TMF Board & Management

TMF Board of Trustees

The board of trustees is comprised of physicians elected from the TMF membership, non-physicians and consumer (Medicare) beneficiary representatives.

Number of Members

The TMF Board of Trustees has 18 members, comprised of:

  • 6 Doctors of Medicine
  • 2 Doctors of Osteopathy
  • 2 Consumer (Medicare) beneficiary representatives
  • 7 Business and health care professionals
  • 1 Immediate Past Chair
Length of Appointment

Trustees are elected for three-year terms and no person may serve more than six years.  TMF may exempt up to three members from the six year term limit.


Elections are held annually at the time of the TMF Annual Membership Meeting, which is set by the board. Each year, approximately one-third of the governing body is elected.

TMF Board of Trustees, 2017-2018

John C. McDonald, DO, FACOI, Longview, Texas (Chair)

Gary Floyd, MD, Roanoke, Texas (Vice Chair)

James Humphrey, CPA, Houston, Texas (Secretary/Treasurer)

Timothy Graves, MSSW, Austin, Texas (Officer-at-Large)

Steven Gates, DO, FACOI, Corpus Christi, Texas (Immediate Past Chair)

Marilyn Pattillo, PhD, RN, Austin, Texas (Representative to the Executive Committee)

J. Nile Barnes, Pharm. D., Dripping Springs, Texas

Dee Margo, BA, El Paso, Texas

Kevin H. McKinney, MD, Galveston, Texas

Melissa Rowan, MSW, Austin, Texas

Erick Santos, MD, PhD, Corpus Christi, Texas

Russ Stromberg, MBA, Moorpark, California

Michael P. Sullivan, MBA, CPA, Lubbock, Texas

Gayle Lucas Semtner, M.Ed., Oklahoma City, Oklahoma

Ronald S. Walters, MD, MBA, MHA, Houston, Texas

TMF Board Compensation

Trustees are compensated $1,000 for trustee and executive committee meetings for their time spent at the meeting, in preparation for the meeting, and for their time spent traveling to and from the meeting. Trustees are compensated for telephone conference call meetings of the trustees and/or executive committee at the rate of $125 per hour with a minimum of $125 per call. The chair is compensated $1,700 per month for the additional time and resources required of this individual.

Affiliations: No member of the TMF Board of Trustees is affiliated with TMF in any other capacity than their board service.

TMF Certificate of Formation, Bylaws and IRS Form 1023

TMF's Certificate of Formation, Bylaws and the IRS Form 1023 are available upon request.