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Best Dentists in O'Fallon, MO (2026)

55 clinics ranked by DR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in O'Fallon: Brookside Family Dentistry, DR Score 73/100 and 17 of 17 services.

  2. 32

    Best for evenings and weekends: Dr. David King, open evenings until 7 PM and Saturdays until 2 PM; ranked #32 of 55.

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55 O'Fallon clinics are ranked here by DR Score. 5 are open Saturdays, 1 on Sundays and 9 after 6 PM, based on posted hours. Google ratings are not yet collected, so scores use hours, services and profile data.

Top 10 dentists in O'Fallon at a glance

The 55 best dentists in O'Fallon, ranked

Ordered by DR Score, a 0–100 score from 6 published factors. Scores refresh weekly.

  1. 73/10015% of factors measured

    Ranked #2 because of services: 17 of 17 services offered.

    Based on services and profile completeness; Google ratings not yet collected.

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    In their words

    Many offices in the O Fallon area are corporate, big business dental practices; with quotas and pushy sales tactics. Not us. We are a family owned dental practice, geared towards prevention first, striving to help our patients oral health be the very best it can be. Give us a try today, we would love to meet you and your family.

    From Dardenne Dental Arts's own description. Not part of the ranking.
  2. 67/10015% of factors measured

    Ranked #15 because of services: 17 of 17 services offered.

    Based on services and profile completeness; Google ratings not yet collected.

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    In their words

    Regardless of the treatment needed, new patients are often surprised at the individual attention that comes with a visit to Premier Dental Partners. We elicit this reaction by focusing on a blend of Quality, Convenience and Caring. It would be our privilege to partner with you to help you and your family work toward achieving a lifetime of good oral health and overall well-being!

    From Premier Dental Partners - O'Fallon's own description. Not part of the ranking.
  3. #21 Riverheart Family Dentistry

    8618 Mexico Rd, O'Fallon, MO 63366, United States

    47/10030% of factors measured

    Ranked #21 because of services and access: 17 of 17 services offered, open evenings until 7 PM.

    Based on access, services and profile completeness; Google ratings not yet collected.

    Hours
    Mon–Fri 7 AM–7 PM · Sat–Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    In their words

    At our dental practice in O'Fallon, we understand the unique smile needs that patients face through each stage of life. Dr. Schwarz and our team of dental professionals are qualified and equipped to meet those needs with unsurpassed patient care. While the health of your teeth and gums are of primary importance, we also value the benefits of an attractive smile. With our expertise in general, restorative and cosmetic dentistry, we can ensure your smile retains both function…

    From Riverheart Family Dentistry's own description. Not part of the ranking.
  4. #22 Jeffrey J. Harris, DDS

    1630 Market Center Blvd Suite 100, O'Fallon, MO 63368, United States

    47/10030% of factors measured

    Ranked #22 because of services and access: 17 of 17 services offered, open Saturdays until 1 PM.

    Based on access, services and profile completeness; Google ratings not yet collected.

    Hours
    Mon–Tue 7 AM–5 PM · Wed 7 AM–6 PM · Thu–Fri 7 AM–5 PM · Sat 8 AM–1 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

  5. #23 Dental Professionals of Dardenne

    1000 Rondale Ct, O'Fallon, MO 63368, United States

    47/10030% of factors measured

    Ranked #23 because of services and access: 17 of 17 services offered, open evenings until 6:30 PM.

    Based on access, services and profile completeness; Google ratings not yet collected.

    Hours
    Mon–Tue 7 AM–6:30 PM · Wed–Thu 7 AM–4:30 PM · Fri 7:30 AM–2:30 PM · Sat–Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    In their words

    Welcome to the Dental Professionals of Dardenne! The search for a new dentist in O’Fallon can bring up feelings of stress and dental anxiety. It is our mission to alleviate any concerns you may have about your upcoming appointment and to provide you with all of the information you need to help you relax and become a partner in your own dental care. From your first phone call to our office, we make every effort to help toward this goal. Our priority is to provide top quality,…

    From Dental Professionals of Dardenne's own description. Not part of the ranking.
  6. #24 O'Fallon Modern Dentistry

    3009 State Hwy K, O'Fallon, MO 63368

    47/10030% of factors measured

    Ranked #24 because of services and access: 17 of 17 services offered, open Saturdays until 2 PM.

    Based on access, services and profile completeness; Google ratings not yet collected.

    Hours
    Mon 8 AM–4 PM · Tue 8 AM–5 PM · Wed 8 AM–4 PM · Thu 8 AM–6 PM · Fri 8 AM–1 PM · Sat 8 AM–2 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    In their words

    As a Smile Generation Trusted office, we welcome you to O'Fallon Modern Dentistry! With state-of-the-art infection control procedures in place, our #1 goal is to keep you and your family safe. We provide comprehensive specialty services with advanced, proven technology and offer customized financial solutions for you. We are proud to be your complete O'Fallon dental provider with services including Teledentistry, Same-Day Dental Crowns, Boost Whitening, Oral Surgery, Wisdom…

    From O'Fallon Modern Dentistry's own description. Not part of the ranking.
  7. #25 Expressions Dental Group

    1032 Rondale Ct, O'Fallon, MO 63368

    47/10030% of factors measured

    Ranked #25 because of services and access: 17 of 17 services offered, open evenings until 7 PM.

    Based on access, services and profile completeness; Google ratings not yet collected.

    Hours
    Mon 10:30 AM–7 PM · Tue–Wed 7 AM–5 PM · Thu 7 AM–3 PM · Fri–Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

Find the right dentist in O'Fallon

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Best dentists in O'Fallon by need

One pick per need, with the clinic that comes next. Every pick names the condition it wins on.

Best for emergency in O'Fallon

No O'Fallon clinic lists emergency or same-day care in our data yet.

Best for kids in O'Fallon

No O'Fallon clinic lists kid-friendly care in our data yet.

Best for implants in O'Fallon

1

Brookside Family Dentistry

Highest-ranked of 55 O'Fallon clinics offering dental implants: #1 for implants and #1 overall by DR Score.

Runner-up: Dardenne Dental Arts (#2 overall)

Dental Implants in O'Fallon →

Best for invisalign & braces in O'Fallon

1

Brookside Family Dentistry

Highest-ranked of 52 O'Fallon clinics offering Invisalign or braces: #1 for invisalign and #1 overall by DR Score.

Runner-up: Dardenne Dental Arts (#2 overall)

Invisalign in O'Fallon →

Best for root canal in O'Fallon

1

Brookside Family Dentistry

Highest-ranked of 52 O'Fallon clinics offering root canals: #1 for root canal and #1 overall by DR Score.

Runner-up: Dardenne Dental Arts (#2 overall)

Root Canal in O'Fallon →

Best for cosmetic in O'Fallon

1

Brookside Family Dentistry

Highest-ranked of 55 O'Fallon clinics offering cosmetic dentistry: #1 for cosmetic and #1 overall by DR Score.

Runner-up: Dardenne Dental Arts (#2 overall)

Cosmetic Dentistry in O'Fallon →

Best for dentures & seniors in O'Fallon

1

Brookside Family Dentistry

Highest-ranked of 52 O'Fallon clinics offering dentures: #1 for dentures and #1 overall by DR Score.

Runner-up: Dardenne Dental Arts (#2 overall)

Dentures in O'Fallon →

Best for budget & insurance in O'Fallon

No O'Fallon clinic lists Medicaid or insurance in our data yet.

How much does a dentist cost in O'Fallon?

Typical prices before insurance, in USD. Each row names its source.

How much does a dentist cost in O'Fallon?
ServiceTypical price (USD)Basis
General Dentistry$100–$300DentistsRanked estimate from typical fees, adjusted for Missouri
Teeth Cleaning$75–$200DentistsRanked estimate from typical fees, adjusted for Missouri
Emergency Care$100–$500DentistsRanked estimate from typical fees, adjusted for Missouri
Root Canal$700–$1,400DentistsRanked estimate from typical fees, adjusted for Missouri
Tooth Extraction$200–$700DentistsRanked estimate from typical fees, adjusted for Missouri
Wisdom Teeth Removal$200–$700DentistsRanked estimate from typical fees, adjusted for Missouri
Dental Implants$1,500–$6,000DentistsRanked estimate from typical fees, adjusted for Missouri
Invisalign$3,500–$7,500DentistsRanked estimate from typical fees, adjusted for Missouri
Braces$3,000–$7,000DentistsRanked estimate from typical fees, adjusted for Missouri
Dental Crowns$800–$1,800DentistsRanked estimate from typical fees, adjusted for Missouri
Dentures$1,000–$3,000DentistsRanked estimate from typical fees, adjusted for Missouri
Veneers$900–$2,500DentistsRanked estimate from typical fees, adjusted for Missouri
Teeth Whitening$200–$600DentistsRanked estimate from typical fees, adjusted for Missouri
Dental Bonding$300–$600DentistsRanked estimate from typical fees, adjusted for Missouri
Cosmetic Fillings$300–$600DentistsRanked estimate from typical fees, adjusted for Missouri
Cosmetic Dentistry$500–$5,000DentistsRanked estimate from typical fees, adjusted for Missouri
Full Restoration$15,000–$50,000DentistsRanked estimate from typical fees, adjusted for Missouri

Emergency and weekend dentists in O'Fallon

Clinics that list same-day or emergency care, or post Saturday, Sunday or after-6 PM hours. Severe swelling or bleeding: go to a hospital.

How we ranked O'Fallon dentists

We scored 55 O'Fallon clinics on 6 factors: reputation 45%, review volume 15%, recency 10%, access 15%, services 10%, profile completeness 5%. 16 were excluded (16 duplicate listings). Google ratings are not yet collected, so each score is renormalised over the factors we measured. Data from Google listings and clinic websites, refreshed October 21, 2026.

Paid placement never changes a rank or score. Featured clinics are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

DR Score factors and weights
FactorWeightComputed fromIn O'Fallon data
Reputation45%Bayesian-adjusted Google star ratingNot yet collected
Review volume15%log10(review count) against the city maximumNot yet collected
Recency10%Share of reviews in the last 12 monthsNot yet collected
Access15%Evenings, Saturday, Sunday, same-day/emergency, accepting new patientsMeasured
Services10%Services offered out of 17Measured
Profile completeness5%Named dentists, years open, languages, insurance, photosMeasured

Dentists in O'Fallon: frequently asked questions

Who is the best dentist in O'Fallon?

By DR Score, the top-ranked dentist in O'Fallon, MO is Brookside Family Dentistry (DR Score 73/100). Dardenne Dental Arts (#2) and Kelli S. Smith, DMD (#3) follow. We ranked 55 clinics on 6 factors, last updated October 21, 2026.

Which dentists in O'Fallon are open on Saturday?

5 of 55 O'Fallon dental clinics post Saturday hours. The highest-ranked are Dentist O'Fallon (until 5 PM), Jeffrey J. Harris, DDS (until 1 PM) and O'Fallon Modern Dentistry (until 2 PM). 1 is also open on Sunday. Hours come from each clinic's listing as of October 2026, so call ahead on holidays.

Where can I find an emergency dentist in O'Fallon?

No O'Fallon clinic lists emergency care, but 9 are open after 6 PM, led by Riverheart Family Dentistry (#21) and Dental Professionals of Dardenne (#23). For facial swelling, trouble breathing or uncontrolled bleeding, go to a hospital emergency department.

How much is a dental cleaning in O'Fallon?

A dental cleaning in O'Fallon typically costs $75–$200 (USD) without insurance. Source: DentistsRanked estimate from typical fees, adjusted for Missouri. Exams and X-rays are often billed separately, and insurance or Medicaid can cover part of the cost.

How many dentists are there in O'Fallon?

DentistsRanked lists 55 dental clinics in O'Fallon, MO, and 55 are ranked by DR Score. 5 post Saturday hours and 9 are open after 6 PM. The most common listed service is general dentistry, at 55 clinics. Counts are as of October 2026.

Update log for O'Fallon

  1. : DR Scores recalculated for 55 clinics.
  2. : 16 duplicate listings merged.