Dr. Frederick G. Barr

Nicholas Farrell is a Hematologist Oncology provider in Bethesda, Maryland. Dr. Farrell is rated as a Distinguished provider by MediFind in the treatment of Paris-Trousseau Thrombocytopenia. His top areas of expertise are Lung Cancer, Childhood Iron Deficiency Anemia, Pleuropulmonary Blastoma, and Iron Deficiency Anemia.

"Shannon C. O'Connor, M.D., is a medical oncologist with Suburban Hospital. She practices out of Maryland Oncology Hematology. Dr. O'Connor has expertise in hematology and medical oncology with a special focus in women's health, including breast cancer and gynecologic cancers. Dr. O'Connor earned her Master's Degree in Physiology at Georgetown University, followed by her medical degree from St. George's University School of Medicine. She completed a residency at Washington Hospital Center, as well as a fellowship in hematology and oncology. Dr. O'Connor is a member of the American Society of Clinical Oncology, the American Society of Hematology, the Montgomery County Medical Society and the American Medical Association. Selected Publications Catlett JP1, Williams SA, O'Connor SC, Krishnan J, Malkovska V. ""Primary lymphoma of bone: an institutional experience."" Leuk Lymphoma. 2008 Nov;49(11):2125-32. doi: 10.1080/10428190802404030.". Dr. O'connor is rated as a Distinguished provider by MediFind in the treatment of Paris-Trousseau Thrombocytopenia. Her top areas of expertise are Paget Disease of the Breast, Cervical Cancer, Neuroendocrine Carcinoma of the Cervix, and Breast Cancer.

John Wallmark is a Hematologist Oncology provider in Rockville, Maryland. Dr. Wallmark is rated as a Distinguished provider by MediFind in the treatment of Paris-Trousseau Thrombocytopenia. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Multiple Myeloma, and Colorectal Cancer.