Our Philosophy

We look forward to meeting you and your child. We strive to help your child achieve and maintain excellent oral health that will last for a lifetime. Our goal is to provide the finest in pediatric dental care and orthodontics in an open, relaxed and enjoyable atmosphere. This will result in a beautiful broad and healthy smile and teeth.

The Villalon Callis Pediatric Dentistry & Orthodontics team is committed to providing the highest level of care with the latest in state-of-the-art technology like laser dentistry: no drills, no shots. Each member of our team is dedicated to sharing our compassion and enthusiasm for your child's dental care and to meet and exceed all levels of expectation. The best care is based on a relationship of trust and mutual understanding between the parents, the patients, the staff and the pediatric dentist.

Meet Our Team

Ben Villalon, D.D.S.

Pediatric Dentist Dr. Ben VillalonDr. Villalon’s name is most easily pronounced like “be alone” but with a V, or just call him Dr. Ben as the kids like to refer to him. Dr. Villalon began his dental career as a pediatric dental resident at Texas Children’s Hospital. Since then he has been in a private practice for over 20 years. He specializes in dentistry for children to provide healthy smiles. Dr. Villalon has been happily married for over 25 years. He enjoys traveling in his free time and spending time with family.

Dr. Villalon is a member of the following dental organizations:

Amber Callis, D.D.S.

Pediatric Dentist Dr. Amber CallisDr. Callis completed her undergraduate studies with a Bachelor of Science degree from Texas A&M University and then earned her dental degree from Baylor College of Dentistry. She completed her pediatric residency training at Children’s Medical Center in Dallas, Texas focusing on the special needs and treatments available to children. Dr. Callis became board certified in 2009, and she serves as Clinical Assistant Professor at The University of Texas School of Dentistry at Houston. As a native Houstonian, she enjoys spending time with her husband and son, traveling and savoring new cuisines.

Dr. Callis is a member of the following dental organizations:

Aaron Menchaca, D.D.S.

Pediatric Dentist Dr. Aaron MenchacaDr. Menchaca was born and raised right here in Sugar Land. He graduated from The University of Texas at Austin and later earned his Doctor of Dental Surgery degree from The University of Texas Health Science Center at Houston School of Dentistry. He completed his specialty training in pediatric dentistry at The University of Texas Health Science Center at San Antonio School of Dentistry. In his spare time, he enjoys traveling, spending time with his family and friends, taking advantage of the Houston theaters, and playing with his two dogs, Milo and Coco.

Dr. Menchaca is a member of the following dental organizations:


Executive Staff Members

Yvette ~ Office Manager

Yvette ~ Office ManagerYvette has been a member of our team since 1989 serving as the Office Manager. She is a former dental assistant and has been in the dental field for over 30 years specializing in general dentistry, orthodontics and pediatric dentistry. Yvette has two handsome sons, Benjamin and Nicholas. She loves dogs, especially her Shih Tzu, Bella and Chihuahua, Chuy.

Dental Hygienists

Sadia Siddiqui, R.D.H.

Sadia Siddiqui, R.D.H.Sadia received her Bachelor of Science degree in Biology from Hartwick College in 2010 and completed her Dental Hygiene degree from Lone Star College Kingwood in 2013. She has over three years’ experience starting with general dentistry and periodontics extending to pediatric dentistry. Sadia is married with a young son. In her spare time, she loves to spend time with family, travel and try new restaurants.

Casey Zdunkewicz, R.D.H.

Casey Zdunkewicz, R.D.H.Casey graduated from Wharton County Junior College and has been a Registered Dental Hygienist since 2014. Casey is passionate about helping kids and does so through pediatric dentistry. She loves to spend time outdoors with her husband, her adorable daughter and her two dogs. Some of her favorite outdoor activities are fishing, hunting and visiting the beach.