Marwah Abdalla, MD

Florian Bahr, MD is a psychiatrist specializing in various mental health disorders. With a strong affiliation with Columbia University, Dr. Bahr offers expert psychiatric care and treatment to patients in New York City. As an Assistant Professor of Psychiatry at CUMC and affiliated with NewYork-Presbyterian Columbia University Irving Medical Center, Dr. Bahr provides comprehensive psychiatric services, including second opinions and virtual visits, ensuring the highest level of patient care.Generated from the website

Joseph Tenenbaum, MD is the Edgar M. Leifer Professor of Medicine at the College of Physicians and Surgeons at Columbia University. Dr. Tenenbaum is deeply committed to fulfilling the privilege of practicing and teaching medicine. Dr. Tenenbaum’ first commitment is to bring the best of modern medicine with the finest art of the classical caring of medicine to heal those who are sick, provide remedy for suffering, and to promote health. His second is to those who come to train; to afford the best experience in realizing one's potential, to present the best examples of medical caregiving. The Columbia University Medical center’s Division of Cardiology has flourished in its commitment to education, teaching, and research through a similar focus.

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 the liver and lung, using percutaneous (through the skin) ablation and embolization. He is an expert in all interventional aspects of cancer diagnosis and treatment from percutaneous biopsy to vascular access placement. In addition to cancer therapy, Dr. Reis brings expertise in the treatment of pelvic pain related to fibroids and pelvic congestion syndrome. He also works in conjunction with urologists in the treatment of male infertility and urinary obstruction. The management of lower extremity venous insufficiency and maintenance of dialysis access rounds out his practice. Dr Reis is known in the region as an expert in selective venous sampling. He works closely with the physicians at Columbia's Adrenal Center in the diagnosis of primary hyperaldosteronism. Dr. Reis completed his medical school training at New York Medical College and his internship at St. Vincent's Medical Center in Manhattan. His post-graduate training includes a diagnostic radiology residency at Westchester Medical Center and a vascular-interventional radiology fellowship at the University of Texas—Southwestern Medical Center and Parkland Memorial Hospital in Dallas, Texas. He remained on faculty at UT—Southwestern until he was recruited by Columbia University Irving Medical Center for his expertise in cancer care. He is a member of the Society of Interventional Radiology and the American College of Radiology (ACR) where he serves on several national quality-improvement committees including the Expert Panel on Vascular Imaging, which is responsible for writing the ACR appropriateness criteria for medical imaging.