Dr. Koerner has been practicing in Warrenton for over 33 years.  Dr. Koerner attended John Carroll University and was offered early acceptance to Case Western Reserve University of Dentistry. He accepted a position with the Public Health Service in the National Health Service Corps and worked in Grundy, Virginia. His first practice in Warrenton was with Dr. Bynal Haley in 1977. He has worked with Dr. Robert C. Flikeid for over five years. Dr. Koerner enjoys the small town feel of Warrenton and seeing patients grow up and bring their own families to him.

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