Treating our patients like family for over 30 years

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Jennifer – is a certified and registered dental assistant. She has worked with Dr. Dunn since 2013. Her favorite part of working with our team is building strong relationships with our patients. On the weekends, Jennifer enjoys spending time with her wonderful husband and their dog, Daisy.

Jennifer and Marissa Darla, Becky and Donna Thomas R. Dunn, D.D.S.

Dr. Dunn is a Omicron Kappa Upsilon Graduate of Loma Linda University School of Dentistry. He is a member of the American Dental Association, Tennessee Dental Association, and the Chattanooga Area Dental Society. He feels that the privilege of serving others' dental needs has been his personal blessing which he enjoys more with each passing year. In other words, he loves his work.


Dr. Dunn's personal time is filled with his wonderful wife and family, including his grandchildren, farm chores, and "church stuff." He has enjoyed short-term mission service in Haiti, Kenya, Tanzania, Pohnpei, FSM.

Thomas R. Dunn, D.D.S.

Meet the Caring Dental Team

Darla – is a registered dental assistant and has served as Dr. Dunn's office manager for over 14 years. During this time, she has met some wonderful patients that has become like family. It has been her privilege to work in an office developing strong relationships and providing our patients with excellent and tender care.


When not working Darla loves to cook, bake and entertain. The highlights of her days are spending time with her husband of 30 years, their daughter, son-in-law, son, and precious grandson.

Dental Assistant & Hygienists

Dental Assistants

(From Left to Right) Darla, Becky, and Donna

(From left to right) Jennifer and Marissa

Learn more about your friendly dental team. We've been serving the Chattanooga community for over 14 years.


Be part of our growing dental family, call us at 423-553-7950 or visit 1720 Gunbarrel Rd Suite 210, Chattanooga, TN.

Becky – has been a registered dental hygienist for 30 years and has enjoyed working with Dr. Dunn for almost 5 years. She is married and has 3 daughters. When not at work, Becky enjoys her family and has a passion for helping out others with health challenges.

Donna – a part-time registered dental hygienist joined our team in March 2008 after moving here from Michigan. She graduated from the School of Dental Hygiene at the University of Michigan and has over 35 years of experience working in General, Periodontics, Pedodontics, and Prison Dentistry. She strives to provide thorough yet gentle care while educating and encouraging her patients. She is dedicated to her family, faith, and profession; and feels blessed to be a part of a practice that maintains exceptional quality and is Christ-centered. During her spare time, Donna takes care of her family, dotes on her granddaughter and volunteers in church and school.

Marissa – is a registered dental assistant and a graduate of Chattanooga State Community College. She's worked with Dr. Dunn since 2015. When not at work, you can find her with a book in hand. She married her best friend August 27, 2015 and lives with him and their 3 very loved pets.