| McNew, Laurie PA-C | SVHC Internal Medicine | (406) 238-6900 |
| McNew, Laurie PA-C | SVHC Lockwood Clinic | (406) 237-5444 |
| McRae , Anne NP | RiverStone Health Clinic | (406) 247-3350 |
| Mehling, Frederick PA | SVHC Neurosurgery - Billings | (406) 237-5577 |
| Meier, Jeffrey DC | Meier Chiropractic - West | (406) 651-5433 |
| Meier, Jeffrey DC | Meier Chiropractic - Downtown | 406) 651-5433 |
| Meier, Kimberly DC | Meier Chiropractic - West | (406) 651-5433 |
| Mentikov, Myrna PA-C | RiverStone Health Clinic | (406) 247-3350 |
| 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 |
| Mettler, Mikel OD | Beartooth Vision Center, PC | (406) 652-9339 |
| Meyers, Rebecka MD | SVHC Fortin Pediatric Specialty Clinic | (406) 237-5300 |
| Michels, Frank MD | SVHC Billings Transitional Care | (406) 237-8282 |
| Michels, Frank MD | SVHC North Shiloh | (406) 237-8989 |
| Mihalick , Trent MD | SVH Frontier Cancer Center | (406) 238-6290 |
| Miller, Kristine NP | Billings OB\GYN Associates, PC | (406) 248-3607 |
| Miller, Christopher MD | SVH Hospitalists | (406) 237-3850 |
| Miller, Christopher MD | RiverStone Health Clinic | (406) 247-3350 |
| Miller, Christopher MD | Sound Physicians | (406) 237-7000 |
| Miller, Kathleen PA-C | SVHC Laurel Medical Center | (406) 628-6311 |
| Miller, Kathleen PA-C | SVHC Broadwater | (406) 237-5200 |
| Miller, Kathleen PA-C | SVHC North Shiloh | (406) 237-8989 |
| Miller, Kathleen PA-C | SVHC West Grand Family Medicine | (406) 237-5353 |
| Miller, Kathleen PA-C | SVHC Lockwood Clinic | (406) 237-5444 |