Trusted Orthodontist Serving Shelby, MT

Looking for a trusted, modern orthodontist serving Shelby, MT? Marshall Orthodontics helps children, teens, and adults achieve confident, healthy smiles with braces, Invisalign, and advanced orthodontic care. From your first interaction, you will notice our difference: personalized treatment, advanced technology, and a team focused on your comfort and long-term results.

  • Invisalign Provider: Dr. Marshall offers experienced clear aligner treatment for teens and adults seeking discreet smile correction.
  • Advanced Digital Technology: We use 3D imaging and digital scanning for accurate planning and improved patient comfort.
  • Community Focused Care: We proudly support local schools, youth programs, and families throughout the Hi-Line region.
  • Comfortable Modern Environment: Our welcoming office is designed to help patients of all ages feel relaxed and confident.
  • Care for All Ages: We provide orthodontic solutions tailored for children, teens, and adults at every stage.
  • Patient Centered Approach: Our bilingual team prioritizes communication, transparency, and individualized care at every visit.

Marshall Orthodontics is a frequent choice for families in Shelby who are looking for a team they can trust. While our office is located at 2525 6th Ave S in Great Falls, the straight drive south makes us a convenient destination for our neighbors in Toole County.

The trip from Shelby is very straightforward and typically takes about 1 hour and 15 minutes. Most patients find that heading south on I-15 is the fastest and most direct route, bringing you right into Great Falls. Our office is easy to find just a few blocks from Benefis Health System and Great Falls High School, making it simple to coordinate your visit with other appointments or errands in town.

We know that driving in from Shelby is a bit of a trip, so we make sure your visit is efficient and well worth the drive. We offer a relaxed, friendly atmosphere and plenty of free on-site parking so you can get in and out without any hassle. We look forward to seeing you and helping you achieve the smile you want.

Meet Our Orthodontist

Dr. Robert Marshall at Marshall Orthodontics in Great Falls, Havre, and Glasgow, MT

Dr. Robert Marshall, DDS

Dr. Robert Marshall blends advanced orthodontic expertise with a warm, patient-focused approach. Originally from Bigfork, Montana, he earned his Doctor of Dental Surgery from the University of Minnesota and completed his orthodontic residency at Saint Louis University, a nationally recognized orthodontic program.

Dr. Marshall is a respected leader in his field and remains active in professional organizations, including:

  • American Association of Orthodontists
  • 4th District Montana Dental Society
  • Spear Study Club for continued advanced education

Families appreciate his approachable nature, clear communication, and commitment to providing comfortable, personalized orthodontic care for every patient.

Awards & Certifications

What Financing and Insurance Options are Available?

We believe orthodontic care should be straightforward, accessible, and easy to navigate. Our team takes the time to review all costs with you and help you understand your insurance benefits before starting treatment.

To make care more manageable, we offer flexible payment solutions tailored to different needs, including in-house options and accommodations for families with multiple patients. We also work with most insurance plans and handle claim submissions to simplify the process.

Our focus is on making quality orthodontic care attainable, so you can move forward with confidence on your journey to a healthier, more confident smile.

Our Team at Marshall Orthodontics in Great Falls, Havre, and Glasgow, MT

What Orthodontist Services Are Offered?

We provide comprehensive orthodontic services designed for every age and lifestyle. Our team focuses on comfortable, effective treatment that delivers lasting results.

Close-up smile with metal braces on teeth | Marshall Orthodontics in Great Falls, MT

Metal & Ceramic Braces

Classic metal or discreet ceramic braces deliver reliable tooth movement and lasting, predictable smile alignment results.

Teen applying clear aligner to teeth | Marshall Orthodontics in Great Falls, MT

Invisalign Clear Aligners

Removable clear aligners gradually straighten teeth discreetly while blending comfortably into everyday school and work routines.

Young boy smiling outdoors after airway evaluation | Marshall Orthodontics in Great Falls, MT

Airway Orthodontics

Airway-centered orthodontic care supports healthy jaw development, improved breathing patterns, and better overall sleep quality.

Teen girl smiling after surgical orthodontic treatment | Marshall Orthodontics in Great Falls, MT

Surgical Orthodontics

Orthodontic treatment combined with oral surgery addresses complex bite problems and significant jaw alignment concerns.

Young girl smiling during early orthodontic care | Marshall Orthodontics in Great Falls, MT

Early Orthodontics

Early orthodontic evaluations monitor jaw growth and help prevent more advanced alignment problems in the future.

Adult woman smiling after orthodontic treatment | Marshall Orthodontics in Great Falls, MT

Adult Orthodontics

Customized orthodontic treatment helps adults enhance alignment, improve bite function, and build lasting smile confidence.

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Real Smiles. Real Results.

Explore our Before & After gallery to see the smile transformations created by Dr. Robert Marshall and our team. Each case reflects personalized care and results you can trust.

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Read What Our Happy Patients Have to Say!

We had such a a great experience with Dr. Marshall and his team. Scheduling was always easy, we were able to get in quickly when we needed to fix an issue, and Dr. Marshall always had such a positive attitude that made you feel welcome and valued. We are 1 for 3 for kids on braces and we will absolutely be using Dr. Marshall and his team for our next kid in the near future.
Carla Weidow
1 day ago
Staff are excellent. Dr Marshall was very patient with my treatment being interrupted by other dental procedures. 100% recommend
Elinor Walmart
1 week ago
They are all amazing I just got my braces off and though out my experience they are always nice and caring! Even though it took a while I now have perfect teeth thanks to them!!!!
Laurie Marzetta
2 weeks ago
I am so thankful that I went in to visit with Dr. Marshall and his staff. As I aged, my bottom front teeth started crowding, leaving gaps in other places. Make me conscious of my smile and teeth. In talking to Doctor Marshall and his staff, we decided doing the invisalgn was best for me. They were there every step of the way with me. Their professionalism, and the way they explained everything made me so comfortable in my decision to have them do the work. Now when I look in the mirror I am overjoyed by the smile they created for me. Thank you, Doctor Marshall and thank you all of his staff.
this place is super nice and super welcoming. I've been going here for over three years now and still will be coming for a long time. thank you all for helping me out so much!!
Jackie Gregoire
2 weeks ago
We had a great experience with Marshall Orthodontics. The hygienists, front staff, and Dr. Marshall were amazing.
Ally Chabot
2 weeks ago
I’ve had a great experience with Marshall Orthodontics! Everyone I’ve interacted with has been kind, professional, and genuinely helpful. They clearly care about our community. I’m grateful to have their support this season on my dance team and would definitely recommend!
Becky Higgins
2 weeks ago
I cannot recommend Dr. Marshall and his entire team enough! They did an exceptional job with my son’s braces, and the results speak for themselves. Every single visit has been smooth—the staff is consistently kind, courteous, and welcoming from the moment you walk in. If you are looking for top-notch orthodontic care with a team that truly cares about their patients, this is the place to go! ​
Heather Maner
3 weeks ago
⭐️⭐️⭐️⭐️⭐️ 100/100 recommend Marshall’s Orthodontics! I just got my braces off after a year, and I seriously couldn’t have asked for a better experience! Everyone in the office is so sweet, welcoming, and personable. Dr. Marshall is absolutely amazing, and the entire staff makes you feel comfortable from the second you walk through the door. I was lucky enough to have Cassy M. do all of my adjustments throughout the year, and she is the BEST! She’s so careful, kind, and genuinely cares about her patients. After a year of appointments, I’m happy to say I don’t just consider her part of my orthodontic team—I can call her a friend now! 💜 The whole office truly starts to feel like family, and I’m actually going to miss seeing everyone! Thank you all for giving me a smile I absolutely LOVE! 😁✨ 10/10… or better yet, 100/100 recommend!
Alicia Frank
3 weeks ago
I had a wonderful experience with Marshall Orthodontics. I was always insecure about my smile, but I truly felt so safe and welcomed by all the staff. Now i’m proud of my smile!

Frequently Asked Questions

Orthodontic treatment often comes with questions about timing, comfort, and long term results. Here are helpful answers for Shelby families considering care.

Your orthodontist evaluates your bite, alignment concerns, and lifestyle to recommend the most effective and comfortable treatment option.

o. Children, teens, and adults can all benefit from orthodontic treatment at different stages of life.

Most patients continue normal activities. We provide guidance and protective options for athletes when needed.

Appointments are typically scheduled every few weeks to monitor progress and keep treatment moving efficiently.

Yes. Proper alignment can improve bite function, oral hygiene, comfort, and long term dental health.

Let’s Create Your Perfect Smile!

Whether you’re a teen ready for braces or an adult interested in Invisalign®, Marshall Orthodontics can help you achieve your best smile with comfort and confidence.