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.

Debbie Rounds – Appointment Coordinator

Debbie is a native Texan but has been fortunate enough to live in several tropical states including Florida, California, and Hawaii. She recently moved back to Texas to spend time with her adorable grandkids, Drew and Abby, who keeps her plenty busy. She enjoys getting to know the patients and is eager to receive your phone calls and schedule any appointments.




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 son, friends, and family. Heather also loves helping others and is very accommodating in the dental office.


 Allison Holaday – Registered Dental Hygienist

Allison is a native of Orlando, FL and moved to Dallas to attend SMU. After graduating in 2006 she found her way to dentistry as a dental assistant for pediatric practices. She has her dental hygiene degree from Tarrant County College and has been a hygienist since 2012. Her warm approach and gentle nature ensure relaxed and comfortable hygiene visits. She is a newlywed, loves living in and exploring Dallas, taking fitness classes and spending time in her herb garden. She and her husband Bobby have no pets but lots of friends and family near and far.


Nicki Gattini – Registered Dental HygienistNicki Gattini

Nicki received a Bachelor’s of Science from Baylor College of Dentistry in 2005. Experienced, meticulous and gentile, her focus is on helping her patients understand the benefits of oral hygiene so they may be self-motivated to keep their mouths and bodies healthy. When not at the office, Nicki enjoys spending time with her husband and daughter and two dogs. Her hobbies include eating gelato, painting, dining out, traveling and outdoor activities.