| Chase, Cal DPT | West Billings Physical Therapy | (406) 655-9060 |
| Chase, Jr., Douglas PT | West Billings Physical Therapy | (406) 655-9060 |
| Cheng, Sam MD | Copper City Radiology, PC | (406) 461-2953 |
| Cherni-Smith, Rita MD | SVHC Billings Transitional Care | (406) 237-8282 |
| Chiappetta, Carolyn LCPC | Yellowstone Boys & Girls Ranch | (406) 655-2100 |
| Chorney, Collette MD | SJMG Rocky Mountain Clinic | (406) 496-3633 |
| Chouinard-Braden, Jean NP | The Children's Clinic of Billings - Outpatient | (406) 281-8700 |
| Chouinard-Braden, Jean NP | The Children's Clinic of Billings, PC | (406) 281-8700 |
| Chouinard-Braden, Jean NP | Ohana Providers, PLLC | (406) 272-4631 |
| Christensen, Anthony DPT | Beartooth Billings Clinic | (406) 446-2345 |
| Christenson, Brian MD | Eastern Radiological Associates | (406) 237-5490 |
| Christian, Jacob DO | SJMG OB/GYN | (406) 496-3627 |
| Christianson, David MD | SVH Frontier Cancer Center | (406) 238-6290 |
| Christman, Stephanie FNP | BVHC - Sweet Medical Center - Harlem | (406) 353-4861 |
| Christman, Stephanie FNP | Bighorn Valley Health Center - St Labre | (406) 784-6721 |
| Christman, Stephanie FNP | Bighorn Valley Health Center - Hardin | (406) 665-4103 |
| Christman, Stephanie FNP | Bighorn Valley Health Center - Ashland | (406) 784-2346 |
| Christman, Stephanie FNP | Bighorn Valley Health Center - Miles City | (406) 874-8700 |
| Christman, Stephanie FNP | BVHC - Sweet Medical Center - Chinook | (406) 357-2294 |
| Christman, Stephanie FNP | BVHC Central MT Community Health Center - Lewistown | (406) 535-6545 |
| Christofferson, Brittany LAC | RiverStone Health Clinic | (406) 247-3350 |
| Clark, Dallas MD | Beartooth Billings Clinic | (406) 446-2345 |
| Clark, Danika DO | SJMG Rocky Mountain Clinic | (406) 496-3633 |
| Clausen, Robyn OD | Bauer & Clausen, PC | (406) 656-8886 |
| Clement, Phillip MD | Holy Rosary Healthcare | (406) 233-2600 |
