
| Provider | Group Practice/Location | Office Phone |
| Mcsweyn, Autumn LCPC | Turnwell Mental Health of Montana - 24th Street | (406) 839-2985 |
| Mehling, Frederick PA | St. Vincent Neurosurgery | (406) 237-5577 |
| Meier, Kimberly DC | Meier Chiropractic - West | (406) 651-5433 |
| Meier, Elisa LCSW | Yellowstone Boys & Girls Ranch | (406) 656-3112 |
| Meier, Jeffrey DC | Diversified Radiology | (303) 914-8800 |
| Meier, Jeffrey DC | Meier Chiropractic - Downtown | (406) 651-5433 |
| Meier, Jeffrey DC | Meier Chiropractic - West | (406) 651-5433 |
| Meisinger, Quinn MD | Diversified Radiology | (303) 914-8800 |
| Mele, Elaine DPT | Boulder Clinic - Physical Therapy | (406) 225-4201 |
| Mele, Elaine DPT | SJMG Therapy - Whitehall | (406) 287-3717 |
| Melmer, Stephanie LCSW | Stephanie Melmer LCSW PLLC | 406-647-0079 |
| Mendoza Plaut, Erika MD | St. Vincent Regional Hospital - Pediatric Hospitalists | (406) 237-3850 |
| Menne, Ashley MD | St. Vincent Regional Hospital - Adult Critical Care | (406) 237-7200 |
| Mentikov, Myrna PA-C | Riverstone Health Clinic | (406) 697-0976 |
| Mentikov, Myrna PA-C | RiverStone Health Clinic - Bridger | (406) 662-3740 |
| Mentikov, Myrna PA-C | RiverStone Health Clinic - Joliet | (406) 962-9062 |
| Mentikov, Myrna PA-C | RiverStone Health Clinic - Worden | (406) 967-2255 |
| Merriman, Kylie LCPC | Yellowstone Boys & Girls Ranch | (406) 656-3112 |
| Mestre, Daniela MD | RiverStone Health | (406) 247-3350 |
| Meyer, James MD | ||
| Meyers, Christina MD | BVHC DBA One Health - Ashland | (406) 784-2346 |
| Meyers, Christina MD | BVHC DBA One Health - Chinook | (406) 357-2294 |
| Meyers, Christina MD | BVHC DBA One Health - Dawson | 406-377-9410 |
| Meyers, Christina MD | BVHC DBA One Health - Glendive | (406) 815-5831 |
| Meyers, Christina MD | BVHC DBA One Health - Hardin | (406) 665-4103 |