When you visit our Orthodontic office, your smile is our top priority.  Our entire team is dedicated to providing you with the personalized, gentle care that you deserve.

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Part of our commitment to serving our patients includes providing information that helps them to make more informed decisions about their oral health needs.  This website is a resource we hope you’ll find both useful and interesting.

Dr. Tina Siu offers highly personalized orthodontic service to the communities of San Marino, South Pasadena, and Arcadia, California, creating custom treatment plans to address the unique needs of her patients. She provides orthodontic treatment using the latest technology such as the digital iTero scanner, Damon brackets as well as Invisalign removable aligners. Dr. Siu is very conservative in treatment planning and only recommends extractions and early treatment when absolutely necessary.

Our goal is to help our patients achieve the best smile of their lives.

Contact us today!

Dr. Siu is now a dental provider for Delta Dental, MetLife, Cigna, Guardian, United Concordia and Principal dental insurance companies.  Check your insurance company to see if we are in your network.


We genuinely hope this site is helpful to you in learning more about our practice, orthodontic treatments, recommendations, and more. 

Please browse through our website and be sure to give us a call if you have any questions or would like to schedule an appointment.

Our practice offers a variety of orthodontic services for patients of all ages. Ask us about:
◾ iTero digital scanner
◾ Damon® self-ligating braces
◾ Invisalign® and Invisalign Express® clear aligners
◾ Clarity™ clear ceramic braces


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We encourage you to contact us with any questions or comments you may have. Please call our office or use the quick contact form below.


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Office Location

  • San Marino
  • 2595 Huntington Dr.
  • San Marino, CA-California
  • 91108
  • Map & Directions
  • Call: (626) 796-0615