Dental Staff

Mission Statement

Our practice is working together to realize a shared vision of uncompromising excellence in dentistry.  Our mission is to effectively guide our patients towards improving and optimizing their dental health based on individual needs and values.  We will support our staff to become the best they can be and reward service that is beyond the call of duty.  Our goal is to empower and enrich each team member through continual personal growth and improvement in skills in order to enhance our personal relationships with every person we serve.

To fulfill this mission, we are committed to:

  • Listening to those we are privileged to serve.
  • Earn the trust and respect of patients, profession, and community.
  • Exceed your expectations.
  • Ensure a creative, challenging and compassionate professional environment.
  • Strive for continuous improvement at all levels.

Dr. John Chan | Dentist in Turlock, CA

Dr. John Chan, DDS

Dentist in Turlock, CA

Geer Dental Care

Dr. Chan was born and raised in Sacramento, California.  He majored in Architecture at U.C. Berkeley and received his Bachelor of Arts degree in 1979.   He then attended the UCLA School of Dentistry and graduated in 1983.  He spent over 15 years in Modesto before moving to Turlock and has now been serving Stanislaus County for over 30 years.

Dr. Chan is a perfectionist at heart but also enjoys the artistic aspects of dentistry.  His wife Kristine also serves in the practice as a registered dental assistant and hygienist.  They live in Turlock with their three children; Courtnie, Claudia and Joe. 

Credentials and Memberships include being a graduate of The Schuster Center for professional development and a member of the Kois Center since 1994, a world leader in cosmetic and restorative dentistry.  Dr. Chan also attends training at the state-of-the-art Scottsdale Center for Dentistry to provide the latest in cutting edge technology which includes the integration of CAD/CAM digital dentistry (CEREC- same day tooth colored crowns).  Active member of the American Dental Association, California Dental Association and the Stanislaus Dental Society.

Dental Staff in Turlock, CAKristine Chan, RDA, RDH

Kristine has over 15 years of experience in dentistry since receiving her RDA degree in 1995 from Western Career College in Hayward, CA.  She has assisting experience in Orthodontics, Oral Surgery as well as General Dentistry.  While working as a full-time assistant, she attended Modesto Junior College in order to apply for hygiene school.  She graduated with a AA degree with honors from MJC.  Kristine was accepted to the hygiene program at Sacramento City College and graduated with a RDH degree in 2009.

Kristine is the ultimate multi-tasker in our office.  Her responsibilies range from hygienist, assistant and bookeeper and fills in as needed for our team.  As our hygienist, she is trained in non-invasive periodontal therapy and will work closely with you in maintaining your periodontal health at its best.  She will always provide you with the most gentle yet comprehensive cleanings.

Outside from work,  Kristine enjoys spending time with her family whether it is traveling, camping or just going to the movies.  She also likes volunteering in school programs and organizations for people in need.

Dental Staff in Turlock, CAGorette Mota Oliveira, RDH

Gorette has been part of our team at Geer Dental Care since 2009.  She takes great pride in making patients feel comfortable while providing optimal dental care.  She graduated from the dental hygiene program at San Joaquin Valley College in 2008.

Gorette was born and raised in the Central Valley and has been providing health care services in the area for over 20 years.  She currently resides in Hilmar with her husband Raymond, their cat and two dogs.  In her spare time, Gorette enjoys crafts and gardening. 

She speaks three languages fluently; English, Portuguese and Spanish.


Contact Us

Our Location

Office Hours

Monday: 09:00 AM - 05:00 PM
Tuesday: 09:00 AM - 05:00 PM
Wednesday: 09:00 AM - 05:00 PM
Thursday: 09:00 AM - 05:00 PM
Friday: By Appointment
Saturday: Closed
Sunday: Closed