Dr. Parrish attended the University of South Florida and received his Bachelor of Science of Visual Sciences and his Doctor of Optometry from Illinois College of Optometry. He also received his Therapeutics Board Certification in 1989. He is a member of the American Optometric Association, Florida Optometric Association, and Lake Region Optometric Association. He is a former president of the Lake Region Optometric Association. Dr. Parrish joined Phillips, Salomon and Parrish in 1989.