Paul A. Diercks, DDS

Dental • San Mateo, CA

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About

Paul A. Diercks, DDS is a dental practice in San Mateo, CA offering cleanings and exams, cosmetic dentistry, implant dentistry, All-on-4 restorations, root canals, tooth-colored fillings, digital x-rays, and children's dentistry. The practice accepts multiple PPO insurance plans and serves patients of all ages.

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Clinic Type

Dental

Address

320 N San Mateo Dr, Suite 3, San Mateo, CA 94401

Phone

(650) 342-7401

Email

—

Opening Hours

7:30 am-5:30 pm

Website

https://www.sanmateodentaloffice.com/

Services Offered

cleanings and exams
cosmetic dentistry
implant dentistry
All-on-4 restorations
root canals
tooth-colored fillings
digital x-rays
children’s dentistry

Technology & Equipment

digital x-rays
latest technology and materials

Team

Dr. Paul Diercks, DDS — DDS

Insurance & Payment

Aetna PPO
Ameritas PPO
Anthem Blue Cross/Blue Shield PPO
Cigna PPO
Delta Premier
Guardian PPO
Humana PPO
MetLife PPO (PDP Plus)
Principal PPO
UnitedHealthcare PPO
Anthem Blue Cross/Blue Shield PPO #3

Listed providers include common PPO plans; no specific in-network confirmation beyond the listed PPOs on the site.

not explicitly listed, Credit/Debit Cards, Cash, CareCredit (implied by standard dental practices; not explicitly listed in text)

Languages Spoken

English

FAQs

What are the hours of operation?

Regular Schedule: 7:30 am-5:30 pm (specific days may vary; By Appointment Only inferred from the site sections)

What is the address of the practice?

320 N San Mateo Dr. Suite #3, San Mateo, CA 94401

How can I contact the office by phone?

Phone: 650-342-7401

What is the email address for inquiries?

Email: [email protected]

What insurances are accepted?

Aetna PPO, Ameritas PPO, Anthem Blue Cross/Blue Shield PPO #3, Cigna PPO, Delta Premier, Guardian PPO, Humana PPO, MetLife PPO (PDP Plus), Principal PPO and UnitedHealthcare PPO. (If not listed, contact the office)

Commitments

highest quality dentistry
compassionate, respectful care

Social Media

Facebook

Photos

What Patients Say

Overall sentiment across review platforms: positive

Vitals: 4.9/5 (80 reviews)
Opencare: 4.7/5 (14 reviews)
Rank My Dentist: 5.0/5 (13 reviews)
Birdeye: 4.9/5 (271 reviews)
Demandforce: 5.0/5 (427 reviews)

Patients praise

professional and friendly staff
thorough examinations and clear explanations
modern equipment and clean facilities
gentle, pain-free procedures
efficient and timely appointments

Common complaints

billing and insurance disputes
poor communication regarding appointments or follow-ups
allegations of unnecessary procedures or overcharging
inconsistent staff performance

"1 of the BEST experiences of my life with my dentist of over 15+ years. I called with an emergency... and he took care of me right away."

— Vitals review for Dr. Derrick O. Chua

"I was treated very poorly from accounting perspective recently... after 5 months they came back to me with a surprise bill of 360 dollars all of a sudden."

— LocalityBiz review for Bridgepointe Family Dental Care

"absolutely horrific!so called ‘doctor’ kim vu… charged my insurance for work never done."

— Unilocal review for Primacare Dental

Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 10, 2026. Own this clinic? Claim or correct this listing.