University of California, Riverside

Graduate Medical Education

Clinical Faculty Biographies

Dr. Marc Debay

Health Sciences Associate Clinical Professor - Family Medicine

Dr. Marc Debay

Medical Office

UCR Health Family Medicine Center
555 Tachevah Drive, 2E-107
Palm Springs, Calif. 92262
(844) 827-8000

Academic Office

School of Medicine
University of California, Riverside
Riverside, Calif. 92521
If you are a patient, please do not use this email address.
Contact the medical office by telephone.

Education and Training

  • Residency, Preventive Medicine, Loma Linda University Preventive Medicine Residency, Loma Linda, California
  • Residency, Family Medicine, Glendale Adventist Family Practice Residency. Glendale Adventist Medical Center, Glendale, California
  • Doctor of Philosophy, The Johns Hopkins University Bloomberg School of Public Health, Department of Population Dynamics, Baltimore, Maryland
  • Master of Public Health, The Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland
  • Diploma in Statistics, Epidemiology, and Operations Research Methods, Université Libre de Bruxelles, Ecole de Santé Publique, Belgium
  • Diploma in Tropical Medicine, Institut de Médecine Tropicale d’Anvers, Belgium
  • M.D., Université Libre de Bruxelles, Faculté de Médecine, Belgium
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Dr. Marc Debay, M.D., M.P.H., Ph.D. is an health sciences associate clinical professor of family medicine for the University of California, Riverside School of Medicine and associate director of the UCR Family Medicine Residency Program in Palm Springs.

Debay received his M.D. from the Université Libre de Bruxelles, Faculté de Médecine (Free University of Brussels), Belgium and a master's and a Ph.D. in public health from The Johns Hopkins University Bloomberg School of Public Health. He completed residencies in family medicine at the Glendale Adventist Medical Center and in preventive medicine at Loma Linda University. He is board certified in both family medicine and preventive medicine.

Debay was previously an associate professor in the School of Medicine and in the School of Public Health at Loma Linda University and director of the Primary Care Physicians Services Project, a partnership between the San Bernardino County Department of Public Health and the Loma Linda Faculty Medical Group.

He served as an attending physician in the departments of preventive medicine and family medicine and as a physician in the VA Loma Linda Healthcare System. He also focused on training physicians and other health professionals for primary care research and global health service.

His extensive international public health expertise includes reproductive, maternal and child health, HIV/AIDS and other infectious diseases, behavior change communication, and health systems strengthening. He has broad experience in program design, implementation, and evaluation at the community, district, national and international levels with a variety of government, academic and private organizations. He has served in more than 30 countries in Africa, Asia and the Middle East.

Among his many volunteer activities, he served as faculty advisor and supervisor to the Loma Linda University Street Medicine Outreach, a student-run volunteer medical group providing transitional care to the homeless of San Bernardino. He has also worked with a multitude of international aid organizations such as World Vision International and Doctors Without Borders.

He is a member of several professional organizations, including the American Medical Association, the American Academy of Family Physicians, and the American College of Preventive Medicine and the Society of Teachers of Family Medicine.

He is fluent in both English and French and also speaks Spanish.

Research Interests

His interests include comprehensive patient-centered primary care, program evaluation and quality improvement, and global health education of physicians and other health professionals.


  • Teacher of the Year, Loma Linda Preventive Medicine Residency Program, 2015.
  • Fulbright Scholarship The Johns Hopkins University School of Public Health, 1989-90.

Selected Publications

  • El Rayess F, Filip A, Doubeni A, Wilson C, Haq C, Debay M, Anandarajah G, Heffron W, Jayasekera N, Larson P, Dahlman B, Valdman O and Hunt V. Competencies for family medicine global health fellowships: results of a modified Delphi study. Family Medicine. 2017;49(2):105-3.
  • Eric Pai, Rosanne Thornhill, Ellen Shin, Carolyn Pearce, Marc Debay. Secondary Analysis of 15 Clinical Performance Measures of the Federally Qualified Health Center of a Local Health Department in Southern California. 2017 Western Student Medical Research Forum, January 2017. 
  • Burton D, Trask J, Sandvold I, Amr S, Chaudry SS, Debay M. Integrative Medicine in Preventive Medicine Education: Implementation Analysis. Am J Prev Med. 2015 Nov;49(5 Suppl 3):S241-8. doi: 10.1016/j.amepre.2015.07.026
  • Debay M, Pandit R, Irani C, Heisler M, Jones-Debay K. Final Evaluation of the World Vision India Integrated Programme for Child Health. Loma Linda University Department of Preventive Medicine Distinguished Speaker Series. November 20, 2015.
  • Debay M. Global-Local Education in Southern California: A partnership between San Bernardino County Department of Public Health and Loma Linda University School of Medicine. 2015 Panel presentation, American Academy of Family Physicians Global Health Workshop, Denver. October 4, 2015. Family Medicine Digital Resources Library.
  • Hoover D, Glazer P, Betat D, Wu P, Holloway R, Howe B, Debay M, Neeki M. Emergency services utilization of adult homeless patients in a large public hospital in San Bernardino County, California. 2015 Western Student Medical Research Forum, January 2015.
  • Shank C, Uy J, Miller C, Studer K, Debay M. Cervical Cancer Screening and Treatment at the Malamulo Seventh-Day Adventist Hospital in rural Malawi: A two-year comprehensive review. Panel presentation, American Academy of Family Physicians Global Health Workshop, September 11-13, 2014, San Diego. Family Medicine Digital Resources Library.
  • Badalamenti C, Debay M, Jara E, Baum M, Marie-Mitchell A, Rea B, Claridge J, White B, Wu P, Aney S, Jennings J, Fajardo A, Dysinger W.  Using Nutrition Prescriptions and Promotores to Combat Childhood Obesity: A Formative Evaluation of a Multidisciplinary Approach. Poster presentation, American Academy of Family Physicians Scientific Assembly, September 2013.
  • Debay M, Chung S., Woo D., Petersen F., Ferry L. Tobacco Dependence Treatment at the Loma Linda Veterans Health Administration Medical Center:  A ten-year review of utilization and effectiveness.” Scientific Abstracts Presentations,2012 American College of Preventive Medicine conference, February 22-25, 2012.
  • Wayne Dysinger, James Crounse, Jamie Osborn, Allan Darnell, Hobart Lee, Marc Debay. Global Health Residency Training at Loma Linda University: Capacity Assessment and Options for Family and Preventive Medicine Residents. Panel presentation, American Academy of Family Physicians Family Medicine Global Health Workshop, October 13-15, 2011, San Diego. Family Medicine Digital Resources Library.

More Information 

General Campus Information

University of California, Riverside
900 University Ave.
Riverside, CA 92521
Tel: (951) 827-1012

Department Information

Graduate Medical Education
2608 School of Medicine Education Building

Tel: (951) 827-7669