Chad Ruoff, M.D., is an internal medicine physician specializing in sleep medicine. He enjoys evaluating and treating all sleep disorders such as: Sleep Disordered Breathing (e.g., Obstructive Sleep Apnea, Central Sleep Apnea, Cheyne-Stokes Respiration, Complex Sleep Apnea) CNS Hypersomnias (e.g., Narcolepsy and Idiopathic hypersomnia).