Dr. Marvin Walker Sexton, MD

Dr. Marvin Sexton is a pulmonologist who specializes in sleep medicine and internal medicine, bringing three decades of clinical experience to his practice. He earned his medical degree from the University of Alabama School of Medicine and has dedicated his career to helping patients with complex respiratory and sleep disorders. Dr. Sexton is fluent in both English and Spanish, allowing him to serve a diverse patient population in the Dothan area.

Dr. Sexton is affiliated with Southeast Health and Flowers Hospital, practicing at multiple locations throughout Dothan, Alabama. He focuses on treating chronic lung disease and COPD, including cases with additional medical complications. His expertise includes performing pulmonary function testing and bronchodilator reversibility testing to evaluate lung health and breathing capacity. Patients have rated him 4.4 out of 5 on Vitals, reflecting their confidence in his comprehensive approach to respiratory care.