Ron Waksman is an Internal Medicine provider in Washington, Washington, D.c.. Dr. Waksman is highly rated in 32 conditions, according to our data. His top areas of expertise are Aortic Valve Stenosis, Coronary Heart Disease, Heart Attack, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Dr. Vera L. Sheen is a Johns Hopkins Community Physician practicing out of Sibley Primary Care located in Sibley Memorial Hospital’s Medical Building in Washington, D.C. She is affiliated with Georgetown University Hospital as well. Dr. Sheen has an expertise in internal medicine. Dr. Sheen earned her medical degree from University of Kentucky College of Medicine. She completed a residency in internal medicine at Barnes-Jewish Hospital. Dr. Sheen is highly rated in 17 conditions, according to our data. Her top areas of expertise are Vitamin D Deficiency, High Cholesterol, Vitamin B12 Deficiency Anemia, and Folate Deficiency.

Mohammed Al-Dalli is a primary care provider, practicing in Internal Medicine in Mclean, Virginia. Dr. Al-Dalli is highly rated in 52 conditions, according to our data. His top areas of expertise are Congenital Mitral Malformation, Sitosterolemia, Hypertensive Heart Disease, and Enlarged Liver. Dr. Al-Dalli is currently accepting new patients.

Christopher Duke, MD is a second-generation physician and native Washingtonian. His parents practiced medicine in Washington for four decades. Chris has practiced internal medicine here for 30 years. He attended George Washington University for his undergraduate and medical degrees. He completed Internal Medicine training at Penn State University. Chris practices evidence-based medicine while emphasizing empathy for his patients and their families. He personally knows and refers patients to the many outstanding specialists in Washington. He is excited to team with his patients to optimize their health and enjoyment of life. He has taught medical students at George Washington as an associate professor of medicine. He has been recognized by Washingtonian Magazine as a “Top Doctor” including in 2022. Outside of work, he enjoys traveling with wife Lilian and children Jacqueline and James. He loves attending Notre Dame football games and spoiling his pugs- Mini and Rockne! LinkedIn https://www.linkedin.com/in/christopher-duke-md-1126314. Dr. Duke is highly rated in 2 conditions, according to our data. His top areas of expertise are Rabson-Mendenhall Syndrome, Vitamin B12 Deficiency, Subacute Combined Degeneration, and Cellulitis.

Quang Pham is a primary care provider, practicing in Internal Medicine in Falls Church, Virginia. His top areas of expertise are Chronic Cough and Hepatitis C. Dr. Pham is currently accepting new patients.

Wonsock Shin is a primary care provider, practicing in Internal Medicine in Vienna, Virginia. Dr. Shin is highly rated in 24 conditions, according to our data. His top areas of expertise are High Cholesterol, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

Iago Pinal-Fernandez is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Pinal-Fernandez is highly rated in 18 conditions, according to our data. His top areas of expertise are Myositis, Polymyositis, Dermatomyositis, Antisynthetase Syndrome, and Lung Transplant.

Xin Zheng is a primary care provider, practicing in Internal Medicine in Arlington, Virginia. Dr. Zheng is highly rated in 16 conditions, according to our data. Her top areas of expertise are Severe Fever with Thrombocytopenia Syndrome, Hepatitis B, Liver Failure, Hip Replacement, and Splenectomy.

Paneez Khoury is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Khoury is highly rated in 16 conditions, according to our data. Her top areas of expertise are Hypereosinophilic Syndrome, Granulomatosis with Polyangiitis, Esophagitis, Eosinophilic Esophagitis, and Tissue Biopsy.

Robert Clark is a primary care provider, practicing in Internal Medicine in Bethesda,, Maryland. Dr. Clark is highly rated in 15 conditions, according to our data. His top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Richter Syndrome, Colonoscopy, and Endoscopy.

Dr. Jose A. Quiros is an internist affiliated with Sibley Memorial Hospital and Suburban Hospital. He has a private practice in Bethesda, Md. Dr. Quiros earned his medical degree from the Universidad Nacional Mayor de San Marcos. He completed an internship and residency in internal medicine at Georgetown University Hospital. Dr. Quiros has been named a Top Doctor by Washingtonian magazine. Dr. Quiros is highly rated in 14 conditions, according to our data. His top areas of expertise are Glossitis, Pernicious Anemia, High Cholesterol, and Vitamin B12 Deficiency.

Ellen Vaughey is an Internal Medicine provider in Annandale, Virginia. Dr. Vaughey is highly rated in 13 conditions, according to our data. Her top areas of expertise are Lung Metastases, Asthma, Asthma in Children, and Chronic Obstructive Pulmonary Disease (COPD).

Madina Haque is a primary care provider, practicing in Internal Medicine in Arlington, Virginia. Dr. Haque is highly rated in 11 conditions, according to our data. Her top areas of expertise are Autoimmune Hepatitis, Hepatitis, Non-Muscle Invasive Bladder Cancer, and Muscle Invasive Bladder Cancer. Dr. Haque is currently accepting new patients.

Michael Lincoln is an Internal Medicine provider in Silver Spring,, Maryland. Dr. Lincoln is highly rated in 11 conditions, according to our data. His top areas of expertise are Arrhythmias, Familial Progressive Cardiac Conduction Defect, Necrosis, Catecholaminergic Polymorphic Ventricular Tachycardia, and Pacemaker Implantation.

Christopher Koh is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Koh is highly rated in 10 conditions, according to our data. His top areas of expertise are Hepatitis D, Hepatitis, Portal Hypertension, Endoscopy, and Colonoscopy.

Michael Kletz is an Internal Medicine provider in Mc Lean, Virginia. Dr. Kletz is highly rated in 9 conditions, according to our data. His top areas of expertise are Allergic Conjunctivitis, Conjunctivitis (Pink Eye), Allergic Rhinitis, and Sinusitis.

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 highly rated in 9 conditions, according to our data. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Familial Hypertriglyceridemia.

John Tisdale is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Tisdale is highly rated in 8 conditions, according to our data. His top areas of expertise are Sickle Cell Disease, Hemoglobinopathy, Congenital Hemolytic Anemia, and Anemia.

Nelson Michael is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Michael is highly rated in 8 conditions, according to our data. His top areas of expertise are HIV/AIDS, Yellow Fever, Zika Virus Disease, and Japanese Encephalitis.

Patrick Monahan is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Monahan is highly rated in 7 conditions, according to our data. His top areas of expertise are Testicular Cancer, Tinnitus, Colorectal Cancer, Colonoscopy, and Endoscopy.

Ali Kamran is a primary care provider, practicing in Internal Medicine in Vienna, Virginia. Dr. Kamran is highly rated in 6 conditions, according to our data. His top areas of expertise are Tracheobronchomalacia, Esophageal Atresia, Tracheoesophageal Fistula, Diaphragmatic Hernia, and Endoscopy. Dr. Kamran is currently accepting new patients.

Louis Macareo is a primary care provider, practicing in Internal Medicine in Silver Spring, Maryland. Dr. Macareo is highly rated in 6 conditions, according to our data. His top areas of expertise are Dengue Fever, Viral Hemorrhagic Fever, Flu, and Togaviridae Disease.

Dr. Andrew N. Umhau is an internist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of Foxhall Internists in Washington, D.C. Dr. Umhau has an expertise in general internal medicine, with clinical interests in adolescent and young adult medicine, medical problems of pregnancy and cross-cultural issues. Dr. Umhau earned his undergraduate degree from Davidson College and his medical degree from Duke University. He completed a residency in internal medicine at Georgetown University, where he became chief resident. Dr. Umhau was named a Super Doctor by the Washington Post and has been named one of the Best Doctors in America. Castle Connolly named him a Top Doctor in the Washington, D.C. and Washington-Baltimore areas in 2012. Dr. Umhau also earned the 2009 Laureate Award by the American College of Physicians, Washington, D.C. chapter. Dr. Umhau is highly rated in 5 conditions, according to our data. His top areas of expertise are High Cholesterol, Recurrent Peripheral Facial Palsy, Facial Paralysis, and Bell's Palsy.

Dr. David M. Hansen is an internist affiliated with Sibley Memorial Hospital and Georgetown University Hospital. He practices out of Foxhall Internists in Washington, D.C. Dr. Hansen’s clinical interests range from preventive care to long-term management of chronic conditions, such as diabetes, hypertension and heart failure. Dr. Hansen earned his undergraduate degree from Harvard College and his medical degree from Johns Hopkins University School of Medicine. He completed a residency in internal medicine at Stanford University School of Medicine. Dr. Hansen previously served as clinical faculty of Stanford Medical School and practiced at the Stanford-affiliated Menlo Medical Clinic. Dr. Hansen has been named a Top Internist by Washingtonian magazine and Consumers’ Checkbook magazine. He has also been named one of the Best Doctors in America and a Super Doctor by the Washington Post magazine. Dr. Hansen is highly rated in 4 conditions, according to our data. His top areas of expertise are Alcoholic Cirrhosis, High Cholesterol, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.

Dr. Marta A. Schneider is an internist affiliated with Sibley Memorial Hospital. She has a private practice in Washington, D.C. Dr. Schneider earned her medical degree from George Washington University School of Medicine. She completed a residency in internal medicine at St. Francis Hospital Medical Center. Dr. Schneider is highly rated in 3 conditions, according to our data. Her top areas of expertise are Rickets, Osteomalacia, Frequent or Urgent Urination, Enlarged Liver, and Ureteroscopy.