Dr. Nicolas M. Oreskovic, MD, MPH, is a board-certified internist and pediatrician at Massachusetts General Hospital, where he provides primary care across the lifespan and specializes in the care of adults with Down syndrome through the MGH Down Syndrome Program. He serves as Medical Director of the hospital’s Integrated Care Management Program (iCMP), leading interdisciplinary teams that support patients with complex medical and social needs. Dr. Oreskovic is also an Assistant Professor of Pediatrics at Harvard Medical School.

A committed clinical researcher, Dr. Oreskovic focuses on improving population health through better care coordination, chronic disease prevention, and the design of healthier built environments. His research has been published in over 60 peer-reviewed journals, with recent work addressing dementia screening in adults with Down syndrome and strategies to enhance primary care delivery. Fluent in English, French, German, and Spanish, he brings a culturally responsive approach to medicine and continues to advance equity in healthcare through both practice and research.