Doctors & Staff
Meet the experienced and friendly doctors and staff who make Sunburst Optical by Vista Eye Care a proud provider of vision care products and services in Tucson.
Tayla Meade O.D.
Dr. Tayla Meade was born and raised in Ohio where most of her family still resides. She studied Biology at Ohio University and then went on to complete her Doctor of Optometry, graduating with Cum Laude honors from The Ohio State University College of Optometry. Dr. Meade specializes in full scope optometric care, including ocular disease management, contact lens examinations, pre and post-op care for cataract surgery, and pediatric vision care.
Dr. Meade is a member of the Arizona Optometric Association, American Optometric Association and the Southern Arizona Optometric Society. She continues to stay up to date with the latest technology and treatment options.
Although now an Arizona resident, Dr. Meade continues to root for Ohio sports teams, especially Ohio State (Go Bucks!) She enjoys spending time with her husband, son and daughter. In her free time, she likes to travel and hike. She is also involved with the Tucson Junior League.
Kevin Koralewski O.D.
Born in Davenport, Iowa, and raised in Chicago, Illinois, Dr. Koralewski moved with his family to Glendale, California, in 1971. After graduating from Herbert Hoover High School in Glendale in 1977, he enlisted in the U.S. Navy for a six-year term, during which he served in the Western Pacific, including tours in Pakistan, Somalia, Diego Garcia, the Philippines, Mauritius, and Australia.
Following his military service, Dr. Koralewski pursued undergraduate studies at California State University, Northridge, and UC Berkeley. He earned his Bachelor of Visual Science degree from UC Berkeley in 1988, followed by his Doctor of Optometry degree from the UC Berkeley College of Optometry in 1990.
In 1990, he married Pamela, and in 1994, the couple relocated to Tucson, Arizona, after practicing in New Braunfels, Texas, and Galva, Illinois. The family includes his mother, Marlys; daughter, Emalie; son, Alex; daughter-in-law, Kim; and grandson, Bowie, all of whom reside in Tucson.
A dedicated member of the Veterans of Foreign Wars, American Legion, and Disabled American Veterans, Dr. Koralewski is also an avid motorcycle enthusiast. He has had the privilege of knowing and working alongside Dr. Liston and Dr. Brooks for over 20 years, and holds both in the highest regard.
Riley Williamson O.D.
Dr. Riley Williamson was born and raised in Alberta, Canada. He attended undergraduate school at Brigham Young University in Utah and graduated with a degree in Neuroscience. He later attended Southern College of Optometry in Memphis, TN. Dr. Williamson received multiple prestigious awards and graduated with Cum Laude Honors in 2012.
Dr. Williamson provides full scope Optometric care including diabetic eye exams, glaucoma treatment, diagnosis and management of cataracts and macular degeneration, treatment of dry eyes and eye infections, and contact lens examinations. He also has a true passion for pediatric eye care, myopia control and ocular nutrition.
Dr. Williamson is an active member of the American Optometric Association, Arizona Optometric Association, Southern Arizona Optometric Society and Ocular Nutrition Society.
He enjoys spending time with his wife and four children exploring the outdoors. When he has free time, he enjoys building naturalistic vivariums for his collection of tropical frogs.
Marcela Romero O.D.
Dr. Marcela Sierra-Romero is an Arizona native, born and raised in Tucson. She is a proud alumnus of the University of Arizona and graduated with a degree in Molecular and Cellular Biology. She discovered her passion for Optometry while working as an Ophthalmic Technician, and decided to pursue her Doctorate of Optometry from Western University of Health Science in Pomona, CA. Dr. Sierra-Romero provides full scope Optometric care including ocular disease management.
Dr. Sierra-Romero is a member of the Southern Arizona Optometric Association, Arizona Optometric Association and the American Academy of Optometry. She continues to stay up to date with the latest technology and treatment options. In her free time, she enjoys spending time with her husband, family, and friends. She especially enjoys rooting for the UofA Wildcats and the Los Angeles Dodgers.
Joseph Gilbuena O.D.
Dr. Gilbuena is originally from Oregon. He studied Biology and Botany at Oregon State University before completing his Doctor of Optometry at Pacific University College of Optometry. Dr. Gilbuena provides broad scope eyecare including ocular disease management, pre- and post-op care, and refractive services.
After gaining footing in the eye care industry practicing primary care optometry in Oregon, he joined the esteemed offices of Optivue (now Midwest Eye Consultants) in Toledo, Ohio where he practiced for four years. His return to the West brought him to Arizona where he has now practiced for nearly a decade.
He and his wife have three daughters. They love the outdoors, especially camping, hiking, kayaking, and going to baseball games.