Introducing a compassionate and skilled physician. If you're seeking expert neurosurgical care in Tulsa, Dr. Ryan Alexander Zengou, M.D. at Saint Francis Health System offers a rare blend of advanced training, compassionate care, and proven results. With over 15 years of experience, Dr. Zengou specializes in treating complex conditions of the brain, spine, and nervous system using both traditional and minimally invasive techniques. Patients appreciate his thorough approach, clear communication, and dedication to improving quality of life.