Newnan, GA Dentist


Kelley Brummett, D.M.D

Dr. Kelley Brummett originally practiced as a nurse after graduating from the University of Kansas with degrees in communication and nursing. She quickly realized that nursing was not her passion and went on to attend the Medical College of Georgia where she earned her degree in dentistry. Her goal as a dentist is to provide quality care that meets every individual’s dental and overall health needs. Dr. Brummett continues her education with regular visits to the Pankey Institute and is a Clinical Instructor at Georgia Regents University.

In her free time, Dr. Brummett enjoys spending time with her husband and two children, traveling, reading, and playing with her dogs. She is also an active member of the ADA, GDA, AGDA, and an alumnus of the Pankey Institute.


Robin Bushman, RDH

With more than 20 years of experience as a dental hygienist, Robin loves working for Oak Hill and appreciates the opportunity to treat every patient as an individual. Since growing up in middle Georgia, she has always called Coweta County home. Robin feels fortunate to practice with a team that truly cares about their patients and finds joy in assisting them to find their best smile.

Robin enjoys hiking, kayaking, and spending time outdoors with her husband. She also has a son who is currently attending Georgia Southern College.


Laura Duncan, RDH

Laura was born and raised in Newnan, Georgia and graduated from the University of West Georgia with a Bachelor of Science in Biology. She continued her education by attending West Georgia Technical College earning her AAS in dental hygiene. Laura is passionate about her career as a hygienist and enjoys developing relationships with her patients and educating them on their oral health.

Laura and her husband welcomed their first son, Jacob, into the world in July of 2016. Her hobbies include running, baking, and spending time with family.


Nikki McKight, Patient Manager

Nikki was born and raised in Newnan, Georgia and attended Georgia Southern University where she was a member of the soccer team. She enjoys being able to build lasting relationships with the patients that visit. She is passionate about helping others and takes pride in being part of the Oak Hill Dentistry mission to treat each patient with excellent care for their overall health.

Nikki is married to her high school sweetheart and they live with their two rescue dogs. In their free time, they enjoy being outside, fishing, boating, and hunting.


Milissa Lewis

With more than 20 years of experience, Milissa is a dedicated dental assistant focused on caring for her patients. She strives to make each patient feel like a part of their family and make every visit as comfortable as possible. Milissa loves working with Dr. Brummett and the Oak Hill Dentistry team because of the love and care they give to everyone who walks through their doors.

Milissa loves football, and in her spare time enjoys cooking, gardening, and spending time with her son and two granddaughters.


Matthew, Office Dog

Matthew is the Brummett family’s third dog and acts as the office mascot/patient greeter. Our team and patients love seeing Matthew around the office and helps keep the atmosphere fun and relaxed. He enjoys sleeping, greeting patients (especially kids!), begging for food, and being around people.