CMHC Faculty Members

Faculty of Tarsus Medical Group are leaders in healthcare

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David S. Ludwig, MD, PhD

Boston, Massachusetts

David S. Ludwig, MD, PhD



Dr. Ludwig, described as an “obesity warrior” by Time Magazine, fights for fundamental policy changes to improve the food environment. He is an endocrinologist and researcher at Boston Children’s Hospital, is professor of Pediatrics at Harvard Medical School and professor of Nutrition at Harvard School of Public Health. Dr. Ludwig is the founding director of the Optimal Wellness for Life (OWL) program, one of the country’s oldest and largest clinics for the care of overweight children. For 25 years, Dr. Ludwig has studied the effects of diet on metabolism, body weight and risk for chronic disease – with a special focus on low-glycemic index, low-carbohydrate, and ketogenic diets. He has made major contributions to development of the carbohydrate-insulin model, a physiological perspective on the obesity pandemic.

Education and Training

  • Fellowship, Children's Hospital and Boston Medical Center
  • Residency, Children's Hospital and Boston Medical Center
  • Medical Degree, Stanford University School of Medicine

Professional Highlights

Dr. Ludwig received the E.V. McCollum Award from the American Society for Nutrition in 2008, and the Oded Bar-Or Award from the Obesity Society in 2015. He has published over 200 scientific articles and three books for the public,  and serves as contributing writer for JAMA and editor for the American Journal of Clinical Nutrition.


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