5205 N. O’Connor Blvd.
Suite 150
Irving, TX 75039
(972) 556-2122

Education Combined with Expertise

Dr. Jack B. Siegrist

Dr. Siegrist has been practicing dentistry and improving smiles for an impressive 43 years now, with nearly a quarter of a century spent here at his Irving, TX practice right in his hometown. He received his education from University of North Texas (back when it was called North Texas State University)  and Baylor College of Dentistry, also receiving additional training in dental implants, All-on-4, CEREC, Invisalign, and advanced bone grafting. He is additionally a member of the American Dental Association and Texas Dental Association. He loves helping his patients achieve the smile they want, and seeing how happy they are with his work is what makes it all worthwhile.

Dr. Siegrist and his wife Vicki have three grown children, four grandchildren, and a daughter-in-law who is a general dentist in Crested Butte, CO. When he has free time, he enjoys spending time with the grandchildren and playing golf. In past, he also raced off road motorcycles for almost 30 years!

Kristen, Business Office Manager & Benefits Coordinator

Originally from Dallas, Kristen has spent the last fourteen years helping patients at our Irving, TX practice. She attended Collin County Community College and is additionally a registered dental assistant. She loves being able to help patients get the most of their dental benefits so they can improve their smile!

Kristen and her husband Frank have two children and a dog. When she isn’t busy at the office, she enjoys cooking, reading, and camping with family. She also has spent time on church mission trips, helping build a home in Mexico for a homeless family with Casas for Cristo.

Cande, Dental Assistant

Cande has been working for Dr. Siegrist for eight years now, with sixteen years of overall experience in the dental field. She is a registered assistant and has undergone training for Invisalign. Her favorite thing about her job is being able to take care of patients to the best of her ability and help them feel at ease.

Cande has three grown children and five beautiful grandchildren. In her free time, she enjoys spending time with family, going to church, and reading. In the past, she worked at Carswell Military Base in her spare time, providing dental care to active duty soldiers.

Rebekah, Dental Hygienist

Rebekah is originally from Mount Pleasant, and she’s worked at our practice for the past eight years. She attended both UT of Austin and Baylor College of Dentistry, and today, she’s a registered hygienist with a bachelor’s degree in science. She loves getting to work with such a great team and dentist!

When Rebekah has free time, she enjoys being outdoors, playing the guitar, and spending time with her dog Penny. She also volunteers for CASA (Court Appointed Special Advocate) in order to help foster children in the DFW area.

Michelle, Dental Hygienist

Originally from West Covina, CA, Michelle has been a member of our Irving, TX dental team for fourteen years now. She attended Midwestern State University and is a registered hygienist with a bachelor’s degree in science. Her favorite thing about her job is that it allows her to help patients improve their oral health.

Michelle and her husband Trent have a daughter named Alexis and a cat. In her spare time, she enjoys running, taking photos, and listening to music. She also plans to visit all 50 states in the US within the next 15 years!