Olusegun Oseni MD

Olusegun Oseni, MD, FCCP, DABSM Dr. Olusegun Oseni is board certified in internal medicine, pulmonary care, critical care, and sleep medicine. After earning his medical degree at the University of Ilorin College of Medicine in Nigeria, Dr. Oseni came to the U.S. for his postgraduate training. He completed his residency in internal medicine and fellowship in pulmonary medicine at Harlem Hospital Center (an affiliate of Columbia University) in New York City, followed by a fellowship in critical care medicine at Montefiore Medical Center (an affiliate of Albert Einstein College of Medicine), also in New York City.