| Anesthesia | ||||
| Kent Gustin, CRNA |  | 406-283-7000 |  |  | 
| Robin Olsen, CRNA |  | 406-283-7000 |  |  | 
| Marie Zoueihid, CRNA |  | 406-283-7000 |  |  | 
| Anesthesiologist | ||||
| Mark Edwards, CRNA |  | 406-283-7000 |  |  | 
| Anesthetists | ||||
| Debra McRaven, CRNA |  | 406-283-7000 |  |  | 
| Cardiology | ||||
| Nikki Haats, FNP-C |  | 406-283-7378 |  |  | 
| Nayab Zafar, MD, FACC |  | 406-283-7378 |  |  | 
| Dermatology | ||||
| MacKenzie Horn, PA-C |  | 406-756-7555 |  |  | 
| Libbie Lapp, PA-C |  | 406-283-6820 |  |  | 
| Emergency Medicine | ||||
| Kathryn Cockerham, MD |  | 406-283-7000 |  |  | 
| Justine DeRousse, PA |  | 406-283-7000 |  |  | 
| Tony Fantozzi, PA-C |  | 406-283-6850 |  |  | 
| Scott Lacefield, PA |  | 406-283-7000 |  |  | 
| Jay Maloney, MD |  | 406-283-7000 |  |  | 
| Joseph Nicoletto, MD |  | 406-283-7000 |  |  | 
| Mark Serra, DO |  | 406-283-7000 |  |  | 
| Keri Thorn, MD |  | 406-283-7000 |  |  | 
| Mark Harding, M.D. |  | 406-283-7000 |  |  | 
| Amy Johnson, MSN, APRN, FNP-C |  | 406-283-7000 |  |  | 
| Terrence O'Malia, DO |  | 406-283-6850 |  |  | 
| Chad Rebo, PA-C |  | 406-283-6850 |  |  | 
| Raymond Zurcher, MD |  |  |  | |
| Family Medicine | ||||
| Joseph Chopyak, PA |  | 406-283-6900 |  |  | 
| Family Practice | ||||
| Tony Fantozzi, PA-C |  | 406-283-6850 |  |  | 
| JeNaia McGreevey, APRN-FNP |  | 406-283-6850 |  |  | 
| Terrence O'Malia, DO |  | 406-283-6850 |  |  | 
| Chad Rebo, PA-C |  | 406-283-6850 |  |  | 
| Sarah Sanders, MD |  | 406-283-6850 |  |  | 
| General Surgery | ||||
| Lance L. Ercanbrack, MD |  | 406-283-6800 |  |  | 
| John Means, MD |  | 406-751-5392 |  |  | 
| Nicole M. Bothman, APRN-FNP |  | 406-283-6800 |  |  | 
| Thad Kandel, MD |  | 406-283-6800 |  |  | 
| Megan Morgan, APRN-FNP-C, RNFA |  | 406-283-7000 |  |  | 
| Hospitalist | ||||
| Keri Thorn, MD |  | 406-283-7000 |  |  | 
| William Childs, MD |  |  |  | |
| Jason Cohen, MD |  | 406-283-7000 |  |  | 
| Mitchell Marzo, MD |  | 406-283-7000 |  |  | 
| Mark Ochenrider, MD |  | 406-283-7000 |  |  | 
| Hospitalist (Locums) | ||||
| Melissa Basford, MD |  | 406-752-5111 |  |  | 
| Casey Cole, FNP |  | 406-752-5111 |  |  | 
| Marilyn Grams, MD |  | 406-283-7000 |  |  | 
| Catherine Hall, MD |  | 406-283-7000 |  |  | 
| John Lewison, MD |  | 406-283-7000 |  |  | 
| Internal Medicine | ||||
| Glenne Gunther, MD |  | 406-293-8711 |  |  | 
| OB/GYN | ||||
| Riley Black, DNP, APRN, FNP-BC |  | 406-283-7440 |  |  | 
| Jacob Christian, DO |  | 406-283-7440 |  |  | 
| Aleksander Robles, MD |  | 406-283-7440 |  |  | 
| Obstetrics | ||||
| Jana Hall, MD |  | 406-283-6900 |  |  | 
| Samantha Pyle, MD |  | 406-283-6900 |  |  | 
| Nina Petrosyan, MD |  | 406-283-6900 |  |  | 
| Daniel Taylor C. Williams, MD |  | 406-283-6900 |  |  | 
| Occupational Therapist | ||||
| Ben Fenison, MOTR/L |  | 406-283-7280 |  |  | 
| Cindy Sullivan, OTR/L |  |  |  | |
| Ophthalmology | ||||
| Aaron Alme, MD |  | 406-257-2020 |  |  | 
| Roger Barth, MD |  | 406-257-2020 |  |  | 
| Mark Remington, MD |  | 406-257-2020 |  |  | 
| August Stein, MD |  | 406-257-2020 |  |  | 
| Tyler Ofstad, MD |  | 406-283-6820 |  |  | 
| Orthopedics | ||||
| Lawrence Iwersen, MD |  | 406-752-7900 |  |  | 
| Stan Makman, MD |  | 406-752-7900 |  |  | 
| Joseph Bergman, MD |  | 406-752-7900 |  |  | 
| Julienne Lippe, MD |  | 406-283-6824 |  |  | 
| Tracy Rogers, PA-C |  | 406-283-6824 |  |  | 
| Otolaryngologist | ||||
| Mitchell Ramsey |  | 406-283-6820 |  |  | 
| Pain Management | ||||
| Brian Bradley, CRNA, MS |  | 406-283-7246 |  |  | 
| Carlye H. Spaulding, BSN, RN, CRNA |  | 406-283-7246 |  |  | 
| Physical Therapist | ||||
| Lori Benson, MSPT |  | 406-283-7280 |  |  | 
| Sarah Johnson, DPT |  | 406-283-7280 |  |  | 
| Lane Luscher |  | 406-283-7280 |  |  | 
| Angela Patten, PT |  | 406-283-7280 |  |  | 
| Amanda Reinmiller, PT |  | 406-283-7280 |  |  | 
| Kimberly Umscheid, PT |  | 406-283-7280 |  |  | 
| Carrie Wardian, DPT, Board Certified Clinical Specialist in Pediatric Physical Therapy |  |  |  | |
| Physical Therapist Assistant | ||||
| Lacey Bandemer, PTA |  | 406-283-7280 |  |  | 
| Nick Boulware |  | 406-283-7280 |  |  | 
| Jessica Marsh, PTA |  |  |  | |
| Alex Zimmerman, PTA |  | 406-283-7280 |  |  | 
| Podiatry | ||||
| David Neumann, DPM |  | 406-293-6937 |  |  | 
| Pulmonary Care | ||||
| Brad Black, MD |  | 406-293-8756 |  |  | 
| Anthony DalNogare, MD |  | (406) 257-8992 |  |  | 
| Radiology | ||||
| Stephen Becker, MD |  | 406-283-7000 |  |  | 
| Receptionist | ||||
| Jody Apple |  |  |  | |
| Michelle Enyeart, Receptionist |  | 406-283-7280 |  |  | 
| DiAnn Watson, Receptionist |  | 406-283-7280 |  |  | 
| Receptionist, PT Aide | ||||
| Amber Good, CPMC Receptionist, PT Aid |  | 406-283-7280 |  |  | 
| Registered Nurse | ||||
| Kjirsten Mercer, RN, BSN |  |  |  | |
| Speech Language Pathologist | ||||
| Allyson Diehl, M.S. CCC/SLP |  | 406-283-7280 |  |  |