| Cordina, Steve MD | St. Vincent Neurosurgery | (406) 237-5577 |
| Corey, Shawn MD PHD | SJMG Radiology | (406) 723-2500 |
| Corey, Shawn MD PHD | Diversified Radiology | (303) 914-8800 |
| Corley, Teresa PA | Intermountain Montana Virtual Care Clinic | (406) 237-5110 |
| Cotnoir, Malary PA-C | | |
| Cotton, Casey DO | Eastern Radiological Associates | (406) 237-5490 |
| Cox, Andrew MD | Beartooth Billings Clinic | (406) 446-2345 |
| Cox, Andrew MD | Beartooth Billings Clinic - Clinic | (406) 446-2345 |
| Cox, Andrew MD | Big Horn Hospital | (406) 665-2310 |
| Cox, Andrew MD | Midway Clinic DBA Three Rivers Health | (307) 568-3311 |
| Cox, Andrew MD | Pioneer Medical Center | (406) 932-4603 |
| Cox, Andrew MD | South Big Horn County Hospital District DBA Three Rivers Health | (307) 568-3311 |
| Cox, Joeleen DC | Ottun Chiropractic PC | (406) 259-9383 |
| Craddock, Mike MS, LCPC | Highland Mountains Counseling | (406) 299-2812 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Ashland | (406) 784-2346 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Chinook | (406) 357-2294 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Dawson | 406-377-9410 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Glendive | (406) 815-5831 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Hardin | (406) 665-4103 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Hardin Campus | (406) 665-4103 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Hardin School | 406-665-4103 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Harlem Sweet | (406) 353-4861 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Lewistown | (406) 535-6545 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - Miles City | (406) 874-8700 |
| Craig (Lidberg), Meghan LCPC, LAC | BVHC DBA One Health - St. Labre | (406) 784-6721 |
