John E. Fortunato, Jr, MD, MBA

Locations

About Me

Dr. John Fortunato is a pediatric gastroenterologist specializing in the care of children with complex motility disorders and disorders of gut-brain interaction (DGBI). He utilizes a comprehensive biopsychosocial model that integrates medical psychology, nutrition, and interdisciplinary collaboration across pediatric and surgical specialties to deliver holistic, patient-centered care.

His research focuses on advancing digital health tools to incorporate patient-reported outcomes into clinical practice more effectively. His clinical and academic expertise centers on the relationship between the autonomic nervous system and functional gastrointestinal disorders, with particular focus on chronic nausea and irritable bowel syndrome (IBS).

Dr. Fortunato has served over two decades in the military reserves—first with the U.S. Navy, and now as a senior flight surgeon with the U.S. Air Force Reserve. He currently holds the position of Chief of Aerospace Medicine with the 445th Airlift Wing at Wright-Patterson Air Force Base.

He earned his executive training at Northwestern University’s Kellogg School of Management with a concentration in healthcare strategy and operations. As a Zell Entrepreneurial Fellow, he successfully launched one of the first pediatric-focused telemedicine services, pioneering new models of virtual specialty care.

Clinical Interests

​Neurogastroenterology and motility disorders