Our Team

Teressa of Dr. Duffy's office

Teressa, RDA

Practice Manager

Teressa began her career in pediatric dentistry in 1988 as a dental assistant and has been Dr. Duffy’s practice manager since November 1993. She holds a current license with the Texas State Board as a Registered Dental Assistant and is a member of the American Association of Dental Office Managers. Teressa and her husband Robby have been married for 30+ years and have 3 adult children Brad, Jennifer and Jessica, two of which are married. Teressa and Robby currently live in Roanoke with their youngest daughter Jessica and their grandson Tristan. Brad, Jennifer and their spouses live in Argyle and Mineral Wells. They love being grandparents and enjoy spending time with their growing family. Teressa loves being a grandparent and in her free time you can find her at the beach, camping and spending time with her family.

    Andrea of Dr. Duffy's

    Andrea, RDA

    Business Coordinator

    Andrea attended Texas State Technical College in 1998 and graduated in 1999 with her certification as a dental assistant and holds a current license with Texas State Board as a Registered Dental Assistant. Andrea started with Dr. Duffy in 2001, occasionally you will see her in the back office assisting with Dr. Duffy, but she is also experienced in Financial and Treatment coordinating with the front office. When Andrea is not working, she loves reading, traveling, dancing, and spending time with her family and friends. Andrea resides in Sanger with her husband Justin and children Kelley, Kinley, and their dog Tanner.

      Lynn of Debra Duffy's

      Lynn, RDH


      Lynn joined our practice in November of 2007. She graduated from North Central Texas College with an Associate of Science Degree in 1996 and Texas Women’s University in 2000 with a Bachelor of Science Degree in Dental Hygiene. Lynn loves working with children and strives to educate them about their dental health in a fun-loving environment. She lives in Pilot Point with her husband Ted and their son Cooper. When Lynn is not working, she enjoys spending time with her family, running, reading and scrapbooking.

        Samantha, RDH


        Samantha joined our office in September 2020. She graduated from University of Arkansas in 2016 with a bachelor’s in science and then from Texas A&M College of Dentistry in 2018 with a bachelor’s in science dental Hygiene. Samantha grew up enjoying visits to the dentist and found her passion in pediatric dentistry, providing that same positive experience for children who visit the office. She loves working with children and educating them on their oral health. Samantha lives in Dallas but is originally from Flower Mound and has a miniature goldendoodle named Riggins. In her spare time, Samantha loves to travel, work out, be outdoors, and spend time with friends and family. 

          Brigitte of Dr. Duffy's


          New Patient/Insurance Coordinator

          Brigitte joined our practice in June of 2013.  She has been in the dental field since 1999. Her experience is as a financial, treatment, insurance and new patient coordinator.  When she isn’t working she loves spending time with her family and friends.  She also loves to go country and western dancing, camping, fishing, hunting, boating, and has a love for pigs.  She resides in Corinth with her husband Joe and their youngest daughter Mikaela. Her oldest daughter, Nichole is married to Chad and they have 2 children. Brigitte’s grandchildren, Chase and Carleigh are the joys of her life.

            Yvette of Dr. Duffy's office


            Treatment Coordinator

            Yvette joined our practice in March of 2014. She started her career in dentistry in 2010 as a business office assistant and then as an office manager. Yvette has 4 children, 2 of which are currently attending college. As a single mother of 4, she also finds time to attend college part time to pursue a degree in Healthcare. Yvette lives in Denton and in her free time she enjoys spending time with her family traveling, dancing, reading and outdoor activities.

              Myra of Dr. Debra Duffy's

              Myra, RDA

              Clinical Assistant

              Myra recently joined our practice in May of 2014. She began her career as a dental assistant in 2010 and loves working with children. Myra lives in Irving with her cat Skylar and she loves to travel and spend time with family and friends.