Daniel O. Claassen, MD, MS

Associate Professor of Neurology
Chief, Division of Behavioral and Cognitive Neurology
Director, Huntington’s Disease Center of Excellence

Dr. Daniel O. Claassen is a board-certified neurologist and an Associate Professor of Neurology at Vanderbilt University Medical Center. He has clinical expertise in neurodegenerative disorders characterized by disruptions to cognition, behavior and movement, and he sees patients in the Behavioral and Cognitive Neurology Division of the Department of Neurology. Dr. Claassen is a member of the training faculty for the Vanderbilt Interdisciplinary Training Program in Alzheimer’s Disease (T32).  

Dr. Claassen completed a master’s degree in nutrition and biochemistry at University of Georgia, medical school at Medical College of Georgia, and a neurology residency at Mayo Clinic. Dr. Claassen also completed a master’s degree in clinical research at University of Virginia. He joined the Vanderbilt faculty in 2011.