any advice, any information you send may not be deemed privileged and confidential, and we may be able to represent adverse parties.


Bill Mathias advises healthcare companies on complex fraud and abuse and Stark Law issues.  He draws on over two decades of experience to address thorny healthcare regulatory questions.  He regularly assists clients with internal and government investigations and corporate compliance matters.

Bill is a recognized leader on compliance with the federal Anti-Kickback Statute (AKS), the Stark Physician Self-Referral Law, the Eliminating Kickbacks in Recovery Act (EKRA) and the federal Civil Monetary Penalty regulations. He helps healthcare companies and investors evaluate opportunities by identifying legal and compliance risks and then assists in developing transaction structures that mitigate those risks.

Read More


American Health Law Association — Fraud & Abuse Practice Group, Vice Chair (2008–2014), Advisory Opinion Task Force (2004–2008); Mentoring Program; Public Interest Contributor

American Bar Association — Health Law Section: Co-Chair, Planning Committee, Emerging Issues in Healthcare Law Conference (2022-present); Vice Chair, Planning Committee, Emerging Issues in Healthcare Law Conference (2017–2022); and Vice Chair, Business & Transactions Interest Group (2009-2012)

Maryland State Bar Association

Serjeants Inn Law Club

U.S. Court of Appeals, Fourth Circuit Judicial Conference

Legal Aid Bureau —Young Lawyers Division, Past Board Member