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


What’s Are the Benefits of Family Dentistry?

family dentistry st. paul mn

Dental offices that specialize in family dentistry offer a versatile atmosphere for patients. And a dental practice that provides services to an entire family suggests that staff and dentists have experience treating patients of every age group.

Your child may feel very grown up and reassured by visiting the same dental office as his or her parents. With a family practice, you’ll also be able to encourage a loved one that services are top notch and dentists are very gentle.

At Highgrove Dental Care, we simply love treating families!

Other benefits of family dentistry include:

Continuity of Dental Care

We find that when families utilize our dental services, there is a sense of continuity ...

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Locating The Right Dentist For Your Family

A family smiles in front of a wall | St. paul family dentist

Families are more health conscious than ever, so when you are searching for the best St. Paul, MN dentist, it’s vital that their practice has all the elements necessary to care for your family’s smiles comfortably and for many years to come.

At Highgrove Dental Care, Dr. Terry O’Neill’s approach to dentistry goes beyond what you will find in your average dental practice.

Pain-Free Dentistry

Because making every procedure comfortable for patients is a priority for Dr. O’Neill, he introduced an innovative method for anesthetizing patients that helps even those who have difficulty getting numb experience painless dentistry.

Because patients have varying pH levels, our onset buffering anesthetic system adjusts for each patient, making ...

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When's The Right Time for My Child's First Visit?

a woman and her child walk in a field | st. paul family dentistry

Having a child is an exciting time and can often be filled with medical appointments for check-ups and immunizations that are common in early childhood. It is easy to overlook your child’s necessary dental care, especially if you don’t realize that their first visit should occur by their first birthday, according to the American Academy of Pediatric Dentistry.

For a family dentist in St. Paul who loves treating children, contact Highgrove Dental Care today. We welcome patients of all ages.

Why Should My One-Year-Old Visit the Dentist?

Our early childhood dental visits are designed to provide parents with much-needed information about the growth and development of their child. Additionally, we discuss home care ...

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Are Your Teeth Holding You Back? Here's How We Can Help

A woman smiles | cosmetic dentist st paul

Making a great first impression is important. Perhaps most importantly, it is essential to nail that first job interview and really put your best smile forward. If you feel self-conscious about your teeth, you might find yourself holding back or even keeping your mouth shut exactly when you should be singing your own praises.

Another complication of not having a healthy smile is that you might have bad breath, which can be a real turn off and hurt your chances of a callback.

While some of the judgments that people make about the appearance of others are unfair, it’s an unfortunate fact of life.

Fortunately, your family dentist in St. Paul can create ...

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Why Are My Gums Itchy?

a woman brushes her daughter's teeth | pediatric dentist in st. paul

Itchy gums may sound like a unique problem to have, but if your gums ever feel itchy, you know how annoying it can be. You probably ask why your gums would possibly itch and what might have caused it. Here are some of the most common reasons that gums feel irritated and itchy.


You might have a food allergy or sensitivity you don’t know about. Sometimes allergies are mild and difficult to identify. Make a note of all of the foods that you eat and drinks you consume when you have itchy gums and see if you can find a common food that might be the culprit.

Hormonal Changes

Sometimes women going through ...

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3 Important Functions of Baby Teeth

family dentistry in st paul

Many people think baby (primary) teeth are disposable because they will begin to fall out and be replaced by adult teeth later. This could not be further from the truth. Baby teeth are an essential part of the development of your child’s permanent smile and without a healthy start, your child can have oral health issues as teens and adults.

3 Important Functions of Baby Teeth

Here are three ways that your child’s baby teeth help them develop properly.

They Help Children Eat and Speak Properly

Baby teeth are essential to helping your little one maintain a healthy diet. Being able to eat a wide variety of foods – including crunchy fruits and veggies ...

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The Latest Research on the Cause of Cavities in Kids

Children's Dentistry St. Paul, MN

Most parents will agree that the sight that warms their hearts above all others is their child’s smile. Dentistry researchers are hard at work to protect the smiles of children by determining how dental caries (decay) develops and what we can do to restrict cavities. It goes beyond the presence of sugar, though sweets are certainly a factor in developing cavities. Bacteria feed on sugar, which makes the mouth environment acidic, softening enamel.

Recent Research on Childhood Caries

This study finds that both bacteria and yeast are players when it comes to caries. Yeast also feeds on sugar, so a sweet tooth can create a double-hit when it comes to a healthy ...

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