Your Richmond, TX Dentists

GrandMissionDentistry team


General Dentist

For Dr. William Sung, dentistry isn’t just a job – it’s a family business! Dr. Sung’s father and two of his uncles are dentists.Dr. Sung was born and raised in California, and graduated from Pacific Union College in Angwin, California with a B.S. degree. He then went on to receive his dental degree from Tufts University in Boston, Massachusetts. It was in Boston where he met his wife, and after practicing for several years in Massachusetts, decided to move back to her hometown of Houston, Texas. While he is still acclimating to the humidity, he has come to love and appreciate the friendly people, great food, and diverse culture that Houston has to offer.

Though there are many aspects of dentistry he enjoys, Dr. Sung’s main motivation is helping others. Whether he’s easing pain through a much needed dental procedure, or improving confidence with cosmetic dentistry, every patient he treats is an acknowledgement that he’s achieved his lifelong dream of working in the healthcare field.He has made a lifelong commitment to learning and keeping up with the evolving field of dentistry by taking several continuing education courses each year. Dr Sung averages almost 100 hours of CE credits each year, which is over eight times the yearly requirement for a dentist in the state of Texas! He also holds a Fellowship in the Academy of General Dentistry which is held only by 7% of all general dentists in the State of Texas. To keep up with the latest technologies, procedures, and materials, Dr. Sung is a part of several well known groups and study clubs to providethe most comprehensive care for his patients.



Board Certified Pediatric Dentist

Dr. Nguyen is proud to call Houston her home. She was born and raised in southwest Houston, where she attended DeBakey High School for Health Professions and graduated with a Bachelor’s degree from UT Austin (Hook’em Horns!). She obtained her dental degree from Boston University in Boston, MA and met her husband, William. After practicing in Massachusetts, they decided to move back to her hometown of Houston, Texas.After working as a general dentist in Richmond for several years, Dr. Nguyen realized her passion and enjoyment working with kids and decided to go back to school to specialize in pediatric dentistry. She returned back to her dental school Boston University for her pediatric residency and specialty degree. During her residency program, Dr. Nguyen gained insight & knowledge on treating children as young as 6 months as well as patients with special needs.When not in the office, Dr. Nguyen enjoys exploring the diverse food scene Houston offers, working out, and hiking and exploring local and national parks.“My philosophy focuses on promoting healthy lifestyles and oral habits from a young age. By introducing parents and patients to the dentist at an early age, my staff and I are able to guide parents and children as they grow, and build trusting relationships with our families. We provide treatment in a fun, gentle, and relaxing environment and believe in the importance of working together to provide the best treatment for your child.”

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​Doctor of Dental Surgery

Dr. Van Nguyen was born in Vietnam, but raised in a small town along the Mississippi River in Minnesota. She obtained her Doctor of Dental Surgery degree at the University of Minnesota. Shortly after graduating dental school she decided to leave the Midwest and moved down to Houston to immerse herself in more diversity and warmer climate.

Dr. Van Nguyen’s path to dentistry was inspired by her general dentist from her hometown. She loves the idea of “growing” with her patients and being part of their dental health journey. Seeing improvement of patients’ oral health over time as she works to educate and fix their dental problems brings her much joy and satisfaction. Her passion in making valuable connections with her patients and providing help to those around her is deeply influenced by her small town upbringing.

Aside from helping patients, Dr. Van Nguyen’s love for art and knowledge made dentistry the ideal career for her. Restorative and cosmetic dentistry requires a keen eye for detail and precision which she thoroughly enjoys. Continuing education classes have also allowed her to maintain up-to-date with new techniques and technology.

Outside of the office, she enjoys traveling and trying new foods with her husband. She has a pomeranian whom she adores and loves to show off to anyone who asks. In her spare time, she enjoys cooking, reading, knitting, and spending time with her husband and dog.

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​Doctor of Dental Surgery

Dr. Qaisrani also known by her patients as Dr Q, obtained her bachelor’s from the University of Toronto with honors in Comparative Physiology and later earned her Doctor of Dental Surgery degree from New York University.

She is committed to providing the highest quality of dental care while taking patients’ preferences into consideration. Her compassionate and friendly approach helps put anxious patients at ease. She believes in building long-lasting relationships with her patients and instilling trust.

She continues to educate herself on the latest technologies and techniques in the dental field to provide her patients with the highest level of expertise in all aspects of dentistry.

Outside of the office, Dr. Qaisrani enjoys traveling, hiking, and cooking all sorts of cuisines.


When he’s not in the office, Dr. Sung can be found exploring nature with his wife. They enjoy hiking and an item on their bucket list is to the visit all of the National Parks! Dr. Sung also enjoys scuba diving and is fascinated by the underwater world.Like his fellow Texans, he is an avid sports fan. During basketball and football seasons, he stays busy trying to win his fantasy leagues! As an active member of the community, Dr. Sung tries to give back through volunteer work whenever possible.

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What Our Patients Say About Us
1369 Google Reviews
(5)Average Rating
Willy Uzcátegui
Willy Uzcátegui
What an incredible experience at my dentist's office! From the moment I walked in, I was impressed by the excellent customer service and welcoming atmosphere. The use of cutting-edge technology made my visit quick and efficient, respecting my time as a patient. Additionally, the team goes above and beyond to make you feel comfortable throughout. I want to especially highlight Karen, who attended to me during my latest appointment. Her professionalism and friendliness made the experience even more enjoyable. She's definitely an MVP at the office! I highly recommend both Karen and the dental office to anyone in the area. Stop searching and visit this place, you won't regret it!
Mar 18, 2024
The front desk, Dr. Nguyen and Shantal were super sweet and helpful. I didn't catch the name of the woman at the front desk but i wish i had because she was really informative and set the experience on a positive direction from the beginning. I was nervous going in and they made the experience great 👍 also, Diane at check out is amazing. Shout out to Angela for being the best 🔥 I appreciate you!
Jun 07, 2024
Russ Bhau
Russ Bhau
Been coming here with my family for 8+ years. Met Jossie at the front desk. She educated me on teeth whitening process and loaded me so much information, that is unbelievable. I cannot thank her enough and Granberry Dental, dentust, the manager, and the staff.. Keep up the good work.
Jul 02, 2024
Candy Medlock
Candy Medlock
This dentist office has given me the best experience ever!!! From the dental assistant Zara, to the hygienist I seen last week and Doctor M all did an amazing job!!! I have dentist phobia and they made me so comfortable, they have high quality equipment, everyone in the office is so pleasant and friendly!!! This dentist isn’t even in my insurance network and I still will choose them every time!!! After years of being anxious at the dentist I’m finally comfortable 💜🙌🏾
Apr 13, 2024
Amani White
Amani White
Visiting the dentist can often be an experience filled with anxiety and discomfort, but my recent visit to Grand Mission Dentistry, specifically with Angela, transformed that stereotype into a remarkable and pleasant memory. A Wonderful experience.Everyone in office is nice and helpful. Special acknowledgement for Angela who did amazing with my cleaning. She took the time to thoroughly explain each process from the simplest cleaning to more complex treatments, ensuring I understood every step. Her amazing skills, coupled with her gentle approach and patience, make dental visits for me far less daunting. She is highly recommended ! 🙂
Mar 29, 2024

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