MediFind found 5 doctor with experience in Homocystinuria near District of Columbia, US. Of these, 2 are Advanced, 2 are Experienced and 1 are Distinguished.
Ali Safayan MD PC
Ali Safayan is a primary care provider, practicing in Internal Medicine in Washington, Washington, D.c.. Dr. Safayan is rated as a Distinguished provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Homocystinuria, Methylmalonic Acidemia with Homocystinuria, Inborn Amino Acid Metabolism Disorder, and Vitamin B12 Deficiency Anemia.
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 Homocystinuria. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Familial Hypertriglyceridemia.
Foxhall Internists PC
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 rated as an Advanced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Alcoholic Cirrhosis, High Cholesterol, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.
Kimberly Chapman is a Medical Genetics specialist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Chapman is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Ehlers-Danlos Syndrome (EDS), Brittle Cornea Syndrome, Methylmalonic Acidemia, and Mitochondrial Trifunctional Protein Deficiency.
Children's Hospital
Natasha Shur is a Medical Genetics specialist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Shur is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Pyruvate Carboxylase Deficiency, Phenylketonuria (PKU), Ehlers-Danlos Syndrome (EDS), and Lowe Syndrome.
Last Updated: 01/09/2026