Dr. Robert J. Baumgartner

Thomas Winkler is an Otolaryngologist and an Oral and Maxillofacial Surgeon in Chevy Chase, Maryland. Dr. Winkler is rated as a Distinguished provider by MediFind in the treatment of Trachoma. His top areas of expertise are DFNB1, Jones Syndrome, Nonallergic Rhinopathy, and Palatal Myoclonus.

Dr. Leslie F. Hao is an otolaryngologist affiliated with Sibley Memorial Hospital. She practices out of Chevy Chase ENT Associates in Chevy Chase, Md. Dr. Hao earned her medical degree from the Columbia University College of Physicians and Surgeons, where she served as the William Randolph Heart Research Fellow of the Deafness Research Foundation. She earned the Alfred Steiner Research Prize and the Harold Lamport Award for her medical student research. Dr. Hao completed a residency in otolaryngology and head and neck surgery at the University of Maryland Medical Center, where she was awarded the VA Gold Pin for outstanding patient care. Dr. Hao is a fellow of the American Academy of Otolaryngology. Dr. Hao was named a Top Doctor in the Washington, D.C., Baltimore and Washington-Baltimore areas by Castle Connolly in 2012. She has also been named a Top Doctor by U.S. News & World Report, as well as Consumers’ Checkbook magazine. Dr. Hao is rated as a Distinguished provider by MediFind in the treatment of Trachoma. Her top areas of expertise are TMJ Disorders, Benign Paroxysmal Positional Vertigo, Jones Syndrome, and Trachoma.

Michael Arenstein is an Otolaryngologist in Gaithersburg, Maryland. Dr. Arenstein is rated as an Advanced provider by MediFind in the treatment of Trachoma. His top areas of expertise are Trachoma, Laryngitis, Ruptured Eardrum, Infant Hearing Loss, and Myringotomy. Dr. Arenstein is currently accepting new patients.