Donor Registry
Management Team
Samuel M. Holtzman III
President and Chief Executive Officer
Teresa Shafer, RN, MSN, CPTC
Executive Vice President and Chief Operating Officer
Charles Van Buren, M.D.
Executive Vice President and Chief Medical Officer
Patricia Rubin, CPA
Vice President and Chief Financial Officer
Kimberly Davis, RN, CPTC
Managing Director of Hospital Services, Southeast Region
Janice Whaley, MPH, CPTC, CTBS
Managing Director of Clinical Operations, Southeast Region
Ron Ehrle, RN, BSN, CPTC
Managing Director, North Region
Jan Barnett, BS, MA
Managing Director, West Region
Jessica Leibold
Managing Director of Facilities
Carolyn Olivarez, LVN, CPTC
Director of Quality Assurance/Risk Management/Regulatory Compliance
Catherine Burch Graham, APR
Director of Communications
Monique LeFlore, MA
Director of Human Resources
Tina LeVert, RN
Manager, Level I Trauma Programs
Schawnté Williams-Taylor, RN, BSN, CCRN, CPTC
Manager of Organ Recovery Services, Southeast Region
Sergio Manzano, RN, CPTC
Manager of Organ Recovery Services, North Region
Carla Arreola
Communications Center Manager
Medical Directors
Charles Van Buren, M.D., Chief Medical Officer
Burt “Bo” Fowler, M.D.
Stephen Katz, M.D.
Javier A. Lafuente, M.D.
R. Patrick Wood, M.D.
Board of Directors
Brenda Lyon, RN, MSN – Chair
Memorial Hermann Healthcare System, Houston
Barclay Berdan, FACHE
Texas Health Resources, Arlington
Nancy C. Cychol, RN, MSN
Cook Children’s Medical Center, Fort Worth
Joseph DeLeon, MPA
Harris Methodist Fort Worth Hospital, Fort Worth
Burt “Bo” Fowler, M.D.
Member-at-Large, Lubbock
Samuel M. Holtzman III
LifeGift, Houston
Sharyn Ivory, CHE, CPHQ, RT(R)
Covenant Medical Center, Lubbock
Kim Judd, RN, MSN, CNAA, BC
University Medical Center, Lubbock
Richard J. Knight, M.D.
The Methodist Hospital, Houston
David Lopez, FACHE
Member-at-Large, Houston
Edward K. Massin, M.D.
St. Luke’s Episcopal Hospital, Houston
Luis Mieles, M.D.
Memorial Hermann - Texas Medical Center, Houston
Ruth Schiermeyer
Community Representative, Lubbock
Lawrence Schkade, Ph.D.
Community Representative, Arlington
Roberta Schwartz, MHS
The Methodist Hospital, Houston
Roland B. Smith, Ed.D.
Community Representative, Houston
Kristen Turner, RN, MBA
St. Luke’s Episcopal Hospital, Houston
Charles Van Buren, M.D.
The University of Texas - Houston Medical School, Houston
Myrtle Williams, RN, BC, MSN, CNAA, BC
Texas Children’s Hospital, Houston
R. Patrick Wood, M.D.
Member-at-Large, Houston
