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

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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


4 Ways to Increase the Longevity of Your New Veneers

If you are sporting your new smile after having veneers in our St. Paul dental office, you probably can’t stop admiring your new smile. Veneers can improve your smile and give your pearly whites celebrity status. They are also an investment and protecting them is likely on your list. Here are four ways to keep your veneers looking like new.#1 Maintain Impeccable Home HygieneBrushing twice daily and flossing each day is not a just our suggestion, but a necessary habit to maintain healthy teeth and gums. While veneers themselves do not decay, the natural teeth acting as their foundation can, and decay puts veneers at risk.Gum disease can lead to ...

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Dentures: 3 Steps to a New Smile

Modern dentures are one of the aspects of dentistry that has progressed dramatically in recent decades – both in their function and their appearance. The process for getting dentures in our Saint Paul dental office occurs in three easy steps.Step One – Evaluation and PlanningAs with all dental procedures, we will start with a full evaluation. This gives us the “big picture” view of your oral health, bone structure and perhaps most importantly, you and Dr. O’Neill will have a chance to discuss your goals for your smile.We will take x-rays to look at bone levels and impressions to help Dr. O’Neill plan for your dentures.He will also go over ...

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The Long-Term Oral Health Consequences of a Nail-Biting Habit

If you are considering cosmetic dentistry in Saint Paul, you might be thinking of veneers or bonding to enhance and improve the appearance of your teeth. If you bite your nails, however, you might end up damaging your new dentistry with your nail biting habit.In addition to the cosmetic implications of biting your nails, there are plenty of other reasons to keep your fingers out of your mouth.Transfers Bacteria to the MouthYour fingers and hands touch everything while you are out in the world – grocery carts, train station turnstiles, elevator buttons, other peoples’ hands, and well, let’s face it – bathroom stuff.While you may justify your nail biting habit ...

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Could You Benefit from Veneers?

A woman smiles | dental veneers st. paul mn
Veneers might seem like a luxury for the rich and famous, but that’s not necessarily the truth. Often, dental veneers are comparable in price to dental crowns and make your front teeth look like you just came from a Hollywood party.If you are searching for a cosmetic dentist in St. Paul and you want to discuss the possibility of veneers, we welcome your questions. It’s as easy as picking up the phone and speaking to one of our helpful team members.Here Are Some of the People Who Benefit from VeneersPeople who grind their teeth – As long as we address the underlying problem, porcelain veneers can restore the length of ...

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The 3 Most Common Dental Emergencies We Treat at Our St. Paul

a tooth in front of a first aid kit | st. paul MN emergency dentist
Let’s face it; dental emergencies are stressful. When patients experience dental emergencies in St. Paul, we are here to help guide you through the process, taking the uncertainty out of the future of your smile.Here are the three most common dental emergencies we treat here at Highgrove Dental Care.A Toothache or Pain in the MouthSometimes, the source of a toothache is easy to identify, especially if you bite into something and suddenly – crunch – you break a tooth. Other times, pain creeps in slowly and gradually becomes more dramatic. Either way, you should give us a call right away. A toothache indicates a problem, and the faster we treat ...

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Keeping Your Smile Bright for Longer - 4 Tips

a before and after image of a teeth whitening patient | teeth whitening St. Paul
You have had a dental cleaning recently and followed it with professional teeth whitening in our Saint Paul dental office. Your teeth are probably gleaming! Keeping them that way is perhaps important to you, and our team is here to help by offering tips to keep those pearly whites brilliant.4 Tips to Maintain a Whiter SmileTip #1 Know the Foods and Beverages that Stain TeethIt’s common knowledge that tobacco use causes stains on teeth, but what about everyday foods and beverages? Here are some of the more significant culprits that produce yellow or brown stains on your teeth.Curry and turmericGreen leafy vegetables like kaleRed and white wineCoffee and TeaBerries and ...

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You Deserve Quality of Life. Implants Could Help

a woman smiles | dental implants St. Paul
If you have dentures, you know how important they are to improving your confidence and helping you eat more foods you enjoy. If your dentures do not fit well or regularly fall out of your mouth when you laugh or talk, they can become a significant source of stress that ruins your quality of life.A recent study printed in the Clinical Implant Dentistry journal reveals that implant-retained dentures improve quality of life. We offer all types of dentures in our Saint Paul dental office, including implant-retained variety.Reliable StabilityImplant-retained dentures secure dentures in place and keep them from falling or shifting when you chew food or laughing over coffee with friends. ...

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