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 Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Homocystinuria, Methylmalonic Acidemia with Homocystinuria, Inborn Amino Acid Metabolism Disorder, and Vitamin B12 Deficiency Anemia.

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 Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Familial Hypertriglyceridemia.

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 Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Alcoholic Cirrhosis, High Cholesterol, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.

Tammy Tsuchida is a Neurologist in Washington, Washington, D.c.. Dr. Tsuchida is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. Her top areas of expertise are Epilepsy in Children, Seizures, Hemimegalencephaly, Epilepsy, and Liver Embolization.

Dr. Jeffrey Sherman is an internist affiliated with Sibley Memorial Hospital and George Washington University Hospital. He has a private practice in Washington, D.C. Dr. Sherman earned his medical degree from Icahn School of Medicine at Mount Sinai, where he also completed his internship. He completed a residency in internal medicine at Albert Einstein-Montefiore Medical Center, followed by a fellowship in rheumatology at the National Institutes of Health Clinical Center. Dr. Sherman was named a Regional Top Doctor in 2014 by Castle Connolly. Dr. Sherman is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Raynaud Phenomenon, Idiopathic Hypersomnia, Lactose Intolerance, and High Cholesterol.

Nicholas Ah Mew is a Medical Genetics specialist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Ah Mew is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Urea Cycle Disorders (UCD), Maple Syrup Urine Disease, Argininosuccinic Aciduria, and Propionic Acidemia.

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 Inborn Amino Acid Metabolism Disorder. Her top areas of expertise are Ehlers-Danlos Syndrome (EDS), Brittle Cornea Syndrome, Methylmalonic Acidemia, and Mitochondrial Trifunctional Protein Deficiency.

Christina Grant is a Pediatrics specialist and a Medical Genetics provider in Washington, Washington, D.c.. Dr. Grant is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. Her top areas of expertise are Mucopolysaccharidoses (MPS), Mucopolysaccharidosis Type 7 (MPS VII, Sly Syndrome), Mucopolysaccharidosis Type 4 (MPS IV, Morquio Syndrome), and Mucopolysaccharidosis Type 4A (MPS IVA, Morquio Syndrome Type A).

William Gaillard is a Psychiatrist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Gaillard is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Epilepsy, Seizures, Status Epilepticus, Liver Embolization, and Deep Brain Stimulation. Dr. Gaillard is currently accepting new patients.

Mendel Tuchman is a Medical Genetics specialist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Tuchman is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are N-Acetylglutamate Synthase Deficiency, Urea Cycle Disorders (UCD), Carbamoyl Phosphate Synthetase 1 Deficiency, and Argininosuccinic Aciduria.

Kuntal Sen is a Pediatric Neurologist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Sen is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Urea Cycle Disorders (UCD), Hydranencephaly, Lissencephaly 2, and Cortical Dysplasia.

Wei-liang Chen is a Pediatric Neurologist and a Medical Genetics provider in Washington, Washington, D.c.. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His top areas of expertise are Megalencephaly-Capillary Malformation Syndrome, Seizures, Epilepsy, and Urea Cycle Disorders (UCD).

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 Inborn Amino Acid Metabolism Disorder. Her top areas of expertise are Pyruvate Carboxylase Deficiency, Phenylketonuria (PKU), Ehlers-Danlos Syndrome (EDS), and Lowe Syndrome.