Joseph Espiritu, M.D., FAASM, Co-Director
Dr. Espiritu is an assistant professor of internal medicine in the Division of Pulmonary, Critical Care and Sleep Medicine at Saint Louis University School of Medicine. He earned his medical degree from the University of the Philippines College of Medicine in Manila and completed a residency in internal medicine and one in pulmonary disease and critical care medicine at Saint Louis University School of Medicine. He also finished specialized training in sleep disorders medicine at the Mayo Graduate School of Medicine. He is board-certified in internal medicine, pulmonary disease and critical care medicine by the American Board of Internal Medicine and in sleep medicine by the American Board of Sleep Medicine. His areas of clinical expertise include pulmonary disease and sleep disorders.

Raman Malhotra, M.D., DABSM, Co-Director
Dr. Malhotra is an assistant professor in the Department of Neurology & Psychiatry at Saint Louis University School of Medicine. He earned his medical degree from the University of Missouri-Kansas City School of Medicine and completed a neurology residency and sleep medicine fellowship at the University of Michigan in Ann Arbor. He is board-certified in sleep medicine by the American Board of Sleep Medicine and the American Board of Psychiatry and Neurology. His areas of clinical expertise include obstructive sleep apnea, restless legs syndrome and narcolepsy. His research interests include how sleep disorders affect athletic performance and daytime sleepiness in traumatic brain injury.




Wegdan Andrews, M.D.
Dr. Andrews received her neurology training and neurophysiology fellowship at the University of Alabama at Birmingham. She is an assisstant professor of neurology in the Department of Neurology & Psychiatry at Saint Louis University School of Medicine. She is board-certified by the American Board of Psychiatry and Neurology, and the American Board of Electrodiagnostic Medicine. Her areas of interest includes narcolepsy, restless leg syndrome and obstructive sleep apnea.

Suma Chand, M.D., Ph.D.
Dr. Chand an associate professor in the Department of Neurology & Psychiatry at Saint Louis University School of Medicine. Dr. Chand is a clinical psychologist specializing in cognitive behavior therapy. She trained in clinical psychology (MPhil) from the National Institute of Mental Health & Neurosciences, India, in 1981 and later obtained her Ph.D. from the University of Bombay, India. She is licensed to practice clinical psychology in the United Kingdom and in the United States. More recently she worked in the Department of Psychiatry and Behavioral Sciences at the University of Louisville, providing cognitive behavior therapy services in the University Psychiatric Services unit. She has received training in cognitive behavior therapy from the Beck Institute for Cognitive Therapy and Research, Philadelphia, and is a certified member of the Academy of Cognitive Therapy. Cognitive behavior therapy is an effective evidence-based treatment for insomnia, and Dr. Chand has both a clinical and research interest in the area.

Ghazala Hayat, M.D.
Dr. Hayat is a professor of neurology and psychiatry at Saint Louis University School of Medicine. She earned her medical degree from King Edward Medical College in Pakistan and completed a residency at the Medical College Virginia, where she also finished specialized training in neuromuscular diseases and electrodiagnostic medicine. She is board-certified by the American Board of Psychiatry and Neurology and the American Board of Electrodiagnostic Medicine. Her areas of clinical expertise include peripheral neuropathies, compressive neuropathies, neuromuscular junction disorders and electrodiagnostic studies.

George Katsantonis, M.D.
Dr. Katsantonis is an adjunct professor in the Department of Otolaryngology-Head and Neck Surgery at Saint Louis University School of Medicine. He earned his medical degree from the National University of Athens Medical School and completed a residency at Saint Louis University Medical Center. He is board-certified by the American Board of Otolaryngology. His clinical expertise is in obstructive sleep apnea.

Shalini Paruthi, M.D., DABIM
Dr. Paruthi is an assistant professor of pediatrics at Saint Louis University School of Medicine and the co-director of the SSM Health Cardinal Glennon Children's Hospital Sleep Lab. She earned her medical degree from the University of Missouri-Kansas City School of Medicine and completed an internal medicine residency at the University of Michigan in Ann Arbor. She also completed a sleep medicine fellowship with a primary focus on pediatric sleep disorders at the University of Michigan in Ann Arbor. She is board-eligible in sleep medicine and board-certified by the American Board of Internal Medicine. Her areas of clinical expertise include pediatric obstructive sleep apnea, insomnia, restless legs syndrome, and narcolepsy. Her research interests include sleep apnea treatments including adenotonsillectomy.