Friendly and experienced Professionals
Dr. Kevin D. Younkin, D.D.S., M.S.
Dr. Kevin Younkin did his undergraduate studies at Otterbein College from 1987-1990. He received both his dental degree (1994) and his Master's in Endodontics (2000) from the Ohio State University. He has served as president, vice president, and secretary/treasurer of the Ohio Association of Endodontists. In his free time he enjoys running, tinkering in the garage and spending time with his family.
Dr. Lisa M. Poweski, D.D.S., M.S.
Dr. Lisa Poweski completed her undergraduate degree in 2004 from John Carroll University in University Heights, Ohio. She then attended The Ohio State University and received her Doctor of Dental Surgery degree in 2008. She completed a general practice residency in 2009 and obtained her Endodontic master's degree in 2012 at Ohio State. Lisa has successfully completed both the written and oral portions of her board certification. She is currently a member of the American Association of Endodontists, Ohio Association of Endodontists, American Dental Association, Ohio Dental Association, and Columbus Dental Society. In her free time she enjoys working out, reading, and spending time with her husband Thad and daughters Mia and Eva. She truly enjoys caring for her patients and taking the time to make them comfortable.
Dr. Kathryn Younkin, D.D.S., M.S.
Dr. Kathryn Younkin is a three time graduate of The Ohio State University. She completed her B.S.N. in 1989, graduated summa cum laude from dental school in 1995 and obtained her Master's Degree in Endodontics in 2002. Her energy is now mainly spent on enjoying time with her family. The office is a reflection of her design and management style, and she feels very blessed to be part of its creation and to have been able to care for so many wonderful patients.



Front Desk Coordinator
Renee is one of our exceptional front desk coordinators. She previously worked with the Younkins when they were endodontic associates and rejoined them in their practice in 2010. She has been in the dental field since 1989. Outside of the office, Renee enjoys baking, biking, scrapbooking and spending time with her husband, John, and daughters, Courtney and Carli.
Front Desk Coordinator
Heidi has been in the dental field since 1997. She has been married 20+ years and has one daughter and one son. Heidi enjoys church and spending time with her family.
Front Desk Coordinator
Tracy is the newest member of our front office staff. She is a graduate of the University of Nebraska-Omaha with a B.S in Biotechnology. In her free time, Tracy enjoys photography, gardening, going to the movies and spending time with her husband, Tom, and son and daughter, Casey and Claire.
Dental Assistant
Daniel is originally from Ghana, West Africa. He received his dental assisting training from Ohio Business College and has been working as a dental assistant since 2009. Daniel holds certifications in nitrous oxide monitoring and CPR. He also speaks five Ghanaian dialects and enjoys working on cars in his spare time.

Dental Assistant
Kristina received her education from First Impressions Dental Assisting Program and currently holds certifications in nitrous oxide monitoring and CPR. She has been married for 8 years and has three daughters, Kylie, Kora, and Klaire. She enjoys fishing with her husband, Justin, spending time with family, and taking daily walks with her daughters and their two dogs.