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Primary Care Providers Win Challenge of CMS Interpretation of Enhanced Payment Law

With the help and support of the Tennessee Medical Association, 21 Tennessee physicians of underserved communities joined together and retained Bass, Berry & Sims to file suit against the Centers for Medicare & Medicaid Services to stop improper collection efforts. Our team, led by David King, was successful in halting efforts to recoup TennCare payments that were used legitimately to expand services in communities that needed them. Read more

Tennessee Medical Association & Bass, Berry & Sims

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Thought Leadership

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Thought Leadership Spotlight

Download the Healthcare Fraud & Abuse Review 2017, authored by Bass, Berry & Sims

The Healthcare Fraud & Abuse Review 2017 details all healthcare-related False Claims Act settlements from last year, organized by particular sectors of the healthcare industry. In addition to reviewing all healthcare fraud-related settlements, the Review includes updates on enforcement-related litigation involving the Stark Law and Anti-Kickback Statute, and looks at the continued implications from the government's focus on enforcement efforts involving individual actors in connection with civil and criminal healthcare fraud investigations.

Click here to download the Review.

Bass, Berry & Sims Elects Five New Members

January 13, 2016

Nashville, Tenn., (January 13, 2016) - Bass, Berry & Sims PLC is pleased to announce the election of five new members in the firm: Annie T. Christoff, Jason S. Lewallen, Philip M. Lewis, R. Gregory Parker and Shelley R. Thomas.

"It is my pleasure to announce that the firm has elected these five new members. Each of these individuals has distinguished themselves in very significant ways, and they are all outstanding attorneys. The firm is proud to reward their work with this promotion," said Todd Rolapp, the firm's managing partner.

Annie T. Christoff (Memphis) – Christoff concentrates her practice in complex business, securities and patent litigation. She represents clients in traditional business litigation, intellectual property litigation, securities litigation and arbitration, and commercial disputes. Christoff earned her J.D., magna cum laude, from Georgetown University Law Center (2007) and a B.A., cum laude, from Tulane University (2000).

Jason S. Lewallen (Nashville) – Lewallen advises both public and private companies on real estate, finance and general commercial law matters. He works closely with his clients throughout all aspects of their transactions, with a focus on helping them achieve the desired business objectives in a practical, timely and cost-effective manner. Lewallen obtained his J.D., summa cum laude, from the University of Tennessee College of Law (2007) and a B.S., magna cum laude, from Tennessee Technological University (2002). 

Philip M. Lewis (Memphis) – Lewis represents business entities in connection with mergers and acquisitions, capital markets transactions, joint ventures and other tax and corporate matters. He received his LL.M. in Tax from New York University School of Law (2008) and his J.D. from Vanderbilt Law School (2007). Lewis earned his M.Acc. from Rhodes College (2004) and his B.B.A. from Southern Methodist University (2002). In addition, Lewis is a Certified Public Accountant.

R. Gregory Parker (Nashville) – Parker counsels technology companies on the procurement and enforcement of intellectual property rights. He focuses on patent, trademark, trade secrets, and copyright litigation, representing clients in a diverse range of technologies in intellectual property disputes across the country. Parker obtained his J.D., cum laude, from Notre Dame Law School (2006) and his B.A., cum laude, from Vanderbilt University (2003). 

Shelley R. Thomas (Nashville) – Thomas represents clients in the development, commercialization, transfer and protection of intellectual property assets. She advises clients on intellectual property and technology issues related to mergers and acquisitions, license agreements and other transactions. Thomas earned her J.D. from Emory University School of Law (2008) and her B.A., summa cum laude, from Vanderbilt University (2004).

Bass, Berry & Sims PLC is a professional limited liability company rather than a partnership. Professional limited liability companies have 'members' instead of 'partners.'

About Bass, Berry & Sims PLC
With more than 220 attorneys representing numerous publicly traded companies and Fortune 500 businesses, Bass, Berry & Sims has been involved in some of the largest and most significant litigation matters and business transactions in the country. For more information, visit

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