Meet the Doctors

Leighton Wood, DDS, MS

Leighton Wood, DDS, MS

Orthodontist - kingsport, Tn & Bristol, VA

Board Certified - diplomate of the american board of orthodontics

Dr. Leighton Wood is an orthodontist with offices in Kingsport, TN and Bristol, VA. He received his Bachelor of Science degree from Middle Tennessee State University and his dental degree from the University of Tennessee. His orthodontic residency and Master of Science degree were completed at the University of North Carolina at Chapel Hill. He retired in the rank of full Colonel from the United States Air Force after 20 years service as an orthodontist and an orthodontic educator.

Dr. Wood is board certified by the American Board of Orthodontics and is a member of the College of Diplomates of the American Board of Orthodontics, the American Association of Orthodontists, and the American Dental Association.

Dr. Wood is one of the most experienced and leading providers in the Tri-Cities area of Invisalign® and Invisalign Teen® clear aligners. He was recognized by Invisalign as a Premier Elite Provider, meaning he has treated more than 1500 Invisalign cases and starts about 150 new cases each year. He is an Elite Provider and one of the largest Invisalign Teen providers in the area. 

John Marshall Jewett, DMD

John Marshall Jewett, DMD

Orthodontist — Johnson city, TN

Board Eligible – American Board of Orthodontics

Dr. Marshall Jewett is an orthodontist with an office in Johnson City, TN. He received his Bachelor of Science in Mathematical Sciences with a focus in Biology from Clemson University. He then attended the Medical University of South Carolina where he studied to earn his Doctor of Dental Medicine degree at the James B. Edwards College of Dental Medicine. Following dental school, Dr. Jewett moved to Washington, D.C., where he received specialty training in Orthodontics and Dentofacial Orthopedics from MedStar Washington Hospital Center and Children’s National Hospital.

Having grown up in Kingsport, TN, and graduated from Dobyns-Bennett high school, Dr. Jewett is excited to be back home in the Tri-Cities and to practice orthodontics. His hobbies include tailgating for Clemson Tigers football games, camping and hiking, swimming and socializing with family and friends. His wife is Dr. Sarah Carlisle, a dentist in Johnson City. Dr. Jewett and Dr. Carlisle met while attending dental school at MUSC, and together they like hiking with their pups Maya and Louis!

Dr. Jewett loves his job, his team and his community! As an orthodontic specialist, he is excited to provide treatment using fixed and removable appliances to correct malocclusions and brighten smiles for kids, adolescents and adults!