Katie To, DDS

Our Team

Katie To, DDS


Achieving excellent oral health is easy when you feel comfortable with the professionals who are caring for you. When you’re with us, we go out of our way to make you feel like you’re the only patient in our office. You will receive the highest quality of attentive care from a friendly team who makes your comfort their highest priority.

We know that one visit to Katie To, DDS, will convince you that you’ve found your new dental home, but until then, take a moment to get to know our awesome team!

Meet Our Team

Katie To, D.D.S, F.A.G.D - Family & Cosmetic Dentist

Dr. Katie To graduated summa cum laude from University of Texas at Arlington with a Bachelor of Science degree in Biology. She went on to attend University of Texas Health Science Center in San Antonio Dental School and graduated with distinction in research. During her schooling, she also received multiple awards for cosmetic dentistry. UTHSCSA Dental School has been one of the top ranked dental schools in the nation since 1993. 

Dr. Katie is a member of the American Dental Association, Texas Dental Association, Academy of General Dentistry, and The Greater Houston Dental Society. She regularly takes Continuing Education courses to keep up with advances in dentistry such as Invisalign, Advanced Laser Therapy, Comprehensive Implant Restoration, and sleep apnea alternatives to CPAP. Dr. Katie has completed over 1,000 hours of Continuing Education, an average of 12 times the amount of Continuing Education hours required by the State of Texas per year. She was also awarded the Fellowship in Academy of General Dentistry. Only 6% of general dentists hold this award in the State of Texas. 

In 2013, Dr. Katie married her best friend, Dr. Bar Nguyen in Chicago in an Pixar Disney "Up" themed wedding. In 2016, they welcomed baby boy, Bailey. They enjoy cooking and traveling the world together. Dr. Katie's favorite TV shows are House, The Big Bang Theory, and Modern Family. Her favorite vacation spots are Japan, Greece, Morocco and Australia. 

Dr. Katie treats every patient with respect, honesty, and compassion, as she would treat a friend or family member. She will customize your treatment plan to meet your unique wants and goals. Dr. Katie looks forward to helping you achieve a brilliant and healthy smile for life!

Bar Nguyen, D.D.S, M.S. - Board Certified Orthodontist

Dr. Bar Nguyen grew up in Houston, TX and graduated from Klein Forest High School at the top of his class.  He went on to study at Texas A&M University where he graduated as valedictorian with a major in biomedical sciences. Dr. Nguyen was accepted into Dental School at the University of Texas Health Sciences Center at San Antonio (UTHSCSA) where he later graduated summa cum laude with distinction in research and multiple awards in orthodontics. Upon receiving his Doctor of Dental Surgery degree, Dr. Nguyen was elected into the Omicron Kappa Upsilon Dental Honorary Society.

Dr. Nguyen completed his orthodontic residency at the University of Oklahoma Health Sciences Center in Oklahoma City. He received his board certification in 2013 from the American Board of Orthodontics, and is a Diplomat of the American Board of Orthodontics.

Dr. Nguyen loves to learn and expand his knowledge on orthodontic treatment. He regularly takes continuing education courses and attends various meetings with orthodontic societies to keep up with the advances and regulation in the industry.

Dr. Nguyen lives in Houston with his wife, Dr. Katie and baby boy Bailey. Together they enjoy traveling, skiing and golfing. Here are a few of Dr. Nguyen's favorites:

Favorite TV shows: Game of Thrones, American Ninja Warriors

Favorite dessert: ice cream

Sop - Director of Operations

Sop has joined our team and is doing amazing things to help us be the best practice for our patients!  He has over a decade of experience helping offices achieve their goals.  He loves being a part of a patients journey to their best, healthiest, smile!

Sop loves spending time with his wife, son, and two dogs!  They love trying new restaurants, traveling, and quiet time at home with family.

Dawn - Patient Care Specialist

Dawn has been with our practice for over five years. She received her dental assistant certificate from Houston Dental Assistant School. Dawn loves her job and looks forward to coming to work every day. She’s happy to have the opportunity to get to know our patients so she can address their needs specifically.

Dawn is a native of Kingsville, and in her free time she and her husband are enjoying life with their new baby girl Caroline.  They love taking her to the Houston Zoo!

Debbie - Patient Care Specialist

Debbie has been with our practice over a year after moving here from California!  She is amazing at taking great care of our patients!  She has over 10 years experience in the dental field and always loves to learn new things!

She enjoys spending time with her family which includes her two grandchildren!  She also loves to travel and see new places!

Loren - Patient Care Specialist

Loren has been with the practice for more than two years.  She is a Registered Dental Assistant who studied at Houston Dental Assisting School.  She is amazing at helping our patients find appointment times that work with their schedules.  She loves helping people and is very kind.  

She loves to travel and learn new languages and is fluent in English and Spanish.  

Blanca - Registered Dental Assistant

Blanca has been working in the field of dentistry for 14 years, with 10 years spent right here at our practice. She loves taking care of our patients and getting to know them, then watching their reaction when a smile transformation is complete.

Blanca is a native of Houston, and spends her free time playing with her Yorkie puppies, Rocky and Samso, and serving her church and community. 

Sarah - Registered Dental Hygienist

Sarah started at the practice last year.  She received her Associates degree of Applied Science in Dental Hygiene from Lamar Institute of Technology.  She has been a hygienist for three years and is laser certified.

She enjoys church/mission work, travel, and spending time with family and friends.

Andrea - Registered Dental Hygienist

Andrea is a recent addition to our practice and we are so thrilled to have her!  She spends her free time being involved with church and taking care of her pet chickens!  She loves listening to classical music and working out.  She is so excited to bring her excellent skills and love of patient care to our team!  We can't wait for you to meet her!