David Ludwig

David Ludwig, MD, PhD

Senior Physician in Medicine; Director, New Balance Foundation Obesity Prevention Center Director, Optimal Weight for Life (OWL) Program Senior Physician in Medicine; The John Fielding Crigler, Jr. & Mary Adele Sippel Crigler Chair in Pediatric Endocrinology

Professor of Nutrition, Harvard School of Public Health; Professor of Pediatrics, Harvard Medical School

  • Contact: 617-355-7476

Medical Services


  • Nutrition
  • Obesity


  • Endocrinology
  • Medicine


  • Endocrinology Program
  • Optimal Weight for Life (OWL) Program
To schedule an appointment: Request an Appointment

Experience and Education


Medical School

Stanford University School of Medicine, 1990

Stanford, CA

Graduate School

Stanford University School of Medicine, 1988

Stanford, CA

Fellowship, Pediatric Endocrinology

Boston Children's Hospital, 1995

Boston, MA

Internship, Pediatrics

Boston Children's Hospital, 1991

Boston, MA

Residency, Pediatrics

Boston Children's Hospital, 1993

Boston, MA


  • Pediatric Endocrinology

Professional History

David S. Ludwig, MD, PhD is a practicing endocrinologist and researcher at Boston Children’s Hospital. He holds the rank of Professor of Pediatrics at Harvard Medical School and Professor of Nutrition at Harvard School of Public Health. Dr Ludwig is Founding Director of the Optimal Weight for Life (OWL) program at Children's Hospital, one of the country’s oldest and largest multidisciplinary clinics for the care of overweight children. He also directs the New Balance Foundation Obesity Prevention Center. His research focuses on the effects of diet on hormones, metabolism and body weight. In particular, he developed a novel “low glycemic load” diet (i.e., one that decreases the surge in blood sugar after meals) for the treatment of obesity and prevention of type 2 diabetes and heart disease. Dr. Ludwig is Principal Investigator on numerous grants from the National Institutes of Health, has published over 150 scientific articles, and presently serves as Contributing Writer for JAMA. He is author of the forthcoming book, Always, Hungry? Conquer Cravings, Retrain your Fat Cells, and Lose Weight Permanently (Grand Central Publishing, January 2016).

To schedule an appointment: Request an Appointment


The future of pediatrics will be forged by thinking differently, breaking paradigms and joining together in a shared vision of tackling the toughest challenges before us.”
- Sandra L. Fenwick, President and CEO

Boston Children's Hospital 300 Longwood Avenue, Boston, MA 02115 617-355-6000 | 800-355-7944