Dr. Arthur Darrell Hagan, MD

Dr. Arthur Hagan is a cardiovascular disease specialist who graduated from the University of Iowa and completed his residency at United States Naval Medical Center. With 67 years of clinical experience, he brings extensive expertise to his practice in cardiovascular medicine. Dr. Hagan is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Hagan practices at Stillwater Medical Center and maintains affiliations with multiple locations throughout Stillwater, Oklahoma. He specializes in treating sleep disorders, including obstructive sleep apnea and pediatric sleep apnea. His clinical expertise includes performing sleep studies, polysomnograms, and pulmonary function testing to diagnose and manage breathing-related sleep conditions. Patients consistently rate Dr. Hagan highly for his care, giving him an average rating of 5.0.