Welcome to Mountain Gate Dental, where we provide comprehensive dentistry for Helena, Montana and surrounding areas. We’re proudly in network with most insurances and are accepting new patients of all ages. Dr. Josh Erekson and his team are happy to accommodate general, family, cosmetic and same-day emergency care in their modern state-of-the-art office. They are conveniently located in downtown Helena just off of the Walking Mall in the Medical Arts Building. As an added service, Dr. Erekson speaks fluent Spanish to better serve patients throughout central Montana.

iconPreferred for major insurance companies

iconSame-day emergency visits

iconNew patients of all ages are always welcome

iconModern facility

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Dr. Josh Erekson is a 2010 graduate of the Indiana University School of Dentistry. He is constantly learning about the latest materials and dental techniques to improve as a dentist and accesses continuing education courses on a regular basis.

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Joshua Erekson, DDS

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Donna has over 20 years of experience as a dental office manager. She is very happy to be working with Dr. Erekson.

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Donna Hirst

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Marissa joined the office with Dr. Mongelli in 2010 and worked with him as a dental assistant for 10 years.

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Marissa McBride


Sarah Erekson


Brianna McLain


Alisa Stephenson

Check out our 5 star patient reviews



We provide dental services for the entire family. Call us today for a same-day emergency visit

Let us help you solve your dental concerns.

Fix a missing tooth

Fix a broken tooth

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Make my tooth feel better

Make my smile look better

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Practice Info

We look forward to seeing you at Mountain Gate Dental. Please click the link below to help us make your experience with us a great one.

  • Monday 8am - 4pm
  • Tuesday 8am - 4pm
  • Wednesday 8am - 4pm
  • Thursday 8am - 4pm
  • Friday Closed
  • Saturday & Sunday Closed
We are closed from noon to 1:00 for lunch. payments

We accept all insurance plans.

We have preferred provider status with most plans.


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