Meet Our Team

Dallas Dentist

Let’s face it: most people are uncomfortable in a dental office. We realize this, so everyone on our team is committed to making every visit as easy and comfortable as possible. Our team’s skills are exceptional, and all the members continue to hone their skills by participating in ongoing training.

Dallas-DentistBrittany Pedigo – Office Manager

Brittany is Dr. Herwig’s oldest daughter. She graduated from Baylor University in 2007 where she was an Alpha Chi Omega and remains very social spending lots of time with friends and family. Baylor is also where she met her husband and they welcomed their son Grayson in 2016. She has a passion for music, movies, traveling and being outdoors. Having a dentist for a dad, Brittany has grown up around dentistry and enjoys the environment. Helping people get what they want and need for a healthy, beautiful smile is truly rewarding because the world looks brighter from behind a smile! Brittany is happy to discuss finances, insurance benefits, or answer any questions that you may have.

Melissa Mantooth – Appointment Coordinator

Melissa has been in dentistry her whole life, including offices in Dallas and Tyler, TX.  She enjoys spending time with her three children, loves to cook, and being outdoors with her dogs Allie & Brandi.




Heather Sewell – Registered Dental Assistant

Growing up in the small town of Abbott TX, Heather truly understands the meaning of family and friendship.  Her high school motto was, “A winner never quits and a quitter never wins”. For Heather, this encourages her tenacious spirit.  She enjoys being outdoors and spending time with her two sons and husband. Heather is compassionate in helping others and is very accommodating in the dental office.


Thao Kim – Registered Dental Hygienist

Thao received her degree in Biochemistry from Baylor University in 2008 then went on to obtain her degree in Dental Hygiene from the University of Texas School of Dentistry – Houston.  She served as class president and graduated summa cum laude. Upon graduation, she served on the Greater Houston Dental Hygiene Society board as Student Liason from 2012-2014.  After living in Houston for 10 years, Thao and her husband moved back to Dallas to be closer to family.  They have a 3 year old, Leah and are expecting a son in March of 2021.  Thao states, “After practicing at the same office for 8 years, I never thought I would be blessed twice in my career but somehow I was able to find Dr. Herwig’s office and feel right at home. Providing my patients with the utmost quality care as well as comfort has always been my priority. The individual relationships that I develop with those patients is just the cherry on top.”

Jenna Gillund – Registered Dental Hygienist

Jenna began her dental career as a dental assistant in Dallas, eventually making her way to work in Beverly Hills, CA.  Gaining her experience in general and cosmetic dentistry, she decided to further her career by becoming a dental hygienist.  She has since relocated back to Dallas to be near family and continue her hygiene journey.  She is passionate about the quality of care for her patients and the relationships they build, always putting her patients’ needs first.