| Carling, Jon PT | SVHC Laurel Medical Center | (406) 628-6311 |
| Carlson, Kyla DO | Billings OB\GYN Associates, PC | (406) 248-3607 |
| Carr, Pattie RD | Bair Memorial Clinic | (406) 632-4343 |
| Carr, Pattie RD | Wheatland Memorial Hospital | (406) 632-4351 |
| Carrington-Hellier, Crystal OD | Billings Family Optical | (406) 245-2299 |
| Carson, Craig MD | PURE Infusion Suites of MT LLC - Billings | (406) 702-1327 |
| Carson, Craig MD | PURE Infusion Suites of MT LLC - Great Falls | (406) 384-7002 |
| Carson, Craig MD | Montana Arthritis Center, LLC | (406) 702-1327 |
| Caruso, Christian PA-C | RiverStone Health Clinic | (406) 247-3350 |
| Caruso, Christian PA-C | Riverstone Health Lil Anderson Center | (406) 247-3200 |
| Caruso, Christian PA-C | RiverStone Health Clinic - Bridger | (406) 662-3740 |
| Caruso, Christian PA-C | RiverStone Health Clinic - Joliet | (406) 962-9062 |
| Caruso, Christian PA-C | RiverStone Health Clinic - Worden | (406) 967-2255 |
| Casey , Kristin MD | Copper City Radiology, PC | (406) 461-2953 |
| Cassidy, Cassandra LCPC | Cassandra Cassidy LCPC LLC | (406) 272-5090 |
| Cates, Cassandra LAC | Rimrock Foundation | (406) 248-3175 |
| Causey , Marlin MD | SVHC Heart & Vascular Center | (406) 238-6820 |
| Certain, Courtney DO | SVH Hospitalists | (406) 237-3850 |
| Certain, Courtney DO | Sound Physicians | (406) 237-7000 |
| Chaloux, Tiffany MD | SVHC Bozeman Clinic | (406) 556-5888 |
| Chamberlain, David MD | SJMG Cardiac Interpretations | |
| Chambers, Tammy FNP-C | Roundup Memorial Healthcare Clinic | (406) 323-3337 |
| Chambers, Tammy FNP-C | Roundup Memorial Healthcare Hospital | (406) 323-2301 |
| Chambers, Tammy FNP-C | Beartooth Billings Clinic | (406) 446-2345 |
| Champer, Veronica FNP | St James Boulder Clinic | (406) 225-4201 |
