Robert T. Schreiber, M.D. joined Nassau Chest Physicians, P.C. in July 1986. He is one of many physicians in his family. He completed his medical education at State University of New York-Downstate Medical Center, College of Medicine and received the M.D. degree in 1980. He completed his undergraduate education at Emory University, earning a BS degree in Biology in 1976.

He then completed a three-year residency in Internal Medicine at Baltimore City Hospital, an affiliate of Johns Hopkins University, in 1983. Following the completion of residency training, he completed a three-year fellowship in Pulmonary Medicine at the University of North Carolina-Chapel Hill-North Carolina Memorial Hospital in 1986.

Following the completion of his training, Dr. Schreiber returned to Long Island to join Nassau Chest Physicians, P.C. He is Board Certified in Internal Medicine and Pulmonary Diseases by the American Board of Internal Medicine.  He has also achieved Board Certification in Critical Care Medicine in 1989 and was recertified in 2000.

Dr. Schreiber is active in the education of medical students, residents in Internal Medicine, and fellows in Pulmonary Medicine. He holds an appointment at New York University School of Medicine as Clinical Assistant Professor of Medicine. Dr. Schreiber is a Fellow of the American College of Chest Physicians. He is a member of the American Medical Association, American Thoracic Society, American College of Physicians, and the Society of Critical Care Medicine.

Dr. Schreiber is on the professional staffs of St. Francis Hospital, North Shore University Hospital (Manhasset and Plainview), and New Island Hospital. He serves on committees at many of these institutions.

Dr. Schreiber is particularly interested in the management of asthma and chronic obstructive pulmonary disease. He performs many bronchoscopies yearly and cares for many patients with lung cancer.