Highgrove Dental Care
A Great Dentist
  • Dentist St. Paul MN
  • Dental Office St. Paul MN

Open Monday through Thursday 7 am to 7 pm
for your convenience!

Welcome to Our Practice

We feature pain-free and sedation dentistry to make your patient experience comfortable and relaxed. Even if you have had difficulty getting and staying numb or you have some catching up to do when it comes to your dentistry, we can help you achieve and maintain excellent oral health. We look forward to welcoming your entire family to our Saint Paul, MN dental office.

Dr. O'Neill

With over thirty years of experience, Dr. O'Neill offers high-quality, reliable results to our patients seeking general, cosmetic, and emergency dentistry. Our entire team is committed to providing you with an outstanding experience consistently.


"Dr. O'Neill is a perfectionist! He knows the latest techniques and has the most updated equipment. He is very thorough in his assessments and is knowledgeable. I highly recommend him. Great, friendly staff. Very professional." - Mary Dunnavan


Benefits of Using an Electric Toothbrush

electric toothbrush st paul mn

Have you ever thought about getting an electric toothbrush but haven’t taken the plunge yet?  Electric toothbrushes offer several benefits for your oral health, and here at Highgrove Dental Care we fully support and recommend the use of an electric toothbrush for all of our patients!  Below you will find several reasons to make the switch from a manual toothbrush to an electric toothbrush.



Easy to Use

  • Electric toothbrushes are easy for everyone to use!  The larger handle of an electric toothbrush makes grasping the toothbrush easier for people with mobility and dexterity problems such as arthritis.
  • They do the work for you!   Electric toothbrushes work by having sonic, vibrating, rotating, and/or ...

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Are Two Cleanings Each Year Really Necessary?

dental cleanings st paul mn

Why does your dental cleaning always seem to be scheduled on your busiest day? You find yourself contemplating canceling your appointment. Your teeth feel good, so it's not a big deal to reschedule your appointment, right?

Wrong! Did you know that when your teeth feel good, it is the best time to visit your dentist for a cleaning and examination? If you wait until your teeth hurt to visit your dentist, the damage has probably already been done. Read on to learn how important your dental cleanings in St. Paul, MN are for not only your oral health but also your overall health and well being.

What Happens During My Routine ...

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Itchy Gums: Solutions for an Annoying Problem

a picture of a woman getting her gums worked on by a dentist | top dentist st paul mn

Have you ever eaten a delicious meal and then suffered from itchy gums, an itchy tongue, or an itchy palate? No itch can be more annoying than the one in your mouth, and a back scratcher is not an option to relieve the irritation.

Itchy gums are a problem for many but determining the reason why your mouth itches may require detective-style dedication.

Potential Causes of Itchy Gums

Itchy gums often pass within a day or two without revealing the source. Here are some potential causes of an itchy mouth.

Hormones – Women going through puberty or menopause may experience an increase in itchy gums. This will likely pass, but if it persists, seeking ...

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Study Finds Evidence for an Association between Gum Disease and Obesity

gum disease treatment st paul

If you pay attention to the news lately, you have probably heard a number of reports about the serious systemic risks of having periodontal disease. Research links more and more conditions with chronic inflammation of the gums. 

More information is needed to determine the cause and effect relationship between periodontal disease and overall health, but one thing we know for sure is that the health of your mouth plays a significant role in overall wellness from more than just a dental standpoint.

Periodontal Disease and Obesity

A recent study finds an association between gum disease and obesity as well as a link to insulin resistance. Overall, the study determines that obese patients ...

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Tips to Keep it Easy to Keep Up with Your Oral Health

Oral Health | Top Dentist St Paul MN

It’s easy to get behind on your oral health when life gets busy, stressful, or goes through a lot of change. Missing just a few professional dental cleanings can actually put you at risk for periodontal disease, something that over 50 percent of American adults suffer from.

It’s easier to stay on top of your oral health if you have a plan. Here are three ways you can keep up with your oral health without too many adjustments to your schedule.

Make it a Routine

Creating a home care routine that works for you is essential. Good home dental hygiene along with professional dental exams and cleanings can keep you out of trouble. ...

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Dental Care Is Health Care

Dental Care in St. Paul MN

Many patients would be shocked to learn all of the ways that our oral health and overall health are intertwined. The latest research identifies relationships between oral health and nearly every other system in the body – including the brain, heart, joints, weight, sleep, and the kidneys. 

Periodontal disease, which is an inflammatory infection, releases bacteria into the bloodstream when eating, brushing, flossing, and through daily activities. Once in the bloodstream, bacteria travel freely throughout the body.

A number of factors contribute to the development and progression of gum disease, the primary one being neglect. Conditions and medications that cause dry mouth, including age, can also negatively impact the delicate tissue surrounding ...

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What Are We Looking for during Your Dental Cleaning?

Dental Cleanings St. Paul MN

Because dental cleanings give our hygienist quality time to work on your smile one tooth at a time, they can often identify changes with your oral health that may require treatment or additional attention for you to stay healthy. This is part of the reason why your regular dental exams and dental cleanings are so important.

Preventing dental conditions is the best way to protect your smile. With regular appointments, we can often detect and treat any problems before they progress.

Here are a few things that we look for during your dental cleanings:

Gum recession – The presence of gum recession can indicate a misaligned bite or gum disease. A periodontal ...

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