About
Jonathan Smith, MD, FACP earned both a BS in Neuroscience and a Master of Medical Science in Artificial Organs, Biomaterials, and Cellular Technology from Brown University, where the Sigma Xi Honor Society elected him for academic distinction. He then completed his MD at Brown's Warren Alpert Medical School. His medical internship and internal medicine residency took place at Mount Auburn Hospital in Cambridge, part of the Harvard Medical School training network.
Dr. Smith served as an instructor of medicine at Harvard Medical School and holds fellowship in the American College of Physicians. He currently maintains staff affiliations at Beth Israel Deaconess Medical Center, Beth Israel Deaconess Hospital - Needham, and Newton-Wellesley Hospital. Castle Connolly has recognized him as a Top Doctor since 2019, and Boston magazine named him a 2026 Top Doctor in Internal Medicine. His clinical passions include nutrition, weight management counseling, gastroenterology, and preventive medicine. He lives in Wayland with his family and enjoys cycling, music, theater, and a cappella singing.
Education & Training
Undergraduate
Brown University, BS Neuroscience; MMS Artificial Organs, Biomaterials, and Cellular Technology
Medical School
Warren Alpert Medical School at Brown University, MD
Residency
Internal Medicine Residency and Internship, Mount Auburn Hospital, Cambridge, MA (Harvard Medical School training network)
Additional Training
Instructor of Medicine, Harvard Medical School; Fellow of the American College of Physicians (FACP)
Certifications
Conditions Treated
Who is Dr. Smith right for?
Dr. Smith is a strong fit for adults who want a thorough, prevention-first approach to primary care. Patients focused on nutrition, weight management, or metabolic health benefit from his clinical passions in those areas. He also works well with patients managing gastrointestinal concerns alongside their broader health goals. His 300-patient panel cap allows meaningful time and direct access on every visit.
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Frequently Asked Questions
Dr. Smith focuses on internal medicine and preventive medicine. His clinical passions include nutrition, weight management, gastroenterology, and metabolic health. He helps patients address chronic conditions alongside proactive wellness goals.
Dr. Smith earned his MD at Warren Alpert Medical School at Brown University. He completed his internship and internal medicine residency at Mount Auburn Hospital in Cambridge, part of the Harvard Medical School training network. He later served as an instructor of medicine at Harvard Medical School.
Dr. Smith holds fellowship in the American College of Physicians, earning the FACP designation. This reflects his commitment to ongoing education and clinical excellence in internal medicine.
Castle Connolly has recognized Dr. Smith as a Top Doctor every year since 2019. Boston magazine also named him a 2026 Top Doctor in Internal Medicine. These awards reflect peer recognition among physicians in the Boston area.
Dr. Smith maintains staff affiliations at Beth Israel Deaconess Medical Center, Beth Israel Deaconess Hospital - Needham, and Newton-Wellesley Hospital. These affiliations give his patients access to strong specialist networks across the Boston area.
Dr. Smith offers weight management counseling and nutritional guidance as core parts of his practice. He also prescribes GLP-1 medications when appropriate and uses InBody body composition analysis and resting metabolic rate testing to inform personalized plans.
Yes, Dr. Smith offers hereditary cancer risk screening through Myriad MyRisk and multi-cancer early detection testing through Galleri by GRAIL. These tools help identify risk earlier and allow for more proactive monitoring and intervention.
Doctor profile last updated March 21, 2026