Dr. Johnston was born and raised in Austin, Texas. He received his Bachelor of Science Degree from Texas Christian University, located in Fort Worth, Texas and a Doctorate in Optometry at the Illinois College of Optometry. Dr. Johnston has been involved in the Optometric industry for over ten years and is licensed by the California State Board of Optometry and the state of Georgia. Prior to practicing in California, Dr. Johnston was the clinical director for a group ophthalmology and optometry practice in Atlanta, Georgia. Dr. Johnston specializes in medical optometry in several dimensions of care including primary care, pre and post op care of surgical patients, managing patients that have had LASIK and premium cataract surgery implants, and diagnosing and treating advanced pathology and disease. He serves as an adjunct faculty member at the University of Alabama at Birmingham School of Optometry. He currently serves as the Clinical Director of Optometric Services at Atlantis Eyecare in Orange and Los Angles counties. Dr. Johnston is a leader in the optometric field and regularly lectures in the community and to his colleagues in the field of optometry.