| Provider | Group Practice/Location | Office Phone |
| Hoagland, Kai LCPC | Mental Health Center - Billings | (406) 252-5658 |
| Hodge Shirley, Shannon LCPC | Shannon R Hodge-Shirley PLLC | (406) 670-1000 |
| Hoene, Andrew MD | Beartooth Billings Clinic | (406) 446-2345 |
| Hoene, Andrew MD | Beartooth Billings Clinic - Clinic | (406) 446-2345 |
| Hofstra, Timothy MD | NEMHS - Poplar Community Hospital | (406) 768-6100 |
| Hofstra, Timothy MD | NEMHS - Trinity Hospital | (406) 653-6500 |
| Hogan, Lisa PA | SJMG Emergency Physicians | (406) 723-2585 |
| Hogeland, Josephine PA, BS | Turnwell Mental Health of Montana - 24th Street | (406) 839-2985 |
| Hogeland, Josephine PA, BS | Turnwell Mental Health of Montana - Bozeman | (406) 839-2985 |
| Hogeland, Josephine PA, BS | Turnwell Mental Health of Montana - Grand | (406) 839-2985 |
| Hokenstad, Alexis MD | Intermountain Health West End Clinic - Gynecologic Oncology | (406) 238-6900 |
| Hokenstad, Alexis MD | St. Vincent Regional Hospital - Cancer Centers of Montana | (406) 238-6290 |
| Hokenstad, Alexis MD | Butte Clinic - OB-GYN | (406) 496-3627 |
| Hokenstad, Alexis MD | Gallatin Clinic- Gynecologic Oncology | 406-901-2440 |
| Hokenstad, Alexis MD | Cody Clinic - Gynecologic Oncology Outreach | (406) 901-2440 |
| Holloway, Brian MD | NEMHS - Poplar Community Hospital | (406) 768-6100 |
| Holloway, Brian MD | NEMHS - Trinity Hospital | (406) 653-6500 |
| Hooks, Delaina PA | ||
| Hool, Kristina MD | St. Vincent Regional Hospital - Cancer Centers of Montana | (406) 238-6290 |
| Hool, Kristina MD | Intermountain Health Holy Rosary Hospital | (406) 233-2600 |
| Horn, Jeffrey MD | Holy Rosary Healthcare | (406) 233-2600 |
| Horn, Jeffrey MD | Intermountain Health Heart & Vascular - Downtown Cardiac & Vascular Surgery | (406) 238-6820 |
| Horn, Jeffrey MD | Intermountain Health Heart & Vascular - Gallatin Thoracic & Vascular Surgery Outreach | (406) 613-7999 |
| Horn-Charnesky, Frances LCSW LAC | Rimrock Foundation | (406) 248-3175 |
| Horn-Charnesky, Frances LCSW LAC | Rimrock Foundation 2 | (406) 248-3175 |