| MacDonald, Ashley DNP, FNP | Ear, Nose & Throat Associates | (406) 238-6161 |
| Maher, Monica FNP | Big Horn Hospital | (406) 665-2310 |
| Maher, Monica FNP | Surgical Associates PC | (406) 238-6470 |
| Mahler, Michael CRNA | Butte Clinic - Anesthesia | (406) 723-2472 |
| Mahoney, Chloe DPT | West Billings Physical Therapy | (406) 655-9060 |
| Maier, Dennis MD | Downtown Clinic - Wound Healing Center | (406) 237-8270 |
| Maier, Dennis MD | St. Vincent Wound Care & Infectioud Disease PB | (406) 237-8270 |
| Malcom, Kenna DPT | Mountain Land Rehabilitation LLC - Westend | (406) 656-0950 |
| Malli, Sarah APRN | Roundup Memorial Healthcare | (406) 323-2301 |
| Malli, Sarah APRN | Roundup Memorial Healthcare Clinic | (406) 323-3337 |
| Malody, Lisa MD | Downtown Clinic - Internal Medicine | (406) 238-6900 |
| Malters, Edward MD | Downtown Clinic - Internal Medicine | (406) 238-6900 |
| Malters, Edward MD | Intermountain Health West End Clinic - Internal Medicine | (406) 238-6900 |
| Malters, Deborah MD | Turnwell Mental Health of Montana - 24th Street | (406) 839-2985 |
| Malters, Deborah MD | Turnwell Mental Health of Montana - Bozeman | (406) 839-2985 |
| Malters, Deborah MD | Turnwell Mental Health of Montana - Grand | (406) 839-2985 |
| Mammenga, Jamie LCPC | Sound Perinatal and Fertility Counseling, PLLC | |
| Manhart, Gina APRN | Community Clinic - Fallon Medical Complex | (406) 778-3331 |
| Mann, Nimrit MD | Cogent Healthcare of MT dba Sound Physicians | (406) 657-7000 |
| Mann, Nimrit MD | Cogent Healthcare of MT, PC dba Sound Physicians of MT | (406) 657-7000 |
| Mann, Nimrit MD | SVH Hospitalists | (406) 237-3850 |
| Maranda, Eric MD | Yellowstone Dermatology Associates | (307) 219-5959 |
| Maranda, Eric MD | Yellowstone Dermatology Associates- Sheridan | (307) 219-5959 |
| Marcinek, Kara NP | Intermountain Montana Virtual Care Clinic | (406) 237-5110 |
| Mark , Bryan MD | SJMG Rocky Mountain Clinic | (406) 496-3633 |
