St. Paul Invisalign Dentist

The clear solution for crooked teeth

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Straighten your smile
without the hassle

Crooked teeth or shifting from past orthodontics can affect your confidence and your bite. But many adults and teens hesitate to pursue braces because they don’t want brackets, wires, or years of discomfort. That’s why we offer a better solution: Invisalign.

As a leading St. Paul Invisalign dentist, we specialize in subtle, effective smile alignment that fits seamlessly into your daily routine. We use digital scanning to build your custom plan and guide you every step of the way.

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How long does Invisalign treatment take?

Most patients complete treatment in 6 to 18 months, depending on their individual case.
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Is Invisalign uncomfortable?

Some mild pressure is normal at first, but most patients say Invisalign is very comfortable overall.
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How often do I wear the aligners?

For best results, wear them 20–22 hours a day — only remove them to eat and brush. Our St. Paul Invisalign dentists will let you know what to expect.
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What if I lose an aligner?

Call us right away. We’ll advise whether to switch to the next set or replace the one you lost.
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Can I eat normally with Invisalign?

Yes — just take the trays out while eating and enjoy all your favorite foods without restrictions.

What to expect during
Invisalign treatment

  • Digital impressions for a precise, mess-free fit
  • Custom aligners delivered in sets to advance your progress
  • Periodic visits to monitor and fine-tune your smile
  • Retainers are provided to preserve results after treatment

Why choose us for Invisalign

Advanced digital scanning

No molds or trays — just quick, precise 3D images of your smile.

Experience with adult treatment

We help many adults correct relapses or cosmetic concerns discreetly and comfortably.

Patient-first planning

Your Invisalign plan is tailored to your schedule, budget, and long-term goals.

Support at every step

We don’t just hand off aligners — we check in and guide you from start to finish.

You’re in
good company

☆☆☆☆☆

Hundreds of 5-star reviews!

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Amazing - this is where you want to be! They 100% put the patient first, and assure you have everything you need to be comfortable. I'm a nervous patient, and I am telling you these people lead with heart. Make an appointment now!

- Susan H.

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Dr. Cassi and Saint City Dental are one of the best in the business! I was greeted with friendly smiles from their excellent staff and had a very short wait until they brought me back for my appointment. I would recommend this place to all my family and friends.

- Grant T.

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I get quite nervous at the dentist (had bad experiences as a kid), but Dr. Rachel & Kelly help keep my mind off things. They are so gentle and kind…the best team around!

- Bonnie M.

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Been coming to this dentist for 8 years, and I love them. I recently had my first dental issue of my adult life and really felt heard. I had mouth pain after a cavity was filled, and the practice listened and tried to help me. It was such a relief to be heard and helped when I was in pain.

- Sarah B.

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“I highly recommend this dental practice. They are professional, calm, kind, and practical. I have worked with a variety of hygienists and dentists, and my visits have all been high-quality. It is clear folks here lead with integrity and put the best interest of their patients first.”

- Katia K.

Ready to Smile?

Care that feels good and fits your life — we can’t wait to meet you.

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Our St. Paul
Family Dentist’s Office

  • 1600 7th St W.
    Saint Paul, MN 55102
  • Monday-Thursday: 7:30am-5:00pm
    Friday: 7:30am-3:00pm