Open Monday-Thursday: 8:00am - 4:30pm

(731) 281-4802 Request an Appointment

Dr. Amy Theriac Duncan

Dr. Amy Duncan is a northwest Tennessee native. She graduated from Union City High School and then went on to receive her Bachelor of Science degree in Chemical Engineering from the Tennessee Technological University in Cookeville, Tennessee. After her undergraduate degree, she pursued her Doctorate of Dental Surgery degree from the University of Tennessee College of Dentistry. Dr. Duncan still attends continuing education classes in cosmetic and restorative dentistry to further her education. She is a member of the American Dental Association and the Tennessee Dental Association. Dr. Duncan has been practicing dentistry since 2004, and is dedicated to helping each of her patients achieve their best smile. She treats patients of all ages and believes that everyone deserves a smile they can be proud of. Dr. Duncan and her husband are members of the Second Baptist Church in Union City. Together, they are the parents of a beautiful baby girl. When she’s not in the office, Dr. Duncan enjoys spending time with her family.

Dr. Duncan and Her Daughter Contact Us

Meet Our Team


Front Desk

Hollye graduated from Obion County Central High School and she is the smiling face that will greet you as you enter our practice. She has over 15 years of dental experience and began working for Dr. Duncan in 2016. Her kind, caring personality helps our patients feel at home. Hollye has 2 sons and 2 daughters in law. In her free time, she enjoys crafting and spending time with her friends and family.



Sheila is a graduate of McNairy Central High School and Jackson State Community College. She has taken extensive continuing education courses and is certified to administer nitrous oxide, do coronal polishing, and expanded function for prosthetics. Sheila has 29 years of experience in the dental field and has been working with Dr. Duncan since 2010. She is dedicated to educating her patients on the importance of good oral health, as well as helping patients achieve the smile they desire. She has two adult daughters, and she enjoys painting, golfing, and spending time with her friends and family.



Amy obtained a Bachelor of Science degree in Dental Hygiene in 2001 from The University of Tennessee Health Science Center in Memphis, TN. She has 16 years of dental experience and began working for Dr. Duncan in September 2016. Amy is married and has a son and daughter. She enjoys reading and spends the majority of her free time attending her children's sporting events.



Britne graduated from Dresden High School in 2016. She recently graduated from dental assisting school in 2018. Britne has her coronal polishing certification and will have her nitrous oxide certification in April. She enjoys watching Netflix and Hulu and spending time with friends and family. Britne doesn't have children, but Ioves her cat and dog. She loves meeting new people. She is caring and eager to learn more about dentistry.

New Patient Gift

We love to see new faces at Martin Dental Center. If it’s your first time visiting us, we encourage you to take advantage of our new patient gift. Please print or screenshot the coupon and bring it with you to your first appointment. We look forward to meeting you.

Martin Dental Center

Martin Dental Center