About
Dr. Ralph Cipriani holds dual board certifications in Internal Medicine and Infectious Diseases, a combination that gives the practice a specialist-level resource on staff. He earned a BS in Biochemistry and a Master of Science in Basic Health Sciences, both from Stony Brook University, before graduating from Albert Einstein College of Medicine in 1996. He completed his Internal Medicine residency and Infectious Disease fellowship at Mount Sinai Hospital in New York.
Dr. Cipriani has served on staff at Greenwich Hospital for over a decade and also holds an appointment at Stamford Hospital. He maintains memberships in the Infectious Diseases Society of America and the American Medical Association, among other professional organizations. Castle Connolly named him a Top Doctor in 2022, 2023, and 2024, and New York Magazine and Connecticut Magazine have also recognized him in their annual Top Doctors lists. His clinical interests focus on infectious diseases and preventive care. He also completed Genomic and Precision Medicine training. Outside of medicine, he enjoys boating, fishing, skiing, and time with his family.
Education & Training
Undergraduate
BS Biochemistry, State University of New York at Stony Brook, 1996; MS Basic Health Sciences, State University of New York at Stony Brook, 1992
Medical School
Albert Einstein College of Medicine, NY, 1996
Residency
Internal Medicine, Mount Sinai Hospital, 1999
Fellowship
Infectious Diseases, Mount Sinai Hospital, NY, 2001
Additional Training
Genomic and Precision Medicine training
Certifications
Conditions Treated
Who is Dr. Cipriani right for?
Dr. Cipriani is a strong fit for adults seeking a primary care physician with specialist-level infectious disease expertise. Patients managing complex infections, travel health needs, or preventive care goals benefit from his dual-board training. His background in genomic and precision medicine appeals to patients interested in personalized, science-driven care. He works well with patients who want a doctor with deep roots in the Greenwich community.
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Frequently Asked Questions
Dr. Cipriani holds dual board certifications in Internal Medicine and Infectious Diseases. This combination gives patients access to specialist-level infectious disease expertise within a primary care setting.
Dr. Cipriani graduated from Albert Einstein College of Medicine in 1996. He completed his Internal Medicine residency at Mount Sinai Hospital and then finished his Infectious Disease fellowship there as well.
Yes. Castle Connolly named Dr. Cipriani a Top Doctor in 2022, 2023, and 2024. New York Magazine and Connecticut Magazine have also recognized him in their annual Top Doctors lists.
Dr. Cipriani focuses on infectious diseases and preventive care. His dual-board background allows him to address both acute infections and long-term disease prevention for his patients.
Yes. Dr. Cipriani holds staff appointments at both Greenwich Hospital and Stamford Hospital. He has served on staff at Greenwich Hospital for over a decade.
Dr. Cipriani completed formal training in Genomic and Precision Medicine. He applies this knowledge to offer patients a more personalized, science-driven approach to preventive care and disease management.
Dr. Cipriani maintains memberships in the Infectious Diseases Society of America and the American Medical Association, among other professional organizations.
Doctor profile last updated March 21, 2026