Dr. York is a Board Certified Fellow of the American Academy of Optometry. He received his O.D. degree from Northeastern StateUniversity in Tahlequah, OK with Honors. After graduation, he served 20 years in the United States Navy that included two tours of overseas duty (Japan, Iceland). During his military service he completed an MBA at Texas A & M Corpus Christi University, a PhD in vision science from University of Alabama at Birmingham, and flight training at Pensacola, Florida, earning an Aerospace Optometrist Distinction.