MediFind found 129 doctor with experience in Chronic Lymphocytic Leukemia (CLL) near Bethesda, MD. Of these, 91 are Experienced, 29 are Advanced, 7 are Distinguished and 2 are Elite.
Adrian Wiestner is a Hematologist in Bethesda, Maryland. Dr. Wiestner is rated as an Elite provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Leukemia, and Small Lymphocytic Lymphoma (SLL).
American Oncology Partners PA
Bruce Cheson is a Hematologist and a Hematologist Oncology provider in Bethesda, Maryland. Dr. Cheson is rated as an Elite provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Follicular Lymphoma, Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), Non-Hodgkin Lymphoma, and Bone Marrow Transplant. Dr. Cheson is currently accepting new patients.
Sibley Memorial Hospital
Bruce R. Kressel, M.D., is a medical oncologist at Johns Hopkins Kimmel Cancer Center at Sibley Memorial Hospital and an instructor at Johns Hopkins University School of Medicine. In addition to an expertise in breast and lung cancer, Dr. Kressel has an expertise in gynecologic oncology and general medical oncology, with specific focuses on hematologic malignancies including lymphoma, leukemia and myeloma. Dr. Kressel earned his medical degree at Tufts University School of Medicine. He completed a residency in internal medicine at George Washington University School of Medicine, followed by a fellowship in hematology and oncology, also at George Washington University School of Medicine. Dr. Kressel completed a fellowship in oncology at the Georgetown Lombardi Comprehensive Cancer Center as well. Dr. Kressel has been regularly named one of America’s Top Doctors and one of America's Top Doctors for Cancer by Castle Connolly. He has also been named a Top Doctor in the Washington D.C. and Washington-Baltimore areas by Castle Connolly, as well as a Top Doctor by Consumers’ Checkbook Magazine and Washingtonian Magazine. Dr. Kressel is a member of the American Society of Clinical Oncology and the American Society of Hematology. Dr. Kressel has contributed to numerous publications, presentations and clinical trials. Dr. Kressel is rated as a Distinguished provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Essential Thrombocythemia, Non-Hodgkin Lymphoma, Gastric Lymphoma, Chronic Lymphocytic Leukemia (CLL), and Splenectomy.
Sibley Memorial Hospital
Khaled M. El-Shami, M.B.Ch.B., Ph.D., is a medical oncologist at Johns Hopkins Kimmel Cancer Center at Sibley Memorial Hospital, as well as an assistant professor of oncology in the Division of Hematologic Malignancies at Johns Hopkins University School of Medicine. Listen to Dr. El-Shami's Cancer Matters podcast episode to learn more about his work. Dr. El-Shami's clinical interests are in hematologic malignancies, including leukemias, lymphomas and myelomas.. Dr. El-Shami graduated from Alexandria University Faculty of Medicine in Alexandria, Egypt, where he did a residency in the Department of Neurosurgery. He was a Chevening Scholar as a M.S. student in molecular genetics at the University of Sussex in the United Kingdom, as well as a Sam Cohen Windhoek Scholar as a Ph.D. student in cancer immunology at the Weizmann Institute in Israel. Dr. El-Shami also completed a residency in internal medicine at George Washington University School of Medicine, a fellowship in tumor immunology and biology at the National Cancer Institute, and a fellowship in medical oncology at Johns Hopkins University School of Medicine. Dr. El-Shami previously served as faculty at Georgetown University and George Washington University. Dr. El-Shami has been named a Top Doctor by Washingtonian Magazine for several years. Dr. El-Shami is a member of the American Association for Advancement of Science, the American Association of Cancer Research, the American Association of Immunologists, the American Society for Gene Therapy and the American Society of Clinical Oncology. Dr. El-Shami's research focus is on hematologic malignancies, including acute and chronic leukemias, myelodysplastic syndromes, myeloprolifetive neplasms and lymphomas. He has received the National Institutes of Health Clinical Research Scholars Award, an American Medical Association Seed Grant and an American Society of Clinical Oncology Merit Award. Dr. El is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Acute Myeloid Leukemia (AML), Myelodysplastic Syndrome (MDS), Acute Myeloblastic Leukemia without Maturation, and Bone Marrow Aspiration.
MedStar Health: Primary Care At Bethesda
Robert Clark is a primary care provider, practicing in Internal Medicine in Bethesda,, Maryland. Dr. Clark is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Richter Syndrome, Colonoscopy, and Endoscopy.
Maryland Oncology Hematology PA
"Dr. Ari D. Fishman is a hematologist affiliated with Sibley Memorial Hospital, Holy Cross Hospital and George Washington University Hospital, where he serves as an assistant professor of medicine for the School of Medicine. He practices out of Maryland Oncology and Hematology, located in Wheaton, Maryland and Silver Spring, Maryland. Dr. Fishman earned his medical degree from Sackler School of Medicine. He completed a residency in internal medicine at the Beth Israel Medical Center, followed by a fellowship in hematology and oncology at the Montefiore Medical Center. Dr. Fishman previously worked at Washington Oncology Hematology Center, located in Washington, D.C. and Chevy Chase, Maryland. Dr. Fishman has been named a Top Doctor in Hematology and Oncology by Washingtonian Magazine and a Top Doctor by Consumers’ Checkbook magazine. Dr. Fishman is a member of the American College of Physicians and the American Society of Clinical Oncology. Dr. Fishman has contributed to numerous publications. Selected Publications Fishman AD, Hoffman A, Volterra F, Frymus M, Gentilluci M. ""Intracaval and intracardiac metastatic nonseminomatous germ cell tumor: a rare cause of hemolytic anemia and thrombocytopenia."" Cancer Invest. 2002;20(7-8):996-1001.". Dr. Fishman is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Myelodysplastic Syndrome (MDS), and Childhood Iron Deficiency Anemia.
Maryland Oncology Hematology PA
Nicholas Farrell is a Hematologist Oncology provider in Bethesda, Maryland. Dr. Farrell is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Lung Cancer, Childhood Iron Deficiency Anemia, Pleuropulmonary Blastoma, and Iron Deficiency Anemia.
The Center For Cancer & Blood Disorders
Dr. Ralph V. Boccia is a hematologist affiliated with Sibley Memorial Hospital, Suburban Hospital, Shady Grove Adventist Hospital, Holy Cross Hospital and MedStar Georgetown University Hospital, where he is a clinical associate professor of medicine for the University, as well as the medical director of the International Oncology Network (ION) Clinical Research Program and the chairman of ION’s Medical Advisory Panel. He practices out of the Center for Cancer and Blood Disorders, of which he is the founder and medical director, located in Bethesda, Maryland and Germantown, Maryland. Dr. Boccia earned his medical degree from the Autonomous University of Guadalajara School of Medicine. He completed a residency in internal medicine at Kern Medical Center, followed by a fellowship in hematology, oncology and bone marrow transplant at the combined UCLA-Veterans Administration Program and The National Cancer Institute at the National Institutes of Health. Dr. Boccia is a member of the American College of Physicians, the American Society of Clinical Oncology, the American Society of Hematology and the American Society for Blood and Marrow Transplantation. Dr. Boccia has been listed as a Top Doctor by Washingtonian Magazine and Consumers’ Checkbook Magazine since 1992. He has also been recognized as a Super Doctor by The Washington Post Magazine and a Regional Top Doctor for Washington, D.C., Baltimore and Washington-Baltimore by Castle Connolly. Dr. Boccia has contributed to various articles with his research, published in journals such as Annals of Internal Medicine, Journal of Clinical Oncology and The Lancet. Recent News Articles and Media Coverage Bladder cancer trends in Montgomery and Prince George's counties: Welcome news - and 3 facts you need to know. NJ.com (08/16/2016) RCCA Expands to Maryland to Become One of the Nation's First Multi-State Oncology/Hematology Physician-Owned and -Operated Networks. OncLive (10/06/2015). Dr. Boccia is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Anemia, Multiple Myeloma, Thrombocytopenia, Adult Immune Thrombocytopenia, and Splenectomy.
Center For Cancer & Blood Disorders
Mark Goldstein is a Hematologist Oncology provider in Bethesda, Maryland. Dr. Goldstein is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Childhood Iron Deficiency Anemia, Anal Cancer, Myelodysplastic Syndrome (MDS), and Pleuropulmonary Blastoma.
Foxhall Internists PC
Dr. Lawrence E. Klein is an internist affiliated with Sibley Memorial Hospital; Johns Hopkins Hospital, where he holds a part-time faculty appointment; and Georgetown University Hospital, where he also holds a faculty appointment. He practices out of Foxhall Internists in Washington, D.C. Dr. Klein completed a joint M.D.-Ph.D. program at Johns Hopkins University School of Medicine, where he was elected into the AOA Medical Honor Society. He completed a residency in internal medicine at Strong Memorial Hospital of the University of Rochester, followed by a fellowship in internal medicine at Johns Hopkins Hospital. Dr. Klein was one of the country’s first Henry J. Kaiser Foundation fellows in internal medicine. He went on to serve as a full-time Johns Hopkins medical faculty member. Dr. Klein previously served as the president of the D.C. Society of Internal Medicine and the governor of the D.C. Chapter of the American College of Physicians. Dr. Klein has been repeatedly named a Top Doctor in Washingtonian magazine and Consumers’ Checkbook magazine, as well as named a Super Doctor in the Washington Post magazine and one of the Best Doctors in America. He was awarded the American College of Physicians John H. Maher Laureate Award in 2001 and inducted as a Master of the American College of Physicians in 2009. Dr. Klein has contributed to numerous publications and presentations, abstracts and posters, and lectures on various topics. Dr. Klein is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Familial Hypertriglyceridemia.
Sibley Memorial Hospital
Dr. James T. Williams is a primary care physician affiliated with Sibley Memorial Hospital. He is a physician at Complete Concierge Care, a concierge medical group located in Sibley Memorial Hospital’s Medical Building. Dr. Williams was previously the medical director of the Johns Hopkins Community Physicians group at Sibley Memorial Hospital. Dr. Williams earned his undergraduate degree from the University of Virginia and his medical degree from the Virginia Commonwealth University School of Medicine. He completed his residency in family medicine with the Georgetown University department of family medicine, where he served as chief resident. Prior to joining Johns Hopkins Health System, Dr. Williams worked in a private practice with his father for ten years. Dr. Williams has been named a Top MD by Washingtonian Magazine perennially since 2014 and Consumers’ Checkbook Magazine, in addition to winning the Patient's Choice Award numerous times. He has served as a Clinical Professor of Family Medicine for both Georgetown and George Washington Medical Schools, as a trustee of the Sibley Memorial Hospital Foundation, and as a Trustee of Iona Senior Services. Jim is a native Washingtonian. He and his wife Jenny have lived in N.W. Washington D.C. since 2000 and have 4 adult children. Recent News Articles and Media Coverage Concierge Medicine Grows to Meet Patient Demands and Physician Frustrations. WTOP (02/04/2015) The Plight of Primary Care, Part 1 — ITT Episode 12, New England Journal of Medicine (July 6, 2023). Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Chronic Cough, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.
Sibley Memorial Hospital
Xiaojun Wu, M.D., Ph.D. is as assistant professor of pathology at Sibley Memorial Hospital where she will lead their hematopathology program. Dr. Wu received her M.D. from Zhejiang Medical University in China, and her Ph.D. from the University of Alabama at Birmingham. She continued at the University of Alabama at Birmingham for pathology residency training, followed by a fellowship in hematopathology. She then moved to New York where she completed a surgical pathology fellowship at Memorial Sloan Kettering Cancer Center. She subsequently joined the faculty at New York University from 2013-2015 and moved to the Washington area in 2015 and joined the faculty at George Washington University from 2015-2016. She has been with Johns Hopkins since 2016. Dr. Wu has 15 peer-reviewed publications, primarily in the field of hematopathology. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Large-Cell Immunoblastic Lymphoma, B-Cell Lymphoma, Non-Hodgkin Lymphoma, and Acute Myeloid Leukemia (AML).
Frederick P Smith MD A Division Of RCCA
Dr. Frederick P. Smith is a medical oncologist specializing in breast cancer at Sibley Memorial Hospital and an instructor at Johns Hopkins School of Medicine and Georgetown University School of Medicine. He has a private practice in Washington, D.C. He is affiliated with Sibley Memorial Hospital and Suburban Hospital. Dr. Smith earned his medical degree from Saint Louis University School of Medicine. He completed a residency in internal medicine at Georgetown University Hospital, followed by a fellowship in oncology. Dr. Smith was named a 2012 Top Doctor in the Washington, D.C., Baltimore and Washington-Baltimore areas by Castle Connolly, as well as a Top MD by Consumers’ Checkbook Magazine. Prior to joining Johns Hopkins, Dr. Smith was the director of extramural oncology research at Georgetown University. In this position, he contributed over 50 articles to peer-reviewed medical journals. Dr. Smith is an integral advocate in the community for promoting access to clinical research. He has also contributed to clinical trials. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Ovarian Carcinosarcoma, and Virilizing Ovarian Tumor.
Cullen Umosella Cullen & Cullen
Dr. Edward T. Cullen is an internist affiliated with Sibley Memorial Hospital. He practices out of Cullen, Umosella, Cullen & Cullen in Bethesda, Md. and Oxon Hill, Md. Dr. Cullen earned his medical degree from Georgetown University School of Medicine. He completed an internship in internal medicine at St. Vincent Hospital, followed by a residency in internal medicine at Geisinger Medical Center. Dr. Cullen has been named a Super Doctor by the Washington Post and a Top MD by Consumers’ Checkbook Magazine, as well as a Top Family/General Practitioner by Washingtonian Magazine. Recent News Articles and Media Coverage The Brothers Cullen. Bethesda Magazine (January/February 2008). Dr. Cullen is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Squamous Cell Lung Carcinoma, EGFR Positive Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), and Small Cell Lung Cancer (SCLC).
Center For Cancer & Blood Disorders
Victor Priego is a Hematologist Oncology specialist and an Oncologist in Bethesda, Maryland. Dr. Priego is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Myelodysplastic Syndrome (MDS), Anemia, Hemangioma Thrombocytopenia Syndrome, Thrombocytopenia, and Splenectomy.
Maryland Oncology Hematology PA
Carolyn Hendricks is a Hematologist Oncology specialist and an Oncologist in Bethesda, Maryland. Dr. Hendricks is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Triple-Negative Breast Cancer, and HER-2 Positive Breast Cancer. She is board certified in American Board Of Internal Medicine.
Potomac Internists
Theodore Li is a primary care provider, practicing in Internal Medicine in Washington, Washington, D.c.. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Chronic Cough, Fainting, Hypothyroidism, and Obesity in Children.
Potomac Oncology & Hematology
Dr. James Xu received a bachelor of science in chemical engineering with a minor in mathematics from Brigham Young University and his medical degree from University of Minnesota. He completed his internal medicine residency at the Yale-New Haven Hospital of Yale University in New Haven, CT, and his hematology and medical oncology fellowship at the New York-Presbyterian Hospital of Columbia University in New York City. Because of his unique background in engineering and medicine, Dr. Xu was the recipient of the American Society of Clinical Oncology-Conquer Cancer Foundation Young Investigator Award in 2011 and Merit Award in 2012. Dr. Xu is a strong advocate of precision medicine and he is the first person to have proposed and preliminarily confirmed the feasibility of using deep sequencing technology to detect genetic mutation in rare cell samples such as circulating tumor cells from cancer patients’ peripheral blood. He has published in peer-reviewed journals in lung, breast, and pancreatic cancers. Dr. Xu is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Pulmonary Embolism, Deep Vein Thrombosis, Protein S Deficiency, and Congenital Antithrombin 3 Deficiency.
Wyndham Wilson is an Oncologist in Bethesda, Maryland. Dr. Wilson is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are B-Cell Lymphoma, Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), and Burkitt Lymphoma.
James Kochenderfer is a Hematologist in Bethesda, Maryland. Dr. Kochenderfer is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Multiple Myeloma, Non-Hodgkin Lymphoma, B-Cell Lymphoma, Acute Lymphoblastic Leukemia (ALL), and Bone Marrow Transplant.
Last Updated: 01/09/2026






