General Information

Dr Mary M. Chien

Dr Chien has been practicing dentistry since 1994.  She studied under Dr James Simon and received her Postgraduate Advanced Endodontic Specialty training from University of Southern California.  She obtained both her DDS and MS degrees from University of the Witwatersrand in South Africa, and practiced general dentistry in Johannesburg and Los Angeles for 10 years before specializing in modern endodontics.  Her extensive knowledge and experience in both general dentistry and endodontic specialty serve her patients to have the best possible care.  Dr Chien has received a number of awards in the field of surgical extrusion of endodontically treated teeth, and has presented in a number of conferences both locally and nationally.

Dr Chien is currently board-eligible and is in the process of obtaining her board certification with the American Board of Endodontics.

Dr Chien is a specialist member of the American Association of Endodontists, and also a member of the following professional organizations:  Southern California Academy of Endodontists, American Dental Association, California Dental Association, San Gabriel Valley Dental Society, Al Frank and Dudley Glick Study Club.

Dr Chien is also fluent in Mandarin and Taiwanese. She is married and blessed with two children.

Our State-of-the-Art Practice
  • All endodontic therapy is performed using a high-powered surgical operating microscope, providing the endodontist and assistant with commanding visual control in a remarkable precise manner previously unknown to dentistry.
  • We utilize an advanced digital dental imaging system which minimizes the already low radiation required and improves diagnostic capabilities through image enhancement computer technology.
  • Our office adheres to standards of infection control in accordance with CDC and OSHA guidelines.  All handpieces and instruments are sterilized prior to treating each patient to eliminate any risk of cross-contamination.  Our sterilization equipment is carefully monitored for 100% effectiveness.  Our dental equipment utilizes self-contained water supplies, capable of delivering bacteria-free sterile water during all surgical and nonsurgical procedures. 
  • We can also email an electronic report to you with all the digital images and radiographs.  Our referring dentists also have the ability to access radiographs and images of your treatment by a secured, web-based system.