About
Dr. Paul Tchao earned his Doctorate of Medicine from the University of Paris, School of Medicine in 1975. He completed his internship in internal medicine at Coney Island Hospital in Brooklyn. He then pursued three residencies: obstetrics-gynecology at the State University of New York Upstate University Hospital, family medicine at Southside Hospital and Stony Brook University, and internal medicine at New York University Medical Center and Booth Memorial Hospital. That breadth of training gives him a uniquely wide clinical foundation.
Dr. Tchao holds board certification from the American Board of Internal Medicine. He has served as Medical Director of Preventive Medical Care since 1984. He holds a faculty appointment as Assistant Professor in the Department of Family, Population and Preventive Medicine at Stony Brook University. Earlier in his career, he served as a Captain in the United States Army Reserve and as Corporate Medical Director for companies including General Foods, Entenmann's, Newsday Corp, Citibank, and Keyspan. He speaks six languages: English, French, Creole, Mandarin, Cantonese, and German. Dr. Tchao focuses on helping patients achieve meaningful health goals, whether that means running a first marathon, improving nutrition, reducing medications, or stopping smoking for good.
Education & Training
Medical School
University of Paris, School of Medicine, Paris, France – Doctorate of Medicine, 1975
Residency
Obstetrics-Gynecology, State University of New York Upstate University Hospital (1976-1977); Family Medicine, Southside Hospital/Stony Brook University (1977-1979); Internal Medicine, New York University Medical Center/Booth Memorial Hospital (1979-1980)
Additional Training
Internship: Internal Medicine, Coney Island Hospital, Brooklyn, NY, 1975-1976
Certifications
Languages
English, French, Creole, Mandarin, Cantonese, German
Conditions Treated
Who is Dr. Tchao right for?
Dr. Tchao is a strong fit for adults who want a preventive, relationship-driven approach to internal medicine. Patients with complex health histories benefit from his broad training across obstetrics-gynecology, family medicine, and internal medicine. He works well with patients pursuing concrete health goals like weight management, nutrition improvement, or smoking cessation. Adults managing chronic conditions such as diabetes, high cholesterol, or hypertension also benefit from his long-term, proactive focus. His multilingual fluency makes him accessible to patients who speak French, Creole, Mandarin, Cantonese, or German.
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Frequently Asked Questions
Dr. Tchao specializes in internal medicine, preventive care, and integrated women's and men's health. He focuses on helping patients manage and prevent chronic conditions. His clinical work also covers nutrition, smoking cessation, and goal-oriented health planning.
Yes. Dr. Tchao holds board certification from the American Board of Internal Medicine. He earned his Doctorate of Medicine from the University of Paris and completed three residencies across obstetrics-gynecology, family medicine, and internal medicine.
Dr. Tchao completed his internship at Coney Island Hospital in Brooklyn. He then trained at the State University of New York Upstate University Hospital, Southside Hospital and Stony Brook University, and New York University Medical Center and Booth Memorial Hospital. That training spans obstetrics-gynecology, family medicine, and internal medicine.
Dr. Tchao has served as Medical Director of Preventive Medical Care since 1984. He has also held a faculty appointment at Stony Brook University in the Department of Family, Population and Preventive Medicine since that same year. His clinical experience spans more than four decades.
Yes. Dr. Tchao serves as Assistant Professor in the Family Medicine Teaching Faculty at Stony Brook University. He has held that appointment since 1984 in the Department of Family, Population and Preventive Medicine.
Dr. Tchao speaks English, French, Creole, Mandarin, Cantonese, and German. His multilingual fluency allows him to communicate directly with patients from a wide range of backgrounds.
Dr. Tchao partners with patients on a range of personal health goals. Those include running a first marathon, improving nutrition, reducing reliance on medications, and stopping smoking. He builds individualized plans to help patients work toward each goal over time.
Dr. Tchao holds affiliations with Stony Brook University Hospital in Stony Brook, Southside Hospital in Bay Shore, and Good Samaritan Hospital. These affiliations allow him to coordinate in-hospital care for his patients when needed.
Yes. Dr. Tchao served as a Captain in the United States Army Reserve at the 356 Station US Army Hospital in Rocky Point, New York from 1979 to 1985.
Doctor profile last updated June 8, 2026