COVID-19 Protocols

Welcome to Thien Duy Bui, DDS, MSD & Associates!

The goal of Dr. Thien Duy Bui and his associates, Drs. Cathy Tao, is to help you achieve the smile you deserve-a natural, healthy and beautiful one! Our experienced team will work closely with you to develop a treatment plan that is best suited for your orthodontic needs.

Located in San Jose, California, we offer a wide range of treatment options, including Phase I orthopedic correction, clear braces and the Clear Aligner system, a state-of-the-art alternative to traditional braces. 

We also utilize the latest in computer imaging with the iTero digital impression scanner and cone beam computerized tomography with 3-D X-rays.  To ensure optimum protection for our patients, all brackets and wires are individually wrapped.

At our office, your smile is our top priority! We are delighted to provide you the compassionate, personalized care you deserve at each visit. Please contact us if you have any questions or would like to schedule an appointment.


iTero Scanner


The iTero digital impression system replaces the uncomfortable, unpleasant-tasting, messy and sometimes inaccurate traditional putty impressions. No bulky trays or sticky putty needed!
Learn More about iTero Scanner

Dental Cone Beam CT

Dental Cone Beam CT

This three-dimensional CT technology can provide a quicker full scan of the head than traditional two-dimensional imaging, allowing orthodontists a better visualization of hard and soft tissues. Learn More about Dental Cone Beam CT