1. David H. Ong, DDS

    1. David H. Ong, DDS

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    Antioch, CA

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    David H. Ong, DDS

    4.8 (47 reviews)
    Closed 8:00 am - 5:00 pm

    Services - David H. Ong, DDS

    Cavity treatment

    Dental exams

    Tooth filling replacement or repair

    David H. Ong, DDS Photos

    Recommended Reviews - David H. Ong, DDS

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    4 months ago

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    1 year ago

    They ripped me off when my insurance paid them. Now they're saying I'm not their patient.

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    David O.

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    1 year ago

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    4 years ago

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    2 years ago

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    3 years ago

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    5 years ago

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    4 years ago

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    4 years ago

    Wonderful Dentist and staff. Very patient, friendly, and clean. Felt very comfortable.

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    4 years ago

    Best Dentist in the Bay Area if you want the highest Quality care & staff to handle your pearly whites, it's this dentistry right here

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    5 years ago

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    5 years ago

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    8 years ago

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    9 years ago

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    7 years ago

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    5 years ago

    I just appreciate Dr. Ong so much!! Patient, kind, the best customer service!! Thank you

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    8 years ago

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    17 years ago

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    10 years ago

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    9 years ago

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    10 years ago

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    17 years ago

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    15 years ago

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    12 years ago

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    6 years ago

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    11 years ago

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    12 years ago

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    9 years ago

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    11 years ago

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    Page 1 of 2

    Ask the Community - David H. Ong, DDS

    Are you taking new patients yet? I called in April to get on a waitlist but hoping to get an actual appointment scheduled soon, need alot of work done. Thank you in advanced

    Yes we are taking new patients. Please call the office at 925-778-8780 to make an appointment. Thanks and see you soon

    Do you accept Aetna?

    Yes, we do. Please call office at 925-778-8780 to get an appointment. Thank you

    Do they accept Care Credit?

    Yes we do

    Do you accept Cigna DMO? What insurances do you accept so we can confirm if employer offers it? Thank you

    Yes we do accept Cigna.

    Would you accept a new patient, referred by Dr. Ong, OD?

    Yes please call the office at 925-778-8780 to get an appointment. Thank you

    Do you take walkins?

    Sorry we do not take walk ins. Please call the office at 925-778-8780 to make an appointment.

    Do you accept California Dental Network (covered california)?

    Please call the office at 925-778-8780 to ask Jennifer if we take it?

    Are you in network with Cigna?

    Yes we are a provider for Cigna

    Hi do u accept Delta dental and united health care?

    Yes we accept delta dental ppo plan. You can call office at 925-778-8780 to make an appointment

    Hello. Do you accept Met Life?

    Yes we are a provide for MetLife dental insurance. Please call office at 925-778-8780 to schedule an appointment.… 

    Do you take DeltaCare USA insurance?

    Sorry, we do not take that insurance

    Hi Doc David,how are you. I have a tooth problem and suffering this for almost 2months now,i referred to have a root canal but its very expensive. Just want to pull it out(extraction?) so that my suffering will end and treatment that i can afford.

    Please call my office at 925-778-8780 to book an appointment. Thank you

    Good evening, are you a Delta preferred dentist?

    Yes I am.

    Good morning. Do you accept Cigna?

    Yes we do. Please call the office at 925-778-8780 to schedule an appointment. Thank you and we look forward to seeing you.

    Do you accept Indemnity Dental Insurance?

    Please call the office at 925-778-8780 to find out it we take it. I’m not sure and don’t want to give you the wrong answer. Thank you

    Do you guys accept DHMO insurance plans?

    Sorry. We do not except HMO

    Do you accept Medicare?

    Sorry. We do not accept Medicare

    Hi do you accept met life?

    Yes I do.

    Do you except medi cal?

    Sorry, we do not except medi cal. Try Western Dental

    View All 20 Questions

    Review Highlights - David H. Ong, DDS

    My anxiety started to rear it's head again but Dr Ong and the wonderful staff quickly made me feel comfortable.

    Mentioned in 33 reviews

    Read more highlights

    Simkins Family Dentistry

    Simkins Family Dentistry

    3.6(23 reviews)
    0.1 mi

    this place is horrific and I wouldn't recommend anyone here anymore. They told my mom she could get…read moreteeth pulled being on blood thinners up until 20 mins before she was scheduled and that was a lie per the oral surgeon there that day. Then they want to overcharge for a procedure for my dad and claim it wasn't covered from the insurance when our insurance told us they paid everything. Now saying they'll throw us into collections and we are highly uninformed of how medical billing works (moms a medical accountant and I'm an medical assistant we are not uniformed) will never ever EVER tell people back home to call them and will fight them every step of the way. Send us to the fake collections hunny...its a medical bill ;)

    I became a patient in 2015 when I moved to Antioch. At the time the practice was owned by a husband…read moreand wife team. My dentist was Kristen, the wife. She did extensive dental work on me. She told me that all of the previous dental work performed on me over the many years prior by every dentist I have ever had was failing and needed to be re-done. She refilled every cavity and replaced every crown! Later I discovered that not only was much of it was unnecessary but what she did was done was done incorrectly. I last saw Kristen in early 2020, before the pandemic. I returned to the practice after the pandemic in 2022 to find that Kristen was no longer there and her now ex-husband was the sole dentist. My X-rays revealed that much of the work Kristen had done in my mouth was failing and he said it had to be done. I was told that even though the work was done in that office, he was not going to honor any work Kristen had done. The treatment plan he came up with was going to cost me well over $5000. I called my insurance company and they suggested I get another opinion. They told me if I decided to stay with Simpkins Family Dental, I could have my file sent to mediation because most of the work in question was performed within 3 years and should have been corrected by Simpkins. I had the second opinion and yes, Kristen did do sloppy work. I became established under another dentist who was professional and trustworthy. He monitors the subpar work closely. I have since had to have one tooth pulled that Kristen "re-capped". I feel that this practice is predatory and willfully drains insurance coverage. They will not stand by their work. Beware.... Stay away!!!

    David H. Ong, DDS - generaldentistry - Updated September 2026

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