Imes Sleep Services


About Us

Dr Imes

Dr. Norman K Imes, MD

Dr. Imes received his medical degree at the University of Oklahoma, and he obtained his Internal Medicine and Pulmonary training at the same institution. He is licensed to practice medicine in Oklahoma, Nebraska, Wyoming, South Dakota and Texas. Dr. Imes has a long-standing interest in sleep related breathing disorders, and he helped publish some of the first articles in the medical literature describing sleep apnea syndrome and its pathophysiology. As an American Lung Association Fellow during his Pulmonary Disease training, he began working with Dr. William Orr researching respiratory disorders in sleep.

Dr. Imes practiced pulmonary, critical care, and transplant medicine for 30 years at a large tertiary referral hospital in Oklahoma. He has served as Medical Director for Kindred Hospital, President of the American Lung Association in Oklahoma, President of Oklahoma Thoracic Society, and President of the OU College of Medicine Alumni Society, and he is a Fellow of the American College of Chest Physicians. Dr. Imes is board certified by the American Board of Medical Specialties in Internal Medicine, Pulmonology and Sleep Medicine, and he is a Clinical Professor of Medicine at the OU Health Sciences Center.

Shawn Fadum, PA-C

Shawn Fadum, PA-C graduated from the University of Central Oklahoma with a bachelor of science in biology in 2012. He worked as a certified pharmacy technician for three years prior to getting his Master of Health Science in the Physician Associate Program at the University of Oklahoma Health Sciences Center in 2015.

PA Fadum has 8 years experience practicing in primary and urgent care settings. PA Fadum is certified by the National Commission for Certification of Physician Assistants and BLS certified. He is a member of the Oklahoma Academy of Physician Assistants. He is also certified by the National Registry of Certified Medical Examiners to perform DOT physicals. In his spare time PA Fadum loves spending time with his wife and dogs, fishing, and playing soccer.