Meet the Staff

Peter - Office Manager

My name is Peter, I am the Office Manager at Gateway Dental Group. I have over 14 years of experience, please feel free to contact me with any Dental and Insurance questions.

Cristina Garcia - Front Office Receptionist

Hi my name is Cristina Garcia, I am the Front office Receptionist and I am here to help you with any appointment needs or any questions you may have. I am Bilingual Spanish and English and love helping people. Seeing our patient's happy and satisfied is our goal & I look forward to seeing you in our office.

Arminda Quintanar  - Registered Dental Assistant

I, Arminda Quintanar, have been a Registered Dental Assistant since 2000, graduated from Mount Diablo College. Certified in X-Ray, Coronal Polish, CPR, Sealants and well experienced to perform all RDA duties. I am Bilingual Spanish and English, very professional and love helping our patient's.

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Our Location

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Hours of Operation

Our Regular Schedule


9:00 am-5:00 pm


9:00 am-5:00 pm


9:00 am-5:00 pm


9:00 am-5:00 pm


9:00 am-5:00 pm


Every Other Saturday