Contact Marshall Orthodontics in Great Falls, MT

Looking for a trusted, modern orthodontist in Great Falls, MT? At Marshall Orthodontics, we help children, teens, and adults achieve confident, healthy smiles with braces, Invisalign, and advanced orthodontic care. From your first visit, you will notice our difference: personalized treatment, advanced technology, and a team that truly cares about your experience.

  • Invisalign Provider: Dr. Marshall provides experienced clear aligner treatment for teens and adults seeking discreet orthodontic care.
  • Advanced Digital Technology: We use 3D imaging and digital scanning for precise treatment planning and improved patient comfort.
  • Community Focused Care: We proudly support local schools, youth programs, and community events throughout the Great Falls area.
  • Comfortable Modern Office: Our welcoming space is designed to help patients of all ages feel relaxed and confident.
  • Care for All Ages: We provide orthodontic solutions for children, teens, and adults at every stage of life.
  • Patient Centered Experience: Our bilingual team prioritizes communication, transparency, and individualized care at every appointment.

Marshall Orthodontics is located at 2525 6th Ave S, right in the heart of the Great Falls healthcare district. Our office is a welcoming spot for families and students throughout the community looking for a local team they can trust.

Finding us is easy because we are situated just a few blocks from Benefis Health System and Great Falls Clinic Hospital. We are also a short drive from Great Falls High School and the University of Providence, making it simple for students to swing by for appointments before or after class.

We want your visit to be as smooth as possible, so we offer plenty of free on-site parking right at our building. Whether you are coming from Holiday Village Mall or heading over from Gibson Park, our central location and easy access make it simple to fit orthodontic care into your busy day.

Meet Our Orthodontist in Great Falls

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

Dr. Robert Marshall, DDS

Dr. Robert Marshall blends advanced orthodontic training 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 program.

A respected leader in his field, Dr. Marshall is a Past President of the Montana State Orthodontic Society and remains active in professional organizations, including:

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

Patients appreciate his clear communication, approachable nature, and commitment to making every visit comfortable and informative. At Marshall Orthodontics, families can expect expert care delivered with genuine attention and integrity.

Awards & Certifications

What Financing and Insurance Options are Available?

We believe orthodontic care should be simple, affordable, and stress-free. Our team clearly explains costs and helps maximize your insurance benefits before treatment begins.

  • Limited treatment starting as low as $185
  • Comprehensive treatment up to $8,000
  • Clear aligners starting as low as $1,000
  • Down payments starting as low as $500
  • Monthly payments starting as low as $150 with no interest

We offer adjustable down payments, in-house payment plans, sibling discounts, and pay-in-full savings. We accept most insurance plans, submit claims on your behalf, finance remaining balances in-office, and also offer CareCredit.

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

What Orthodontist Services Are Offered?

We offer a wide range of orthodontic services designed to fit every age, lifestyle, and smile goal. Our team focuses on personalized care, using modern techniques to make treatment comfortable and effective. Whatever your needs, we’ll help you find the right path to a healthier, more confident smile.
Close-up smile with metal braces on teeth | Marshall Orthodontics in Great Falls, MT

Metal & Ceramic Braces

Classic metal or ceramic braces gently and reliably move teeth into proper alignment for lasting, confident results.

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

Invisalign Clear Aligners

Removable clear aligners discreetly straighten teeth while comfortably fitting into busy school, work, and daily schedules.

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

Airway Orthodontics

Airway-centered orthodontic care encourages healthy jaw growth while supporting better breathing and improved sleep patterns.

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

Surgical Orthodontics

Combined orthodontic and surgical treatment corrects complex jaw discrepancies and improves overall bite alignment and function.

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

Early Orthodontics

Combined orthodontic and surgical treatment corrects complex jaw discrepancies and improves overall bite alignment and function.

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

Adult Orthodontics

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

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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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Case 5

Read What Our Happy Patients Have to Say!

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
1 week 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
1 week 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
2 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!
Abbie Aasand
1 month ago
I had such a great experience with Marshall Orthodontics while I was getting braces! Everyone was always so friendly, welcoming, and helpful throughout the entire process. They made every appointment easy and comfortable, and I always felt like I was in great hands. I’m so happy with my results and truly appreciate all the amazing care and service I received from the entire team. I would definitely recommend Marshall Orthodontics to anyone looking for a great orthodontist!
Anya Murphy
2 months ago
I am currently in the middle of my treatment with Dr. Marshall, and I couldn’t be happier with my choice! From day one, the entire team has been amazingly welcoming, gentle, and professional. ​Every appointment is a breeze—they run right on time, and Dr. Marshall always takes the time to explain what’s happening at each step so I feel completely confident in my progress. I’m already seeing fantastic changes in my smile! If you’re looking for an orthodontist who truly cares about their patients, I can’t recommend Dr. Marshall and his amazing staff enough.

Frequently Asked Questions

Have questions about orthodontic care? You’re not alone, many patients wonder about timelines, comfort, and how treatment works. Our FAQ section covers the most common topics to help you feel informed and ready for your next step toward a great smile.

Most children benefit from an evaluation around age seven, but treatment timing depends on individual growth and development.

Treatment length varies based on complexity, but most patients complete care within twelve to twenty four months.

Both options are highly effective. The best choice depends on your bite, lifestyle, and treatment goals.

You may experience mild soreness after adjustments, but most patients adapt quickly and remain comfortable throughout treatment.

Appointments are typically scheduled every six to eight weeks to monitor progress and make necessary adjustments.

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.