About
Robert L. Ruxin earned his undergraduate degree in psychology from Dartmouth College, graduating cum laude with highest honors and Phi Beta Kappa in 1967. He then earned his MD from Case Western Reserve University School of Medicine in 1971. He completed his internship and residency in internal medicine at Baltimore City Hospitals, Johns Hopkins Medical School, followed by a senior residency at Dartmouth College Affiliated Hospitals. S. Navy at Bethesda Naval Hospital, Department of Internal Medicine and Endocrinology, from 1974 to 1976.
Dr. Ruxin holds board certification through the American Board of Internal Medicine with Advanced Achievement in Internal Medicine and Endocrinology, along with certification in Geriatric Medicine and National Certification from the Board of Diabetes Educators. He has served as a Teaching Attending at Danbury Hospital since 1976. He taught as Clinical Instructor in Medicine at Yale School of Medicine from 1980 to 1990 and currently holds an appointment as Associate Clinical Professor at Quinnipiac Medical School. He serves as Medical Director of Glen Hill Rehabilitation Center. He is passionate about diabetes care and has served on National Diabetes Education Faculty and Speaker Bureaus for Bristol-Myers Squibb, Aventis, Takeda, Pfizer, and Novo Nordisk since 1995. He advises both the Juvenile Diabetes Foundation Fairfield Chapter and the American Diabetes Association Danbury Chapter. The American Medical Association has recognized him with its Physician Recognition Award continuously since 1991.
Education & Training
Undergraduate
Dartmouth College, Psychology, BA, cum laude with highest honors, Phi Beta Kappa, 1967
Medical School
Case Western Reserve University, School of Medicine, MD, 1971
Residency
Internship and Residency, Internal Medicine, Baltimore City Hospitals, Johns Hopkins Medical School, 1971-1973; Senior Residency, Internal Medicine, Dartmouth College Affiliated Hospitals, 1973-1974
Fellowship
U.S. Navy, Bethesda Naval Hospital, Department of Internal Medicine and Endocrinology, 1974-1976
Additional Training
Teaching Attending, Danbury Hospital, since 1976; Clinical Instructor in Medicine, Yale School of Medicine, 1980-1990; Associate Clinical Professor, Quinnipiac Medical School
Certifications
Conditions Treated
Who is Dr. Ruxin right for?
Dr. Ruxin is a strong fit for adults managing chronic conditions such as diabetes, endocrine disorders, or complex multi-system health concerns. Older adults benefit from his subspecialty training in geriatric medicine. Patients who need coordinated specialist follow-up will appreciate his hands-on approach. Those who value direct after-hours access and same-day availability find his practice well-suited to their needs.
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Frequently Asked Questions
Dr. Ruxin specializes in internal medicine, endocrinology, and geriatric medicine. He focuses on diabetes management, chronic disease care, and complex diagnostics. He also treats a broad range of internal medicine conditions common in adult and older adult patients.
Yes. Dr. Ruxin holds board certification through the American Board of Internal Medicine with Advanced Achievement in Internal Medicine and Endocrinology. He also holds certification in Geriatric Medicine and National Certification from the Board of Diabetes Educators.
Dr. Ruxin has practiced medicine for more than five decades. He began his training in the early 1970s and has served patients in the Ridgefield, Connecticut region ever since. His career spans clinical practice, teaching, and national diabetes education work.
Dr. Ruxin earned his MD from Case Western Reserve University School of Medicine in 1971. He completed his residency in internal medicine at Baltimore City Hospitals, affiliated with Johns Hopkins Medical School. He then completed a senior residency at Dartmouth College Affiliated Hospitals and served at Bethesda Naval Hospital from 1974 to 1976.
Yes. Dr. Ruxin holds National Certification from the Board of Diabetes Educators and has served on National Diabetes Education Faculty since 1995. He advises both the Juvenile Diabetes Foundation Fairfield Chapter and the American Diabetes Association Danbury Chapter. Diabetes management is a central focus of his practice.
Yes. Dr. Ruxin holds board certification in Geriatric Medicine and brings particular expertise to the care of older adults. His training and decades of clinical experience make him well-suited to manage the complex health needs that often come with aging.
Dr. Ruxin has maintained a long record of academic involvement. He taught as Clinical Instructor in Medicine at Yale School of Medicine from 1980 to 1990 and currently holds an appointment as Associate Clinical Professor at Quinnipiac Medical School. He has also served as a Teaching Attending at Danbury Hospital since 1976.
Members reach Dr. Ruxin directly by phone after hours and on weekends. This direct access is a core feature of his concierge practice model.
Doctor profile last updated March 21, 2026