An independent shortlist of 5 South Portland practices, scored on 3,958 reviews, experience, and care.
Quick answer
Our top ranked dental practice in South Portland, Maine is Dr. John Corey, DMD PA, rated 4.9 out of 5 across 476 public reviews. Other top choices include Oral & Maxillofacial Surgery Associates and Dr. Michael Parker, DMD. South Portland has a population of about 26,840, and the 5 strongest local practices are compared on this page.
Not every dentist is the same, and the right fit in South Portland, Maine depends on what you actually need. We checked each practice against the US National Provider Identifier registry and weighed experience, services, and patient feedback. Each listing links to the practice so you can verify the details yourself.
Across the 5 top practices we highlight in South Portland, patients can access general dentistry and periodontics. 1 of these practices on this page offers periodontics. The South Portland practices on this list average 17 years in practice, with Dr. John Corey, DMD PA among the most established at 20 years. Listed offices serve several parts of the city, including the 04106, 04101 ZIP areas. Together these practices hold 3,958 public Google reviews, led by Oral & Maxillofacial Surgery Associates with 1,914. The average rating across this South Portland list is 4.9 out of 5.
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Periodontics
A South Portland dental office focused on periodontics, a well established practice with 20 years of experience. Rated 4.9 out of 5 across 476 public Google reviews.
General Dentistry
General dentistry in South Portland, delivered by an established local practice. Rated 4.9 out of 5 across 1,914 public Google reviews.
General Dentistry
Offering general dentistry in South Portland, serving patients for 19 years. Rated 4.9 out of 5 across 212 public Google reviews.
General Dentistry
Provides general dentistry for South Portland families, serving patients for 13 years. Rated 4.8 out of 5 across 502 public Google reviews.
General Dentistry
Offering general dentistry in South Portland, an established local practice. Rated 4.9 out of 5 across 854 public Google reviews.
Ratings on this list run from 4.8 to 4.9, review counts from 212 to 1,914, and registry records from 13 to 20 years.
| Rank | Practice | Google rating | Reviews | Years on record | Services |
|---|---|---|---|---|---|
| #1 | Dr. John Corey, DMD PA | 4.9 | 476 | 20 | Periodontics |
| #2 | Oral & Maxillofacial Surgery Associates | 4.9 | 1,914 | — | General Dentistry |
| #3 | Dr. Michael Parker, DMD | 4.9 | 212 | 19 | General Dentistry |
| #4 | Dr. Mijung Kim | 4.8 | 502 | 13 | General Dentistry |
| #5 | Maine Dentistry - Portland | 4.9 | 854 | — | General Dentistry |
We matched 3 of these 5 South Portland practices to the official 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 South Portland, Maine average 4.9 stars. That matches the nearby cities shown here.
Dentistry is the branch of medicine focused on the health of your teeth, gums, and mouth. A general dentist in South Portland, Maine cleans and examines your teeth and treats decay while it is still small. Seeing a dentist regularly is one of the simplest ways to protect both your smile and your long term health.
General Dentistry4 of 5 listed practices
A general dentist handles the routine care most people need, from cleanings and exams to fillings and crowns. In South Portland, offered by Oral & Maxillofacial Surgery Associates, Dr. Michael Parker, DMD, Dr. Mijung Kim and 1 more.
Periodontics1 of 5 listed practices
Periodontists treat the gums and supporting bone, managing gum disease and placing implants. In South Portland, offered by Dr. John Corey, DMD PA.
Dental care keeps advancing, from same day crowns to clear aligners. See what is new in dentistry and what to ask your South Portland dentist.
Rankings for South Portland, Maine come from one score per practice that blends reviews, credentials, experience, and online presence. Ads are labeled and kept apart from the list.
Read our full ranking methodologyWeigh experience
Among the 5 practices listed in South Portland, Maine, registry records show an average of 17 years in operation, and 2 have been on record for 15 years or more. Dr. John Corey, DMD PA has the longest record at 20 years. Newer offices can be excellent too, so read their reviews closely.
Check what patients say
The listed South Portland, Maine practices hold 3,958 public Google reviews between them, with an average rating of 4.9. A score backed by many reviews, like the 1,914 for Oral & Maxillofacial Surgery Associates, tells you more than a perfect rating from a handful of patients. Notice how the office replies to criticism, not just to praise.
Check the services on offer
1 of the 5 listed South Portland, Maine practices offers services beyond general dentistry, including periodontics. If you need periodontics, consider Dr. John Corey, DMD PA.
Think about location
The practices here are spread across 2 ZIP codes (04106 and 04101). Check parking and opening hours before you book.
Try a cleaning first
The best test of a South Portland, Maine dentist is a first visit. Notice whether they explain findings clearly and give you options before recommending work.
The first appointment at a South Portland, Maine practice is as much about listening as it is about treatment. Expect a review of your medical history, a set of digital X rays, and a full exam of your teeth and gums. It is a good moment to ask about costs, insurance, and how the office handles emergencies.
Dental costs in South Portland, Maine depend on the treatment and on whether you have insurance. Preventive visits cost the least, and major work such as implants is often spread over several appointments. Confirm your plan is accepted when you call a South Portland office, and get major work quoted first.
A short list of questions saves time and money when choosing a dentist in South Portland, Maine.
Dr. John Corey, DMD PA holds the number 1 spot on our South Portland list, with a 4.9 star Google rating from 476 reviews. Oral & Maxillofacial Surgery Associates ranks second with a 4.9 rating.
Oral & Maxillofacial Surgery Associates has the most public Google reviews among the practices we list in South Portland, with 1,914. Across all 5 listed practices there are 3,958 reviews in total.
In South Portland, Maine, the 5 rated practices we list average 4.9 out of 5 on Google, and the highest rating is 4.9.
Of the practices we list, Dr. John Corey, DMD PA has the longest record in the national provider registry, at more than 20 years. The average across the list is 17 years.
Besides general dentistry, the listed South Portland, Maine practices offer periodontics (1 practice).
The South Portland practices we list are in ZIP codes 04106 and 04101. The biggest cluster is in 04106, with 4 of the 5.
The South Portland, Maine 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 South Portland, Maine ranking cannot be bought. Sponsored placements exist, carry an Ad label, and sit apart from the editorial list.
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