Ranked using 3,204 patient reviews and registry records for 5 local practices.
Quick answer
Our top ranked dental practice in Olean, New York is Dr. John Williams, DDS, rated 5.0 out of 5 across 1,510 public reviews. Other top choices include Dr. John Gengo, dds and Oral and Maxillofacial Surgery Associates of WNY. Olean has a population of about 13,650, and the 5 strongest local practices are compared on this page.
Booking a dentist in Olean, New York should be simple, so we did the legwork of comparing them for you. We gathered the real dental practices serving Olean, verified them, and scored them on the factors that matter to patients. The result is an independent shortlist you can compare side by side in one place.
Across the 5 top practices we highlight in Olean, patients can access general dentistry. The Olean practices on this list average 14 years in practice, with Dr. John Williams, DDS among the most established at 20 years. Listed offices are concentrated around the 14760 ZIP area. Together these practices hold 3,204 public Google reviews, led by Dr. John Williams, DDS with 1,510. The average rating across this Olean list is 4.7 out of 5.
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General Dentistry
Provides general dentistry for Olean families, a well established practice with 20 years of experience. Rated 5.0 out of 5 across 1,510 public Google reviews.
General Dentistry
Known in Olean for general dentistry, a well established practice with 20 years of experience. Rated 4.9 out of 5 across 334 public Google reviews.
General Dentistry
General dentistry in Olean, delivered by an established local practice. Rated 4.9 out of 5 across 356 public Google reviews.
General Dentistry
A Olean dental office focused on general dentistry, serving patients for 4 years. Rated 4.8 out of 5 across 147 public Google reviews.
General Dentistry
Offering general dentistry in Olean, serving patients for 10 years. Rated 4.1 out of 5 across 857 public Google reviews.
Ratings on this list run from 4.1 to 5.0, review counts from 147 to 1,510, and registry records from 4 to 20 years.
| Rank | Practice | Google rating | Reviews | Years on record | Services |
|---|---|---|---|---|---|
| #1 | Dr. John Williams, DDS | 5.0 | 1,510 | 20 | General Dentistry |
| #2 | Dr. John Gengo, dds | 4.9 | 334 | 20 | General Dentistry |
| #3 | Oral and Maxillofacial Surgery Associates of WNY | 4.9 | 356 | — | General Dentistry |
| #4 | Dr. Jordan Boland, DDS | 4.8 | 147 | 4 | General Dentistry |
| #5 | Olean Dental | 4.1 | 857 | 10 | General Dentistry |
4 of the 5 Olean practices on this page are matched to their record in the US National Provider Identifier registry, and 5 carry a public Google rating. Details were last reviewed on August 28, 2026.
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The practices we list in Olean, New York average 4.7 stars. New York (4.9), Buffalo (4.9), and Rochester (4.9) score a little higher.
A healthy mouth quietly supports the rest of your health. Dentists in Olean, New York do preventive work like cleanings, restorative work like fillings and crowns, and much in between. When something more complex comes up, they coordinate specialist treatment so your care stays joined up.
General Dentistry5 of 5 listed practices
General dentistry covers checkups, cleanings, cavity treatment, and the long term upkeep of your teeth and gums. In Olean, offered by Dr. John Williams, DDS, Dr. John Gengo, dds, Oral and Maxillofacial Surgery Associates of WNY and 2 more.
Treatments available in Olean today look very different from a decade ago. Read about recent advances and what to ask your Olean dentist.
We rank Olean, New York practices on review quality and volume, national provider registry records, years in practice, and online presence. Paid placements are always marked as ads.
Read our full ranking methodologyWeigh experience
Among the 5 practices listed in Olean, New York, registry records show an average of 14 years in operation, and 2 have been on record for 15 years or more. Dr. John Williams, DDS has the longest record at 20 years. Experience matters most for complex work such as implants or root canals.
Read the reviews, not just the stars
The listed Olean, New York practices hold 3,204 public Google reviews between them, with an average rating of 4.7. A score backed by many reviews, like the 1,510 for Dr. John Williams, DDS, tells you more than a perfect rating from a handful of patients. Look for recent reviews that mention wait times and how procedures felt.
Check the services on offer
Every practice on this Olean, New York list focuses on general dentistry, so for specialist work such as braces or implants you may be referred to a specialist nearby. Ask about referrals on your first call.
Consider the commute
The practices here are spread across 1 ZIP code (14760). Check parking and opening hours before you book.
Try a cleaning first
Start small in Olean, New York: book a checkup, see how the staff treat you, and only then commit to bigger treatment.
Knowing what happens at a first visit in Olean, New York takes the nerves out of booking one. Expect a review of your medical history, a set of digital X rays, and a full exam of your teeth and gums. A good office will explain everything in plain language before anything is scheduled.
Fees across Olean, New York practices differ by procedure and by coverage. Keeping up with checkups is the cheapest way to avoid bigger bills later. Confirm your plan is accepted when you call a Olean office, and get major work quoted first.
Use these questions on your first call to a Olean, New York dental practice to avoid surprises later.
Dr. John Williams, DDS holds the number 1 spot on our Olean list, with a 5.0 star Google rating from 1,510 reviews. Dr. John Gengo, dds ranks second with a 4.9 rating.
Dr. John Williams, DDS has the most public Google reviews among the practices we list in Olean, with 1,510. Across all 5 listed practices there are 3,204 reviews in total.
In Olean, New York, the 5 rated practices we list average 4.7 out of 5 on Google, and the highest rating is 5.0.
Of the practices we list, Dr. John Williams, DDS has the longest record in the national provider registry, at more than 20 years. The average across the list is 14 years.
The Olean practices we list are in ZIP code 14760.
The Olean, New York ranking comes from one score per practice that blends review quality, review volume, verified credentials, experience, and online presence across the 5 practices we compared.
The organic Olean, New York ranking cannot be bought. Sponsored placements exist, carry an Ad label, and sit apart from the editorial list.
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