We provide foot and ankle care at our primary location in Billings as well as our Laurel and Red Lodge Locations. Please call our office to schedule an appointment or to get answers to questions you have.

The podiatric professionals at Rimrock Podiatry are pleased to welcome you to our practice. We want our patients to be informed decision makers and have a full understanding of any health issues they face. Our website serves as an extension of our office and provides you with valuable information regarding podiatric ailments and treatments. We encourage you to visit this site whenever you have a concern about your feet or ankles.

Our web site also provides you with background information about our staff, office hours, insurance policies, appointment procedures, directions to our Billings office and other useful information. We know how hectic life can be and we are committed to making our practice efficient, convenient and accessible. Most importantly, we want you to feel confident that when you choose Rimrock Podiatry, you will receive care from physicians and support staff who possess the qualifications, experience and compassion you deserve.

Please take a few moments to look through this site to get a better feel for the exceptional, comprehensive care Rimrock Podiatry's specialists provide.  We invite you to call our office if you have questions or would like to schedule an appointment.  We always look forward to seeing our existing patients and meeting new ones.

Contact Us

We encourage you to contact us with any interests or concerns you have relating to the specialty of podiatry. 

Rimrock Podiatry
1690 Rimrock Road, Suite L
Billings, MT 59102

                  Toll Free 1-888-717-007780717--


Meet Our Staff

Learn Who We Are

  • Scott G. DeMars, DPM

    Dr. DeMars was raised in Green Bay, Wisconsin and moved to Billings with his family in 1979. He graduated from Luther College in Decorah, Iowa, and received his Doctor of Podiatric Medicine degree from the California College of Podiatric Medicine in San Francisco. After a podiatric surgical residency at the VA Medical Center in Albuquerque, NM, he started his Billings practice in 1988. In 1993, Dr. DeMars joined Dr. O'Reilly to form Rimrock Podiatry.

    Dr. Demars is a past president of the Montana Podiatric Medical Association, a member of the American Podiatric Medical Association, Board Certified by the American Board of Podiatric Surgery, and is a Fellow of the American College of Foot and Ankle Surgeons. He has privileges at St Vincent Hospital, Yellowstone Surgery Center and Northern Rockies Surgery Center in Billings. Dr. DeMars also sees patients at the Mountainview Clinic in Red Lodge.

    Dr. DeMars has two adult sons, Brandon and Ryan. He is an avid big game hunter and also enjoys backpacking, hiking, snowshoeing and cross country skiing. Dr. DeMars resides in Red Lodge where his wife Barbra runs Two Bears Inn, a bed and breakfast.

  • Merrell K. Kauwe, DPM

    Dr. Kauwe was born in Hawaii, but raised much of his life in Utah. He received his bachelors degree in biology at Utah Valley University. He received his professional degree from the Des Moines University College of Podiatric Medicine and Surgery. Dr. Kauwe completed a three year surgical residency at Trinity Regional Medical Center in Fort Dodge, IA. While in school, and as a resident, Dr. Kauwe was involved in researching a new paradigm and approach to bunion surgery. He and his collaborator's work is represented in the philosophy behind the Lapiplasty surgery, correcting bunions in all cardinal planes of the body as well as at the primary level of the deformity.

    Dr. Kauwe is board qualified in foot surgery as well as rearfoot and ankle reconstruction. He treats patients of all ages.

    He is married to Genevieve and has three children, Jacob, David, and, Kalei.

  • Zachary Lubek, DPM

    Dr. Lubek is a Montana native raised in Helena. He pursued his undergraduate studies at Portland State University where he played four years of Division 1 Tennis. It was there that he developed an appreciation for injuries of the lower extremity. Dr. Lubek attended medical school in Chicago at Scholl College of Podiatric Medicine, then completed his three-year Foot and Ankle Surgical Residency at Regions Hospital/Health Partners Institute in St. Paul, Minnesota. Dr. Lubek is Board qualified in Forefoot and Reconstructive Rearfoot/Ankle surgery. He has particular interests in treatment of arthritic conditions, sports medicine, arthroscopy, diabetic limb salvage, and trauma surgery.

    In his free time, he enjoys all things outdoors including hiking, biking, camping, skiing, tennis and golf. He is happy  to be settled back into his home state and the Billings community with his wife Lyndsie, his baby Lola and their English Bulldog, Harvey.


What Our Clients Say About Us

  • "Took our son to see Dr. Kauwe for an ingrown toe nail that was causing pain. Dr. Kauwe was professional, quick, and did an amazing job fixing the problem for good. Highly recommended!"
    Aaron L.
  • "Dr. Kauwe is amazing! I was seen right away and I love how Dr. Kauwe explains things. He really treats you special. The staff makes you feel right at home. Thank you for being so caring!"
    Shara P.
  • "My faith in humanity in people is back ! Very nice staff and super caring"
    Heidi S.
  • "Very,very pleasant place to go. Can't say enough kind words for Doc and staff. Place to go if needed."
    Tanya M.
  • "Dr Kauwe was very professional. I am very happy with the outcome of my procedure and how I was treated by all staff members. I highly recommend Rimrock Podiatry."
    Cindy N.

Featured Articles

Read about helpful topics

  • Hallux Varus (Bunion)

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  • Amniotic Band Syndrome (ABS)

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  • Rugby Injuries to the Foot and Ankle

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  • Tailor's Bunion

    Tailor's bunion is a condition that affects the fifth metatarsal bone at the base of the little toe. In this comprehensive guide, we will explore the intricacies of tailor's bunion, shedding light on its causes, symptoms, and various treatment options. Whether you're seeking information as a healthcare ...

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  • Raynaud's Disease

    Raynaud's disease, also known as Raynaud's phenomenon, is characterized by episodes of reduced blood flow to the extremities, including the fingers and toes, in response to cold temperatures or emotional stress. When Raynaud's affects the feet specifically, it can lead to discomfort and potential complications. ...

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  • Your Footprint

    Your footprint is more than just a mark left on the ground—it can provide valuable insights into the health and structure of your feet. In this article, we'll explore the different types of footprints, what they can reveal about your feet, and how you can use this information to maintain foot health. Types ...

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Our Location

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Hours of Operation

Our Regular Schedule (Holidays may affect these hours)


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-3:00 pm