David B. Gaddis, DDS

Dr. Gaddis

Dr. Gaddis graduated from the University of North Carolina at Chapel Hill School of Dentistry in 2000. Prior to studying at Dental School, he attended the University of North Carolina at Chapel Hill obtaining his degree in Chemistry. Upon graduation, Dr. Gaddis entered the United States Air Force where he completed an Advanced Education in General Dentistry program and practiced for 3 years. Since he began practicing dentistry, Dr. Gaddis has kept up to date on many continuing educational classes, ensuring that his patients receive the most comprehensive and advanced dental care.

Holly Duncan, RDH


Born and raised in Shelby, Holly knew in 7th grade she wanted to be a hygienist. She started her senior year of high school working in a dental office as an assistant/ rover.

After graduating from Shelby High she decided to attend WPCC for dental assisting and after completing the program she worked for fours years as an assistant before going to ABCC for dental hygiene.

During her career she worked as a part-time instructor at WPCC for dental assisting. The calling has always been to work in a place where your patients become your extended family. Having worked for David Gaddis since 2003, she has been able to not only educate her patients the importance of oral health, but watch their families grow over the years.

With her husband Stacy, she has a blessed life with family, friends, and her love of travel.

Tonya Little, RDH


Tonya Little is an experienced dental hygienist of 24 years. She is a 1994 graduate of Central Piedmont Community College in Charlotte. Her career has included working in periodontal, general dentistry and pediatrics practices. She became part of the office of Dr. David Gaddis 14 years ago. She and her husband have been married for 23 years and have 2 beautiful children.