Meet the Doctors

Dr. Jason Lee & Dr. Fiona Chan received their doctorate degrees at the UCLA School of Dentistry.  They received B.S. Degrees in Biochemistry and Biology also at UCLA.

For 20+ years, they have been practicing with the philosophy of providing care and service that exceed the patient’s expectations. They are constantly in touch with the latest dental research, techniques, technology, and education.

Dr’s Lee & Chan have dedicated themselves to the highest level of excellence, and our wonderful patients take comfort and confidence in the care that is provided.

Learning Never Ends

Our doctors are continually trained in the most advanced concepts in modern dentistry in post-graduate teaching facilities.

They are members of numerous professional organizations, including: the American Dental Association, California Dental Association, American Academy of Implant Dentistry, Academy of General Dentistry, and American Academy of Dental Sleep Medicine. They are also members of the Tri-County Dental Society and Orange County Dental Society.

 Dr. Lee & Dr. Chan have both volunteered their time for dental and medical missions throughout the world.

signature dental team

Latest Technologies

Itero Element 3D

3D Scanning

State of the Art Digital Scanning allows for extremely accurate 3D modeling.  As a result, this eliminates the need for messy, gooey impression materials.


Same-Day Crowns
Zirconia, Obsidian, Emax

Same day Zirconia crowns

A beautiful and life-like esthetic zirconia, Obsidian, Emax crowns (stronger than cerec/porcelain) can be made with state of the art Digital Milling in about an hour. 

*Custom staining and characterization in a day


VaTech Green CT

Low radiation CBCT 3D Xray

Cone Beam Computed Tomography allows for a 3D imaging of detailed structures of the head and neck, even down to visualizing 2 canals in 1 tooth root.  Moreover, VaTech Green CT reduces radiation up to 70% compared with other CBCT’s. 

Dental Care And Prevention For A Lifetime Of Smiles

We at Signature Dental believe healthy teeth and a sense of confidence go hand in hand. Maintaining a healthy outlook on life and a beautiful smile takes more than regular brushing - it requires periodic professional care. Come take advantage of our modern dental facility located in Upland CA providing excellence in modern dentistry. Come and visit us and find out why so many people are happy to be part of the Signature Dental Office.