The West Clinic

David C. Portnoy, MD

Click here to see Dr. Portnoy’s curriculum vitae.

Originally from Long Island, NY, Dr. Portnoy graduated from Brandeis University magna cum laude, where he majored in Neuroscience and earned his Medical Degree cum laude from the State University of New York (SUNY) in Syracuse, NY, where he was appointed to the Alpha Omega Alpha Medical Honors Society. Dr. Portnoy completed his Internship and Residency in Internal Medicine at the Hospital of the University of Pennsylvania in Philadelphia, PA and performed his Hematology-Oncology Fellowship at Beth Israel Deaconess Medical Center, a teaching hospital of Harvard Medical School in Boston, MA. During his fellowship, Dr. Portnoy worked in the laboratory of Steven Balk and Glenn Bubley, studying mechanisms by which prostate cancer becomes resistant to standard treatments.

Board certified in internal medicine, Dr. Portnoy’s clinical and research interests include genitourinary cancers, gastrointestinal tumors, and coagulation disorders.  He sees patients at our Humphreys and Corinth locations.

Dr. Portnoy is a member of the American Medical Association, the American Society of Clinical Oncology, the Massachusetts Medical Society, and the American College of Physicians. He also serves on the board of directors of the Susan M. Costa Cholangiocarcinoma Foundation.

Dr. Portnoy views his role in the treatment of cancer as that of an advocate for his patients. He considers the trust that a patient places in his/her oncologist as a privilege that carries a responsibility of fighting for the best outcomes while never neglecting their physical, spiritual, and emotional needs.

Dr. Portnoy enjoys spending time with his wife and young daughter. He is an avid guitar player and appreciates the great musical traditions of the region.