About
Dr. Kate Isselbacher, MD, earned her A.B. with honors from Harvard University in 1981 and her medical degree from Boston University School of Medicine in 1985. She completed her internship and residency at Mount Auburn Hospital, a Harvard teaching hospital in Cambridge, and holds board certification as a Diplomate of the American Board of Internal Medicine.
Dr. Isselbacher spent a decade on the active medical staff at Mount Auburn Hospital before joining the Department of General Internal Medicine at Brigham and Women's Hospital in 2001. She served on the Harvard Medical School faculty from 1991 to 2012, mentoring students and residents throughout that span. She brings more than 30 years of primary care experience to her work and holds a particular interest in women's health, caring for both men and women. In 2011, she founded Exceptional Health to build a practice centered on meaningful patient relationships and personalized care.
Education & Training
Undergraduate
Harvard University, A.B. with honors, 1981
Medical School
Boston University School of Medicine, MD, 1985
Residency
Internship and Residency, Mount Auburn Hospital (Harvard teaching hospital), completed 1989
Additional Training
Harvard Medical School faculty appointment, 1991-2012
Certifications
Conditions Treated
Who is Dr. Isselbacher right for?
Dr. Isselbacher is a strong fit for adults seeking experienced, relationship-driven primary care. Patients with complex or chronic conditions benefit from her deep internal medicine background. Women seeking a physician with a focused interest in women's health will find her approach especially well suited to their needs. Her more than 30 years of practice make her a confident choice for patients who value continuity and clinical depth.
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Frequently Asked Questions
Dr. Isselbacher specializes in internal medicine, primary care, and preventive medicine. She has a particular clinical interest in women's health and cares for both men and women. Her more than 30 years of experience span hospital-based and concierge primary care settings.
Dr. Isselbacher earned her MD from Boston University School of Medicine in 1985. She completed her internship and residency at Mount Auburn Hospital, a Harvard teaching hospital in Cambridge.
Yes. Dr. Isselbacher holds board certification as a Diplomate of the American Board of Internal Medicine.
Yes. Dr. Isselbacher served on the Harvard Medical School faculty from 1991 to 2012. During that time, she mentored medical students and residents.
Dr. Isselbacher spent a decade on the active medical staff at Mount Auburn Hospital. She then joined the Department of General Internal Medicine at Brigham and Women's Hospital in 2001. She founded Exceptional Health in 2011.
Yes. Dr. Isselbacher cares for both men and women. While she holds a particular interest in women's health, she provides comprehensive primary care to all adult patients.
Dr. Isselbacher brings more than 30 years of primary care experience to her work. She completed her residency in 1989 and has practiced continuously since then across leading academic medical centers and her own concierge practice.
Doctor profile last updated March 21, 2026