Dr. Kiyon Naser-Tavakolian is board certified in diagnostic radiology and interventional radiology. He is an assistant professor of radiology at Columbia University Irving Medical Center and an attending radiologist at New York-Presbyterian Hospital. Dr. Tavakolian has expertise in minimally invasive procedures and treats a wide range of medical conditions including cancer, venous disease, men’s and women’s health. His particular interests... Read More about Kiyon Naser-Tavakolian, MD

Dr. Vladimir Sheynzon is a board-certified radiologist with specialization in vascular and interventional radiology. He is an associate professor of radiology at Columbia University Irving Medical Center and an assistant attending radiologist at NewYork-Presbyterian Hospital. As an actively practicing clinician, Dr. Sheynzon regularly cares for many very complicated oncologic, transplant, hemodialysis, and pediatric patients using minimally invasive, image-guided procedures. He... Read More about Vladimir Sheynzon, MD

Dr. Stuart Bentley-Hibbert is a aboard-certified radiologist with expertise in both gastrointestinal and genitourinary imaging, with particular focus on oncologic, hepatobiliary, and transplant imaging. He is an associate professor of radiology at Columbia University Irving Medical Center and serves as vice chair of regional imaging network for the Department of Radiology. After graduating from the Imperial College of Science Technology... Read More about Stuart Bentley-Hibbert, MD, PHD

Dr. Stephen Reis is a board-certified radiologist with specialization in vascular and interventional radiology. He is the chief of the Division of Interventional Radiology and an associate professor of radiology at Columbia University Irving Medical Center. Dr. Reis’ clinical practice focuses on the minimally invasive treatment of tumors of the kidney, liver, and lung as well as metastatic tumors of... Read More about Stephen P. Reis, MD

Dr. Barry Kanner is a board-certified radiologist with specialization in vascular and interventional radiology. He is an assistant professor of radiology at Columbia University Irving Medical Center (CUIMC) and an assistant attending radiologist at NewYork-Presbyterian Hospital.  Dr. Kanner is the former director of interventional radiology at White Plains Hospital and division chief of interventional radiology at Westmed Medical Group. Dr.... Read More about Barry Kanner, MD

I am an interventional radiologist, a physician who uses image guidance to perform minimally invasive procedures through small incisions in the skin. Some of the imaging modalities utilized include CT scans, ultrasound, and x-ray/fluoroscopy. These procedures are usually done with moderate intravenous sedation rather than with general anesthesia, thus reducing the time it takes for the patient to recover.