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Best Endodontists in St. Louis, MO (2026)

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

The short answer

  1. 1

    Top DR Score among endodontists: Aspen Dental, 4.3★ from 999 Google reviews, open evenings until 7 PM and Saturdays until 3 PM.

Rankings can't be bought. Booking through us earns you a $60 gift card and doesn’t affect order. How we rank

7 of St. Louis’s 317 clinics have an endodontist on staff, as of October 2026. 1 of them open Saturdays and 1 stay open after 6pm. They offer 12 of our 17 tracked services on average.

Top 7 endodontists in St. Louis at a glance

Top 7 endodontists in St. Louis at a glance
RankClinicDR ScoreRating (reviews)Evenings / weekendsBest for
1Aspen Dental714.3★ (999)Evenings · SatTop DR Score among endodontists
2Soulard Family Dentistry694.9★ (425)——
3Dr. Charles Clarke - Advanced Endodontics (South County & Festus)684.9★ (838)——
4Gallant Dental Group: Richard Gallant, DDS674.9★ (151)——
5Saint Louis University - Center for Advanced Dental Education614.0★ (94)——
6Dr. Barry A. Polinsky, DDS594.1★ (33)——
7Aspen Dental - St Louis (South City) MO564.3★ (609)——

The 7 endodontists in St. Louis, ranked

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

  1. Ranked #1 in St. Louis

    #1 Aspen Dental

    4016 Lemay Ferry Rd, St. Louis, MO 63129, United States

    71/100

    Ranked #1 because of its Google rating and review volume: 4.3★ from 999 Google reviews, the most Google reviews in St. Louis (999).

    • 4.3from 999 Google reviews
    Hours
    Mon–Wed 7:30 AM–5 PM · Thu 9 AM–7 PM · Fri 8 AM–12:30 PM · Sat 8 AM–3 PM · Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Aspen DentalFull profile(314) 627-0209
    In their words

    Aspen Dental in St Louis,MO offers a wide range of dental services like denture, gum diseases, root canal, crowns and bridges offered by skilled doctors and best lab technicians .To see a dentist near you book online or call during Monday – Friday 6:30am –11:00pm, Saturday 7:00am – 9:00pm, or Sunday 7:00am – 5:30pm EST. As part of our Smile Wide Smile Safe Promise, we are taking proactive steps so that patients, care teams, and communities have a safe, clean care environment…

    From Aspen Dental's own description. Not part of the ranking.

  3. #3 Dr. Charles Clarke - Advanced Endodontics (South County & Festus)

    4121 Union Rd #215, St. Louis, MO 63129

    68/100

    Ranked #3 because of its Google rating and review volume: 4.9★ from 838 Google reviews, 838 Google reviews.

    • 4.9from 838 Google reviews
    Hours
    Mon–Thu 6:30 AM–5 PM · Fri 8 AM–12 PM · Sat–Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Dr. Charles Clarke - Advanced Endodontics (South County & Festus)Full profile(314) 894-5600
    In their words

    Dr. Clarke is the only Board Certified Endodontist in St. Louis County. We have over 750 - “5 Star” reviews online!! Painless Root Canals in 1 visit - no referral required. Same day emergency appointments available. Expert, Compassionate Care in our South County and Festus office’s.

    From Dr. Charles Clarke - Advanced Endodontics (South County & Festus)'s own description. Not part of the ranking.

  4. #4 Gallant Dental Group: Richard Gallant, DDS

    11550 Page Service Dr Suite 101, St. Louis, MO 63146, United States

    67/100

    Ranked #4 because of its Google rating and services: 4.9★ from 151 Google reviews, 17 of 17 services offered.

    • 4.9from 151 Google reviews
    Hours
    Mon–Thu 7:45 AM–4:45 PM · Fri–Sun closed

    General dentistryCleaningEmergency careRoot canalExtractionWisdom teethImplantsInvisalign+9 more

    Book appointment at Gallant Dental Group: Richard Gallant, DDSFull profile(314) 432-0250
    In their words

    We are proud to welcome you to Gallant Dental Group. Our practice is located in St. Louis, MO just one mile east of Westport Plaza. We are pleased to serve Maryland Heights, Creve Coeur, Olivette, University City, and other surrounding areas with modern dentistry in a comfortable and friendly environment. We want to be your dental home – a place where you feel comfortable no matter what your needs may be. We practice comprehensive general dentistry, offering a wide array of…

    From Gallant Dental Group: Richard Gallant, DDS's own description. Not part of the ranking.

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How we ranked St. Louis dentists

This list covers the 7 St. Louis clinics that have an endodontist on staff. We scored 7 St. Louis clinics on 6 factors: reputation 45%, review volume 15%, recency 10%, access 15%, services 10%, profile completeness 5%. 170 were excluded (12 closed and 158 duplicate listings). 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 St. Louis data
Reputation45%Bayesian-adjusted Google star ratingMeasured
Review volume15%log10(review count) against the city maximumMeasured
Recency10%Share of reviews in the last 12 monthsMeasured
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

Best Endodontists in St. Louis, MO: frequently asked questions

Who are the endodontists in St. Louis?

7 St. Louis clinics have an endodontist on staff in our data. By DR Score, the highest-ranked are Aspen Dental, Soulard Family Dentistry and Dr. Charles Clarke - Advanced Endodontics (South County & Festus).

Which of these St. Louis clinics are open on Saturday?

1 of the 7 clinics on this page open on Saturdays. The highest-ranked are Aspen Dental, and Aspen Dental opens 8 AM–3 PM. These counts come from clinic hours and profile data as of October 2026, re-checked every week.

Which St. Louis clinics on this page are open late?

1 of the 7 clinics on this page stay open after 6pm on at least one weekday. Aspen Dental has the latest weekday hours, until 7 PM on Thursdays. These counts come from clinic hours and profile data as of October 2026, re-checked every week.

How are endodontists in St. Louis ranked?

Each clinic has one DR Score from 0 to 100, built from 6 published factors: reputation, review volume, recency, access, services and profile completeness. This page lists the 7 St. Louis clinics that have an endodontist on staff, in DR Score order. No clinic pays for its position.

Update log for St. Louis

  1. : DR Scores recalculated for 317 clinics.
  2. : 158 duplicate listings merged.
  3. : 12 closed clinics removed.

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