About
Dr. Nancy Haff earned her medical degree from the Perelman School of Medicine at the University of Pennsylvania, where she was inducted into Alpha Omega Alpha and the Gold Humanism Honor Society. She completed her residency in internal medicine at Massachusetts General Hospital, where she later served as Chief Resident. Dr. Haff also earned a Master of Public Health in Clinical Effectiveness from the Harvard T.H. Chan School of Public Health.
Before joining Exceptional Health, Dr. Haff practiced primary care at MGH, where she built a reputation for thoughtful, evidence-based medicine grounded in empathy and partnership. She also serves as an Investigator in the Division of Pharmacoepidemiology and Pharmacoeconomics at Brigham and Women’s Hospital, where she is core faculty in the Center for Healthcare Delivery Sciences and an Assistant Professor of Medicine at Harvard Medical School. Her academic work focuses on improving how primary care is delivered and empowering patients to take an active role in their health.
Dr. Haff’s clinical interests include preventive medicine and the management of cardiometabolic conditions such as hypertension and diabetes. She emphasizes evidence-based lifestyle and medication strategies to prevent disease and extend the healthspan, while helping each patient develop practical, personalized plans that support long-term wellness.
At Exceptional Health, Dr. Haff looks forward to practicing medicine in a setting that allows for true continuity, time to think, and deeper relationships with patients.
Outside of medicine, Dr. Haff is married and has three children. Their golden retriever, Sadie, completes the family. She enjoys hiking, running, spinning, biking, skiing, yoga, high-intensity interval training, and traveling.
Education & Training
Medical School
Perelman School of Medicine at the University of Pennsylvania, MD
Residency
Massachusetts General Hospital, Internal Medicine (Chief Resident)
Additional Training
Alpha Omega Alpha, Perelman School of Medicine; Gold Humanism Honor Society, Perelman School of Medicine; Master of Public Health in Clinical Effectiveness, Harvard T.H. Chan School of Public Health; Assistant Professor of Medicine, Harvard Medical School; Investigator, Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women's Hospital; Core Faculty, Center for Healthcare Delivery Sciences
Certifications
Languages
English
Who is Dr. Haff right for?
Dr. Haff is an excellent fit for patients who want a thoughtful, evidence-based physician focused on prevention and long-term wellness. She is especially well suited for those managing or hoping to prevent cardiometabolic conditions like hypertension and diabetes, as well as patients who value lifestyle-based strategies alongside modern medicine. Patients who appreciate continuity, deep relationships, and a true partnership in their care will feel well supported by her approach.
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Frequently Asked Questions
Dr. Haff focuses on preventive medicine and cardiometabolic conditions. Her clinical work centers on hypertension, diabetes, and related metabolic concerns. She applies both lifestyle strategies and evidence-based medications to help patients reduce disease risk and extend their healthspan.
Dr. Haff emphasizes helping patients take an active role in their own health. She combines evidence-based lifestyle guidance with medication management to address both prevention and chronic disease. Her academic work on improving primary care delivery directly informs how she sees patients day to day.
Dr. Haff earned her MD from the Perelman School of Medicine at the University of Pennsylvania. She completed her internal medicine residency at Massachusetts General Hospital, where she later served as Chief Resident. H. Chan School of Public Health.
Yes. Dr. Haff serves as an Assistant Professor of Medicine at Harvard Medical School. She also holds a core faculty role in the Center for Healthcare Delivery Sciences at Brigham and Women's Hospital. Her research focuses on improving how primary care reaches and supports patients.
Dr. Haff earned induction into both Alpha Omega Alpha and the Gold Humanism Honor Society during her time at the Perelman School of Medicine. These honors recognize both academic achievement and a commitment to compassionate patient care.
Dr. Haff sees adult patients across a range of primary care needs, with a particular focus on prevention and cardiometabolic health. She works well with patients who want a proactive, evidence-informed approach to managing their long-term wellness.
Reviews
Doctor profile last updated May 27, 2026