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Dr. Spann

Stephen J. Spann, M.D., M.B.A.

Vice President for Medical Affairs and Founding Dean of the College of Medicine

Stephen J. Spann, a family physician leader, educator and researcher, is currently Founding Dean of the new College of Medicine and Vice-President for Medical Affairs at the University of Houston. Dr. Spann has dedicated his career to improving health and health care around the world by training future health care professionals, contributing to the scientific knowledge base of primary care, leading medical school faculty, physician medical groups and hospital medical staffs, and striving to practice excellent, evidence-based family medicine.

Dr. Spann has been active in the development of the specialty of Family Medicine both in the United States and abroad.  He has served as a member of the Commission on Public Health and Scientific Affairs, the Task Force on Clinical Policies, and as member and chair the Commission on Clinical Policies and Research and the Task Force to Enhance Family Practice Research, of the American Academy of Family Physicians (AAFP). He served as a member of Task Force 1, and chaired Task Force 6 of the Future of Family Medicine Project, focusing on the development of the New Model of Family Medicine practice, now known as the Patient Centered Medical Home, and the development of financial models to predict its success. He served as the lead consultant to the AAFP planning process to develop a national practice resource center to support the implementation of the New Model, resulting in the development of Transformed, a subsidiary of the AAFP.  He has served as a consultant to medical schools, residency programs, ministries of health, and health care delivery systems in many countries, focusing on primary care training program and clinical practice development and implementation.

Dr. Spann served as Chief Medical Officer of Tawam Hospital, a 460 bed tertiary care teaching facility in Al Ain, United Arab Emirates, which is managed by Johns Hopkins Medicine International, and as senior advisor on primary care and academic affairs to SEHA, the Abu Dhabi Health Services Company,  from December 2012 through May 2015.  Previously, he served as Professor and Chairman of the Department of Family and Community Medicine at Baylor College of Medicine in Houston, Texas from April 1997 to November 2012.  He served as Senior Vice-President and Dean of Clinical Affairs of that institution from November 2008 through September 2012.   He was previously Professor and Chairman of the Department of Family Medicine at the University of Texas Medical Branch in Galveston, Texas (1990-1997), a member of the faculty and Vice-Chairman of the Department of Family Medicine at the University of Oklahoma College of Medicine (1982-1990), and a member of the voluntary clinical teaching faculty of the Department of Family Medicine, Wake Forest Bowman Gray School of Medicine (1979-1982).  Prior to entering fulltime academic medicine, Dr. Spann spent four years practicing rural family medicine in Arkansas and North Carolina.

A graduate of Baylor University and Baylor College of Medicine, Dr. Spann completed his residency training in Family Medicine at Duke University Medical Center, and received the M.B.A. degree from the University of Texas at Dallas.  He and his wife Nancy have two married children and four grandchildren, who live in Texas.

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Dr. Buck

David Buck, M.D., M.P.H.

Associate Dean for Community Health

David S. Buck, M.D., M.P.H., is an Associate Dean for Community Health at the University of Houston’s College of Medicine, Clinical Professor at the UT McGovern Medical School and Professor (Adjunct) at University of Texas School of Public Health – Houston: Management, Policy and Community Health Division and Rice University’s Department of Sociology. He was Professor at Baylor College of Medicine's Department of Family & Community Medicine for 21 years. He began working with the underserved developing medical and dental clinics for the indigent population in Houston in 1984 after working with Mother Teresa in Calcutta, India. In 1999, he founded Healthcare for the Homeless—Houston. He co-founded Doctor's for Change and served as its Chair from 2006-8. He founded the Houston-Galveston Albert Schweitzer Fellowship Program in 2007 and served as its chair 2007-2016. He served on the founding board and later as Chair of the International Street Medicine Institute from 2010-2012. He served on the Consumer Operated and Oriented Plan Advisory Board at the request of the U.S. Secretary of Health and Human Services 2010-2012.

Dr. Buck currently leads the Patient Care Intervention Center, a nonprofit that leverages community-wide care coordination and technology to deliver resources to patients with complex social and medical needs. Additionally, Dr. Buck continues to serve as a practicing physician, including medical street outreach. 

Dr. Buck is the recipient of many awards and honors including: 2018 honorary degree from Colorado College, the 2013 American Academy of Family Physicians (AAFP) Public Health Leader National Award, the 2012 Texas Academy of Family Physicians (TAFP) Public Health Leader Award, 2011 St. Luke's Episcopal Charities Community Health Leadership Award, and 2010 University of Texas School of Public Health Leadership Luminary in Public Health.

Dr. Buck’s work was featured in 2012 at the First Lady's Luncheon hosted by the Congressional Club to honor First Lady Michelle Obama in Washington D.C. He has authored many peer reviewed publications. He currently serves on the boards of the Houston-Galveston Schweitzer Fellows Program (Chair emeritus) and Health Care for Special Populations.

Dr. Bush

Ruth Bush, M.D., J.D., M.P.H.

Associate Dean for Medical Education

Prior to Dr. Bush’s appointment of Associate Dean for Medical Education and Professor at the University of Houston College of Medicine, she served as a tenured professor at Baylor College of Medicine in the Departments of Medicine and Surgery and also served as a tenured professor at Texas A&M College of Medicine in the Department of Surgery. She was also the deputy director of the Center for Innovations in Quality, Effectiveness and Safety at the Michael E. DeBakey Veterans Affairs Medical Center in Houston, Texas where she oversaw scientific program operations and research of 200 faculty and staff. Dr. Bush is actively involved in medical education at the University of Houston College of Medicine in addition to her duties as Associate Dean.  She also holds a position in the practice of vascular surgery and teaching of residents and medical students at the Central Texas Veterans Health Care System in Temple, TX. Dr. Bush also holds a Masters in Public Health and, in addition, to being an accomplished physician and medical educator, has a law degree.

Dr. Bush is a member of many prestigious professional organizations. She is a Fellow of the American College of Surgeons, the Society for Vascular Surgery, the American Surgical Society, Vascular and Endovascular Surgery Society, the Association of VA Surgeons, the Association of Women Surgeons and the Harris County Medical Society, to name but a few. She is a Past President of the Vascular and Endovascular Surgery Society and currently serves as a Vascular Surgery oral examiner for the American Board of Surgery. 

Dr. Bush has authored over 153 peer-reviewed articles, 34 book chapters and is currently a member of the Editorial Board of five prestigious medical journals. She has been an Invited Faculty Member for both national and international programs on more than 200 occasions.

Dr. Horn

Kathryn Horn, M.D.

Associate Dean for Student Affairs, Admissions and Outreach

Dr. Horn joined the University Of Houston College Of Medicine in July 2018 as the Associate Dean for Student Affairs, Admissions and Outreach. She relocated to the University of Houston after a 29 year career at Texas Tech University Health Sciences Center El Paso Paul L. Foster School of Medicine.

Dr. Horn served Texas Tech University HSC El Paso as the Associate Dean for Student Affairs for Paul L. Foster SOM for 11 years and the Assistant Vice President for Student Services for TTUHSC El Paso for 3 years.

Dr. Horn is a Clinical Professor in the Department of Clinical Sciences at UH COM. She is involved in developing the admissions process, outreach programs and student affairs programs for the planned college of medicine.

Dr. Horn received her MD degree from Baylor College of Medicine in Houston and completed a residency in Family Medicine at TTUHSC El Paso. She completed a fellowship in academic medicine and was selected as a fellow in ELAM – Executive Leadership in Academic Medicine.