Our Doctors

Jeffrey Santilli DDS

In 2011, 2013, 2014, 2015, 2016, 2017 and 2018 Dr. Santilli was voted by his peers and colleagues as one of the Top Dentists in Columbus, Ohio.

Choosing the right dentist can make all the difference in your smile as well as your overall health. Dr. Jeffrey P. Santilli and his staff believe you deserve the very best dental care and are committed to making your experience pleasant and comfortable. Using state-of-the-art dental technology and artistic ability, Dr. Santilli provides quality cosmetic smile makeovers, dental implants, as well as comprehensive family dental care.

Dr. Santilli is a life-long resident of the Columbus, Ohio area. He began his private practice upon graduating from the Ohio State University College of Dentistry in 1998 and completed a two-year fellowship in Implant Prosthodontics at The Ohio State University Implant Clinic after graduation. Dr. Santilli has a successful practice in Gahanna and acquired Diley Ridge Dental in January 2018.

Dr. Santilli has experience, skill and expertise in a wide range of cosmetic dental treatments, including dental crowns, dental bridges, porcelain veneers, root canals, teeth whitening, dental fillings, complete smile makeovers, and dental implant prosthodontics. His state-of-the art dental health facility is equipped with the newest equipment and technology available, allowing him and his staff to provide comprehensive, high-quality dental treatment in a relaxed and comfortable environment.


Dr. Santilli is committed to continuing education that allows him to stay up to date on the latest technology, techniques and materials available. His affiliation and involvement with the organizations listed below, along with attending frequent educational seminars, keep him in touch with the latest dentistry has to offer.

  •  American Dental Association
  • Ohio Dental Association
  • Columbus Dental Society
  • Academy of Osseointegration
  • Boucher Prosthodontic Conference
  • Academy of General Dentistry
  • Seattle Study Club
  • Spears Study Group

When not practicing dentistry, Dr. Santilli is a dedicated husband and father and enjoys spending time with his family. He is also an avid golfer and OSU Buckeye fan.





Tom Sarko DDS


Dr. Sarko is an Ohio Native who grew up outside of Youngstown. He is a 2014 graduate of The Ohio State University, where he received a Bachelor of Science in Zoology. While attending Ohio State, Dr. Sarko realized his love of science and service, and that both could be combined through the practice of dentistry. He then went on to complete his Doctor of Dental Surgery at The Ohio State University College of Dentistry and graduated in the class of 2018.

Dr. Sarko spent the past two years practicing in northeastern Ohio, before realizing that he was eager to return to Columbus. He is absolutely thrilled to be back and cannot wait to serve the community with the highest quality of care. Dr. Sarko has experience in a wide range of procedures including dental crowns, dental bridges, root canals, whitening, and is committed to continually expanding his skill set through the most up to date continuing education available.


Dr. Sarko is a member of the following associations:

  • ​American Dental Association
  •  Ohio Dental Association
  • Columbus Dental Association

When not practicing, Dr. Sarko spends the majority of his time with family and friends. He is a huge fan of the outdoors and enjoys a wide variety of sports. Saturdays he can be found cheering on the Buckeyes, and Sundays yelling at the TV while watching the Browns.





Dr. Jeffrey Santilli and his staff believe you deserve the very best dental care.

Contact us to Make an Appointment

Diley Ridge Dental is conveniently located to serve Canal Winchester, Pickerington, Groveport, Lancaster, and their surrounding communities.