Marci Laudenslager, MD

Marci Laudenslager, MD MHS DABOM (pronounced "law-den-slay-ger") is an obesity medicine physician in the Johns Hopkins Healthful Eating, Activity & Weight Program. She is a Diplomate of the American Board of Obesity Medicine. Her clinical expertise is in obesity and obesity-associated disorders; her portfolio also includes medical education as well as clinical, translational, and epidemiologic research.

The Johns Hopkins Healthful Eating, Activity & Weight Program offers a variety of services to support weight loss and management of chronic disease. In her practice, Dr. Laudenslager designs weight management plans that blend lifestyle behavior change strategies (nutrition, activity, sleep, stress, mental and emotional health) with medications and surgery. She was recognized as a "Top Weight Management Doctor" by Baltimore Magazine in 2021, 2022, 2023, and 2024.

Dr. Laudenslager is an educator and researcher - her work is specifically focused on the educational gap that exists in obesity medicine. She teaches learners at all levels of medical training and designs curricula aimed at improving obesity medical education.

Dr. Laudenslager received her doctor of medicine degree from Drexel University College of Medicine. She completed her internal medicine residency at the Hoftra Northwell Internal Medicine Residency Program where she additionally served as Chief Resident. She became a Harvard Macy Scholar during her year as Chief Resident.  Dr. Laudenslager received her Master of Health Science degree from The Johns Hopkins Bloomberg School of Public Health and completed her General Internal Medicine Fellowship training at The Johns Hopkins University School of Medicine.