
| Provider | Group Practice/Location | Office Phone |
| Lundgren, Chelsea CRNP | Children\'s Clinic of Billings - Westend | (406) 281-8700 |
| Lundin, Ashley LCPC | Yellowstone Boys & Girls Ranch | (406) 656-3112 |
| Lybrand, Kyle MD | Ortho Montana PSC | (406) 237-5050 |
| Lybrand, Kyle MD | SVHC Ortho MT - Trauma | (406) 237-5050 |
| Lyders, Eric MD | Diversified Radiology | (303) 914-8800 |
| Lyders, Eric MD | SJMG Radiology | (406) 723-2500 |
| Lynn, Matthew MD | Diversified Radiology | (303) 914-8800 |
| Lynn, Matthew MD | SJMG Radiology | (406) 723-2500 |
| Lyson, Cheryl LCPC | Downtown Clinic - Behavioral Health Associates | (406) 237-3585 |
| Lyson, Cheryl LCPC | Downtown Clinic - Internal Medicine | (406) 238-6900 |
| L\'Heureux, Dena MD | SVHC Adult Critical Care | (406) 237-7200 |
| Ma, Chan MD | Downtown Clinic - Nephrology | (406) 237-5770 |
| Maagard, Dixon OD | Yellowstone Eye Care | (406) 656-7605 |
| Mabey, Erin PA | ||
| Mabey, Erin PA | Broadwater Clinic - Walk-in | (406) 237-8550 |
| Mabey, Erin PA | Heights Clinic - Walk-in | (406) 237-8400 |
| Mabey, Erin PA | N. 27th Walk-in Clinic | (406) 237-5110 |
| Mabey, Erin PA | West End Clinic - Walk-In | (406) 901-2580 |
| MacAdam, Brett MD | Eastern Radiological Associates | (406) 237-5490 |
| Macartney, Aran NP | SJMG Rocky Mountain Clinic | (406) 496-3633 |
| Macdonald, Andrea APRN | Integrative Mental Health Services PLLC | (406) 702-1466 |
| MacDonald, Ashley DNP, FNP | Ear, Nose & Throat Associates | (406) 238-6161 |
| 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 |