A to Z Profiles Directory

Dr. Caitlin O’Brien is an assistant professor of anesthesiology and critical care medicine at the Johns...

Dr. Anne Marie Lennon is the Director of the Johns Hopkins Division of Gastroenterology and Hepatology and a...

Maureen O'Donnell, M.D., is a breast surgeon with the Sullivan Breast Center at Sibley Memorial Hospital and...

Kevin O’Malley is a Hospitalist at the Johns Hopkins Hospital and faculty at the Johns Hopkins University...

Dr. O'Rourke is an assistant professor in the Department of Medicine at the Johns Hopkins University School...

Matthew O'Sullivan, M.D., Ph.D is an instructor of ophthalmology, vitreoretinal specialist and surgeon at the...

As Assistant Professor of Neurology, Dr. Oakley sees patients with a variety of general pediatric neurological...

Samantha Ober, M.D., is an Internal Medicine physician and has been working as a primary care physician in...

Vincent J. Obias, M.D., is a fellowship-trained colorectal surgeon and chief of Johns Hopkins colorectal surgery...

Dr. Odeniyideis an Instructor in the Division of Pediatric Oncology. Her research focuses on RAS-directed therapies...

Dr. Tamara Oei is a diagnostic radiologist with an expertise in body imaging and more than 10 years of private...

S. Michelle Ogunwole, MD is an Assistant Professor of Medicine at the Johns Hopkins University School of Medicine...

Dr. Esther Oh is an Associate Professor of Medicine, Psychiatry and Behavioral Sciences and Pathology at the...

Dr. Sun Jung “Sunny” Oh is a gastroenterologist who treats a variety of gastrointestinal disorders...

Opeoluwa Oluwole, M.D., joined CIMS as an hospitalist in 2012. Dr. Oluwole is a member of American College...

Azuka Olele, D.P.M., is a podiatrist at East Baltimore Medical Center and Greater Dundalk. Dr. Olele received...

Dr. Maria M. Oliva-Hemker is the Stermer Family Professor of Pediatric Inflammatory Bowel Disease and Professor...

Eric Oliver, M.D. joined the Division of Allergy and Clinical Immunology as an instructor of medicine in July...

Dr. Eniola Oluyemi graduated from Northwestern University's Feinberg School of Medicine, and completed her...

Dr. Omron is an assistant professor in the Department of Emergency Medicine.

After completing residency in emergency...

Kathryn Omron, M.D., is a pediatrician at Johns Hopkins Community Physicians Canton Crossing. She earned her...

Julius Oni, M.D., is a member of the Department of Orthopaedic Surgery who specializes in hip and knee replacement...

Dr. Onyike is a specialist in neuropsychiatry. He focuses on the diagnosis and care of neurodegenerative diseases...

Dr. Ana-Maria Orbai is an Assistant Professor of Medicine in the Division of Rheumatology at the Johns Hopkins...

Dr. Jonathan Orens is a professor of medicine at the Johns Hopkins University School of Medicine. His areas...

Dr. Greg Osgood is an assistant professor of orthopaedic surgery at the Johns Hopkins School of Medicine and...

Dr. Oshima is a hepatobiliary and gastrointestinal pathologist and the director of the Johns Hopkins Liver...

Dr. Michael Osnard is an instructor of medicine at the Johns Hopkins School of Medicine. His clinical expertise...

Dr. Ostrander joined the faculty in 2003. Previously, he was an elementary school teacher, school psychologist...

Valerie Osula, M.D., M.P.H, is an assistant professor in the department of Emergency Medicine and works clinically...

Adejumoke Osuntogun, M.D., is a family medicine physician with Johns Hopkins Community Physicians. Dr. Osuntogun...

Shane Ottmann, M.D., is an assistant professor of surgery at Johns Hopkins, working primarily with the Comprehensive...

Valerie Owings, M.D., practices family medicine at Johns Hopkins Community Physicians Annapolis. She received...

Dr. Ozen is an Assistant Professor of Pediatrics at the Johns Hopkins University School of Medicine. Her area...