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Displaying 9

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  • Joseph Raymond O'Brien, M.D.

    Expertise, Disease and Conditions: Minimally Invasive Spine Surgery, Orthopaedic Surgery, Revision Spinal Surg... [more]

    Dr. Joseph O’Brien is a specialist in minimally invasive spine surgery. He spent 9 years at GWU as an associate professor of Orthopaedic Surgery and Neurological Surgery. Additionally, he was formerly the Medical Director of Minimally Invasive ...
  • Shannon Courtney O'Connor, M.D.

    Expertise, Disease and Conditions: Bone Marrow Failure, Breast Cancer, Cancer Genetics, Chemotherapy, Gynecolo... [more]

    Shannon C. O'Connor, M.D., is a medical oncologist with Suburban Hospital. Dr. O'Connor is board certified in hematology, medical oncology and internal medicine by the American Board of Internal Medicine. She practices out of Maryland Oncology Hemato...
  • Roger J Oldham, M.D.

    Expertise, Disease and Conditions: Abdominoplasty, Blepharoplasty, Body Contouring, Brachioplasty, Breast Augm... [more]

    Dr. Roger J. Oldham combines state-of-the-art cosmetic surgery techniques with the highest quality patient care to transform ideas into reality. Washingtonian magazine has named Dr. Oldham a “Top Cosmetic Surgeon” and “Top...
  • Elizabeth Ann O'Leary, M.D.

    Expertise, Disease and Conditions: Abdominal Pain, Appendectomy, Breast Cancer, Chemotherapy, Colorectal Cance... [more]

    Dr. Elizabeth O’Leary is a surgeon affiliated with Sibley Memorial Hospital and Suburban Hospital. Dr. O’Leary is board-certified in general surgery by the American Board of Surgery. She practices out of Chevy Chase Surgical Associates in...
  • Kiyoko Oshima, M.D., Ph.D.

    Expertise, Disease and Conditions: Pathology

    Research Interests: Hepatobiliary, Pathology, Hepatobiliary, Pathology

    Dr. Oshima is a hepatobiliary and gastrointestinal pathologist and the director of the Johns Hopkins Liver Pathology Service.
  • Ramin Oskoui, M.D.

    Expertise, Disease and Conditions: Acute Coronary Syndrome (ACS), Cardiac Catheterization, Cardiology, Cardiom... [more]

    Dr. Ramin Oskoui is a cardiologist affiliated with Sibley Memorial Hospital, Suburban Hospital and Washington Hospital Center. Dr. Oskoui is certified in cardiovascular disease by the American Board of Internal Medicine. He practices out of Capital H...
  • Shane Erik Ottmann, M.D.

    Expertise, Disease and Conditions: Abdominal Surgery, Dialysis Access, General Surgery, Hepatobiliary Surgery,... [more]

    Shane Ottmann, M.D., is an assistant professor of surgery at Johns Hopkins, working primarily with the Comprehensive Transplant Center. He is also the director of the Living Donor Kidney Transplant Program. Dr. Ottmann’s areas of clinical exper...
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