G. Thomas Sullivan

G. Thomas Sullivan: Attorney with Cabaniss, Johnston, Gardner, Dumas & O'Neal LLP AV stamp icon
Attorney Awards


Since the early 1990s, Tom Sullivan’s practice has primarily involved representation of healthcare providers. He is listed in Best Lawyers in America in the categories of Health Care Law, Corporate Law and Insurance Law. He serves as counsel for a Medicaid managed care organization which operates a portion of the Medicaid program in Alabama pursuant to a §1915(b) waiver and is owned and operated by Birmingham area hospitals. He has served as counsel for a number of physicians and surgeons in contract and corporate matters, ambulatory surgery center transactions and defense of professional licensure and disciplinary proceedings. He has applied experience gained as a prosecuting attorney to healthcare clients in actions asserted against them under the False Claims Act.

He serves as counsel to a §501(c)(3) provider which owns and operates multiple LTCH, skilled nursing and assisted living facilities around Alabama. He represents an acute care hospital owned by a local Health Care Authority in physician contracting and relations with its medical staff. He has served as principal external counsel for a 501(c)(3) healthcare organization with multiple hospitals in the Birmingham area in transactions and joint ventures, representing the interest of the corporation in bond financings and advising the corporation with respect to its compliance program. He represents two faith based non profit hospital systems in Alabama, as well as several community hospitals, in various State and local tax matters.

His practice has also involved negotiating, drafting and closing business transactions, as well as related litigation involving contract based claims. During his career, he has appeared on behalf of clients in arbitrations or trials in Tennessee, New York, New Jersey, Pennsylvania, Arizona, Minnesota, Ohio, Illinois, Wisconsin, Texas and Oklahoma in addition to Alabama.

He also serves on the commercial arbitration panels of the American Health Lawyers Association and the American Arbitration Association and regularly serves as an arbitrator of healthcare related disputes around the Southeast.

He is a member of the Faculty of the American College of Healthcare Executives and a member of the American Health Lawyers Association. He serves as Chairman of the AHLA Dispute Resolution Service Council, which is the seven person body which oversees the AHLA Dispute Resolution Service. He is a member of the Birmingham Bar Association and served for a number of years on its professional disciplinary committee, as well as the Ethics and Fee Arbitration Committees at other points during his career. He is also a member of the Board of Directors of the Jefferson County Committee for Economic Opportunity, the corporation which administers the Head Start program in Birmingham and Jefferson County. He is admitted to practice in State and Federal courts in Alabama, the Eleventh Circuit Court of Appeals and the Supreme Court of the United States.

Areas of Practice (4)

  • Health Care Law
  • Corporate Practice
  • Related Litigation
  • Insurance Law

Education & Credentials

Contact Information:
205-716-5256  Phone
205-716-5389  Fax
Mailing Address:
P.O. Box 830612, Birmingham, AL 35203-4804
University Attended:
Emory University, B.A., 1974
Law School Attended:
Cumberland School of Law of Samford University, J.D., 1977; Alabama, University of, LL.M., Taxation, 1996
Year of First Admission:
1977, Alabama; 1997, U.S. Court of Appeals, Eleventh Circuit; 1980, U.S. District Court, Northern, Middle & Southern Districts of Alabama; 1983, U.S. Supreme Court
Birmingham (Member: Grievance Committee; Ethics Committee; Fee Arbitration Committee) and American Bar Associations; Alabama State Bar (Member, Taxation Section); American Arbitration Association (Member: Panel of Arbitrators; Alabama Advisory Council); American Health Lawyers Association.
Birth Information:
Ashland, Kentucky, September 2, 1952

Peer Reviews

  • 5.0/5.0
  • A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

*Peer Reviews provided before April 15, 2008 are not displayed.

Birmingham, Alabama

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