Our Practice

We provide care that will set the stage for your child’s dental care well into adulthood. Most people who have a fear of the dentist had bad experiences in their childhood. Our main goal is to make sure your child only has great experiences at Cumberland Pediatric Dentistry and Orthodontics, everytime. As both Pediatric and Orthodontic specialists, we know that we need to bring together technologies that protect your child’s health, comforts that help them receive anxiety-free dental care, and amenities that make trips to the dentist fun!

Our Doctors in Columbia, TN

Dr. Felix Vincent

Pediatric Dentist

Dr. Felix graduated with a Bachelor’s Degree in Biology from Boston University. He went on to obtain a Masters in Medical Sciences from Boston University School of Medicine.  Dr Felix then chose to pursue a career in Dentistry. He attended the Meharry School of Dentistry in Nashville followed by a Pediatric Dental residency at Howard University in Washington, DC. Dr. Felix joined our Cumberland family in July 2016.  He is an active member of the American Dental Association, National Dental Association, and American Academy of Pediatric Dentistry.

Dr. Felix is originally from East Lyme, Connecticut. He met his wife, Brittany, while in dental school and they now live in Spring Hill with their daughter, Brooke, and dog, Mr. Darcy.  In his free time, Dr Felix enjoys spending time with family and friends, playing soccer, traveling, spoiling his dog, and cheering on the New England Patriots. Dr. Felix loves being a Pediatric Dentist because he loves working with children.

Dr. Nixon Headshot

Dr. Carol Nixon

Pediatric Dentist

Dr. Carol Nixon is from Cleveland, Ohio but her southern roots attracted her to Nashville after completing her undergraduate education. She attended The Ohio State University and had a career in sales before entering dental school. She completed her dental education at Meharry Medical College in Nashville. Dr. Carol trained in a clinically and didactically intensive pediatric dental residency at Case Western Reserve University, which allowed her to obtain a profound experience in treating both well and special needs patients. As a board certified pediatric dentist, she is proficient in contemporary restorative and surgical methods, including laser dentistry. The cornerstone of each appointment is prevention and you will find that she loves to encourage her patients and is happy to answer any questions you may have during your visit.

A mom herself, you can be assured that she will care for your precious little ones as she does her own. Dr. Carol became a pediatric dentist because she always had positive experiences at the dentist, and she would like to make that a part of your child’s memory as well. Patients and parents alike appreciate her warm, upbeat personality and calm demeanor….especially with the most anxious of patients!

In her time away from the office, she enjoys spending time with her son Emory and their dachshund, Barkley. Together they enjoy outdoor activities and going to sporting events. Dr. Carol is also a self-proclaimed foodie and enjoys trying new restaurants, cooking at home, and watching the Food Network.

Dr. Keith Payton


Dr. Keith earned dual Bachelor’s degrees in Marketing and Biology from the University of Central Florida. He then moved to Nashville to complete pursue his dental degree at Meharry School of Dentistry where he graduated with honors.  Dr. Keith then continued his education receiving a Masters of Science in Orthodontics from Case Western Reserve University. Dr. Keith is currently a member of the American Association of Orthodontics, Southern Association of Orthodontists, American Dental Association, and the Tennessee Dental Association.

Originally from Florida, Dr. Keith now makes his home here in Tennessee with his wife, Felicia, and their sons, Kalani and Akari. In his free time, he enjoys playing soccer, painting, and spending time with his family.

Dr. Elizabeth Melvin


Dr. Melvin attended the University of Georgia where she earned her Bachelor of Science Degree in Biology and Psychology and graduated Magna Cum Laude. She then attended the University of Alabama at Birmingham School of Dentistry where she received her Doctor of Dental Medicine degree.

Dr. Melvin went on to pursue a career in orthodontics at the Louisiana State University Health Sciences Center School of Dentistry. Dr. Melvin is a member of both Phi Beta Kappa and the Omicron Kappa Upsilon Dental Society.

Dr. Melvin is originally from Atlanta, but she is very excited to call Nashville her new home! In her free time she enjoys trying new restaurants, spending time with friends and family, working out, reading, traveling, and rooting on the Georgia Bulldogs!   

Our Team

Kayla Glover

Practice Administrator

Sarah Ingram

Orthodontic Treatment Coordinator


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