Holly Murphy, MD

Catalina Filip, MD, is a board-certified neurologist. Her clinical interests are epilepsy, general neurology and she specializes in neurophysiology with epilepsy track. Dr. Filip is a member of the American Academy of Neurology and the American Epilepsy Society.

Thomas R. Gravelyn, MD, FCCP, FACP, has clinical interests in sleep medicine and chronic obstructive pulmonary disease (COPD). He is the medical director of the Trinity Health Ann Arbor Hospital Sleep Disorders Center. Dr. Gravelyn is a member of numerous professional organizations and societies. He is co-medical director at Trinity Health IHA Medical Group, Pulmonary, Critical Care & Sleep Medicine - Ann Arbor.