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Doctors and Staff

Meet the experienced and friendly doctors and staff who make Insight Vision Center the leading provider of vision care products and services in Johnson County.

Neal Troyer, O.D.

Dr. Troyer, a native of Altamont, Kansas, graduated from Kansas State University with a degree in Life Sciences. In 2003, he attended Illinois College of Optometry in Chicago, IL where he 006graduated with a Doctor of Optometry Degree in 2007. During his externship rotations, Dr. Troyer specialized in pediatrics, ocular disease, primary care and low vision. He is an active member of the Kansas Optometric Association, American Optometric Association, Heart of America Contact Lens Society and the Olathe Chamber of Commerce.

Dr. Troyer currently resides in Olathe, Kansas with his wife, Marci, his two daughters, Sloane and Demi, and son Teague.

Justin Weigel, O.D.

Dr. Weigel, a native of Kansas, received his Bachelor of Science degree from the University of Kansas where he graduated with honors. He received his Doctor of Optometry degree from Illinois College of Optometry in Chicago. Dr. Weigel’s training included rotations in advanced care, low vision, pediatrics, contact lenses and primary care. He currently is a partner with Dr. Troyer at Insight Vision Center, a practice that includes diagnosis, management and treatment of ocular disease and refractive conditions of the eye. 007

Dr. Weigel currently resides in Olathe with his wife, Jen, who is a Neonatal ICU nurse at Children’s Mercy, 2 sons, Camden and Beckett, and daughter Brielle. Dr. Weigel enjoys taking time to run with his 2 dogs and kids and is an avid sports fan that closely follows the Jayhawks during football and especially basketball season.


Kyle Marr, O.D.


Dr. Kyle Marr, O.D. grew up in Olathe, KS before moving to Chicago, IL to complete his Doctorate in Optometry from the Illinois College of Optometry. Dr. Marr’s clinical training focused on primary eye care, pediatrics, ocular disease, and contact lenses. He obtained his training from Edward Hines, Jr. VA Hospital, Loyola University Medical Center, and Children’s Mercy Hospital.

He resides in Olathe, KS with his wife, son, daughter, and dog. Dr. Marr enjoys spending time outdoors with his family, fishing, grilling, golfing, and supporting Kansas City’s sports teams.

He is a member of the American Optometric Association and Kansas Optometric Association.


Julie Zybko, O.D.
Dr. Zybko’s interest in optometry began in college when she apprenticed with an optometrist and saw the amazing impact that great vision has on people’s lives. The eyes and brain are fascinating to her and she was captivated by this field of work. Dr. Zybko was raised in Hill City, Kansas and attended the University of Kansas, graduating with honors. She traveled to Forest Grove, Oregon to study optometry at Pacific University and received her doctorate of optometry with distinction.
Dr. Zybko enjoys seeing patients of all ages. She particularly enjoys doing contact lens fits and has extensively worked with specialty contact lens fits and ocular disease. Dr. Zybko lives in Shawnee, Kansas with her husband and two boys. They love watching sports, playing outside, and traveling.