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Meet the Team at Sandcreek Dental

Dr. Matt Calkins DDS


Dr. Calkins was raised in Utah and Colorado. He received his undergraduate degree from Brigham Young University - Idaho and graduated from Creighton School of Dentistry in Omaha, Nebraska—one of the top dental schools in the country.


Matt's wife Kandace was born and raised in Savage on a family farm. He has enjoyed being able to practice dentistry in Glendive and has grown a real love for the town and its people.

He loves spending time with his wife, two little boys and daughter, including going on hikes in Makoshika and riding dirt bikes around Glendive. In his free time Dr. Calkins enjoys hunting pheasants, weight lifting, playing volleyball, and watching movies with his family.

As a dentist, his main focus is helping patients feel comfortable and allowing them to choose the type of dentistry that best fits their needs.

LISA CALKINS – Office Manager

Lisa is from Utah and Colorado. She received her undergraduate degree from the University of Washington in Seattle and her masters degree from Loughborough University Design School in the UK. Lisa loves working with Sandcreek's clients and her awesome co-workers.

Lisa enjoys art, design, her six nieces and nephews, and her dog Kenji. In the past, she taught English in South Korea for two years and during a summer in Thailand. Recently she worked in the medical industry as a usability specialist, working with different medical device manufacturers in Washington D.C.

RHONDA APPEL – Receptionist & Scheduler

Rhonda is a Glendive native, born and raised. She has been married to her husband Todd for 34 years, has two grown children, and four beautiful grandchildren. Rhonda has worked in the dental field for 34 years, all of them in this same office! She started as a dental assistant and later moved to the front office. Her favorite part of her job is the people she meets and the friendships she makes with her patients and co-workers.

Rhonda loves to travel. She enjoys yoga, gardening and outdoor summer activities that involve family and friends. She thoroughly enjoys living in Glendive, the people here and the laid back lifestyle. Since she has lived here all her life, she knows many people in the community, which she feels is the best part about Glendive!

TERRY STEFFEN– Office Assistant

Terry was born in Cardsten, Alberta, Canada. She grew up in eastern Montana and western North Dakota, spending the most time in Glendive. Terry received her bachelor's degree from Montana State University in education. Terry has worked at Sandcreek Dental as an assistant for 12 years and has also been an elementary education teach for four years. Terry thoroughly enjoys the staff at Sandcreek Dental where she sees great support and cooperation.

Terry and her husband Jim have seven children and 23 amazing grandchildren! She enjoys spending time with her family along with family history, hiking, rock/agate hunting, river floats, taking walks in the country and studying about healing plants and herbs. She also loves doing handiwork, such as crocheting and making blankets for her grandchildren.

BREANN CULLINAN – Dental Hygienist

Breann was born and raised in Glendive. She graduated from Sheridan College with an Associate of Science in Dental Hygiene, along with her Bachelor's of Science in Dental Hygiene from the University of Wyoming. Upon graduation, Breann worked in Miles City for about two years in a general practice. She has worked at Sandcreek Dental for over five years. She truly enjoys being back in her hometown, providing dental care to the community. She loves educating and motivating her patients to achieve their best oral health care.

Breann and her husband Danny have one son and one daughter. In her spare time, she enjoys spending time with family and friends, crafting, sewing and camping. As a hygienist, she looks forward to meeting each of her patients and hopes to make your dental experience a positive, educational visit!

BROOK CEANE – Dental Hygenist

Brook was raised in Bozeman. She attended Montana State University for two years before moving to Albuquerque, New Mexico. She resided there for five years and graduated with a Bachelor's of Dental Hygiene from the University of New Mexico. Brook returned to Bozeman in 2006, where she met her husband Frank. They have a daughter Audrey. They moved to Glendive in January 2014, at which time she started working at Sandcreek Dental. Brook has been a dental hygienist for nine years, and her favorite part of the job is the interaction with patients and helping them understand the importance of their oral health.

Brook finds it a rewarding career for herself, and she is happy to have found an office that supports its employees in providing the best care they can for their patients. She has enjoyed the relationships she has developed with her patients. She appreciates the friendly, close-knit environment Glendive has to offer and laid back lifestyle here. They love the outdoors, especially the summer months. Brook's hobbies include hiking, camping, gardening, skiing, reading and spending time with friends.

KAMIREE MORRIS – Dental Hygenist

Kamiree was born and grew up in Baker. She received her Bachelor's degree in Dental Hygiene from the University of Wyoming. She and her husband Jon enjoy going on walks and playing with their two dogs.

Kamiree is happy to be back in Montana after graduating from college. She enjoys the friendly atmosphere at Sandcreek Dental and loves working with the great people in eastern Montana.

ROBIN TRANGMOE – Dental Assistant

Robin was born in Billings and grew up in Helena. She and her husband Jim raised their four children in Glendive. They have been blessed with nine wonderful grandchildren so far. They are third generation farmers and ranchers. When Robin is not working in dentistry, she can be found doing a lot of chores and helping out on their family farm/ranch located southwest of Glendive. Robin and her husband raise registered Angus cattle, sheep, corn, alfalfa and soy beans. She also enjoys reading, sewing and doing activities with her family and grandchildren.

Robin's experiences in the dental field have provided her with a very interesting and fulfilling career. She has been a dental assistant for 25 years—first in orthodontic, then general dentistry. To Robin, it is very rewarding to be able to educate and assist patients with their dental needs. Together with Dr. Calkins, she feels that there is a great team at Sandcreek Dental.

LINDA HEPPERLE – Dental Assistant

Linda was born in Miles City and was raised in Baker and Marmarth, ND. Her husband's job eventually moved their family of three children to Dickinson, ND in 2007, and then to Glendive in 2011. She has worked in the dental field for 17 years. She has also worked as an emergency medical technical for 18 years and in the insurance industry for 10 years after becoming a licensed insurance agent.

Upon moving to Glendive, Linda once again had an opportunity to become involved in the field of dentistry at Sandcreek Dental. She enjoys her co-workers, patients, and the challenges her job offers. In Linda's spare time, she and her husband enjoy camping and fishing with their children and twelve grandchildren. She is also an avid reader.

CHELSEA LEACH– Dental Assistant

To be added

KENDRA HUBBARD – Dental Assistant

While Kendra was born in Butte, she grew up in Glendive. Being the oldest of four girls in her family, she was a great mentor to her sisters. Kendra graduated at Dawson Community College and is currently taking additional classes through Montana State University. She has two children, Easton and Cabela, and loves spending time with them. She enjoys hunting, fishing, hiking, crafting, cooking and traveling.

Kendra has a broad background, having worked as a server and bartender for three years and a victim advocate for two years before joining Sandcreek Dental. She loves meeting new patients and working with great co-workers at Sandcreek Dental. Being able to work in Glendive is her dream, as she has enjoyed the close knit community here. Glendive was a great place for her to grow up and now raise her family.

DEVEN SCHROEBER – Dental Assistant

Deven was born in Shelby Montana, and grew up in Gillette, Wyoming and Terry, Montana. She and her husband Trayton have a son. She received her degree in Massage Therapy at Williston State College. Deven recently joined Sandcreek Dental and loves being able to help give patients their confidence back with their smile.

Deven enjoys spending time with her son and husband, along with fishing, hunting and quilting. She and her family enjoy living on a small farm south of Glendive with their three dogs, chickens and goats.