| Provider | Group Practice/Location | Office Phone |
| Rizos, Demetrius DO | Cogent Healthcare of MT PC dba Sound Physicians of MT II | (855) 768-6363 |
| Rizos, Demetrius DO | Cogent Healthcare of MT, PC dba Sound Physicians of MT II | (253) 682-1710 |
| Roberts, Stephen DO | Pioneer Medical Center | (406) 932-4603 |
| Roberts , Cherish LCPC | CrossWay Incorporated | (406) 969-5183 |
| Robertson, Mark PT | Red Lodge Clinic - Physical Therapy | (406) 446-3850 |
| Robinette, Tia LCSW | Journey to Healing | (406) 272-6583 |
| Robinson, Wanda DC | Robinson Chiropractic & Rehab Center | (406) 607-6105 |
| Robinson, Glen MD | St. Vincent Regional Hospital Neurology Service | (406) 237-3850 |
| Robinson, Glen MD | Intermountain Health St. Vincent Regional Hospital | (406) 238-7800 |
| Robinson, Glen MD | St. Vincent Regional Hospital - Adult Critical Care | (406) 237-7200 |
| Robinson (Dorman), Aleah PA-C | RiverStone Health | (406) 247-3350 |
| Robinson (Dorman), Aleah PA-C | RiverStone Health - Montana Rescue Mission | 406-651-6560 |
| Robison, Julia MD | Downtown Clinic - Internal Medicine | (406) 238-6900 |
| Robison, Julia MD | Intermountain Health West End Clinic - Internal Medicine | (406) 238-6900 |
| Roche, Brenda PhD | Beery Pediatrics | 406-672-6201 |
| Rodriguez, Mark MD | ||
| Rodriguez, Mark MD | Turnwell Mental Health of Montana PC, DBA Montana Psychiatry PLLC - Grand | (406) 839-2985 |
| Rodriguez, Mark MD | Turnwell Mental Health of Montana, PC DBA Montana Psychiatry PLLC - 24th Street | (406) 839-2985 |
| Rodriguez, Mark MD | Turnwell Mental Health of Montana, PC DBA Montana Psychiatry PLLC - Bozeman | (406) 839-2985 |
| Rodriguez, Joy NP | Intermountain Health Heart & Vascular - Downtown Cardiac & Vascular Surgery | (406) 238-6820 |
| Roesch, Christine PT | Red Lodge Clinic - Physical Therapy | (406) 446-3850 |
| Rogers, Bridget MD | Diversified Radiology | (303) 914-8800 |
| Rogers, Bridget MD | SJMG Radiology | (406) 723-2500 |
| Rogers, Bridget MD | Butte Clinic- Radiology | (406) 723-2500 |
| Roller, Dean MD | St. Vincent Regional Hospital Neurology Service | (406) 237-3850 |