| Provider | Group Practice/Location | Office Phone |
| Stalter, Nicole DNP, FNP | Intermountain Montana Virtual Care Clinic | (406) 237-5110 |
| Standish, David MD | Children\'s Clinic of Billings - Outpatient | (406) 281-8700 |
| Standish, David MD | Children\'s Clinic of Billings - Westend | (406) 281-8700 |
| Stanich, Maryglen MD | Intermountain Health - Missoula Pediatric Neurology Clinic | |
| Stapler, Dale MD | Cogent Healthcare of MT dba Sound Physicians | (406) 657-7000 |
| Stapler, Dale MD | SVH Hospitalists | (406) 237-3850 |
| Stapler, Dale MD | SVHC Pediatric Hospitalists | (406) 237-3850 |
| Stark, Tawny LAC, LCPC | Reflections Counseling LLC | (406) 855-7255 |
| Steele, Kaitlyn PA-C | Billings OB/GYN Associates PC | (406) 248-3607 |
| Steele, Brian MD | Diversified Radiology | (303) 914-8800 |
| Steele, Brian MD | SJMG Radiology | (406) 723-2500 |
| Steele, Brian MD | Butte Clinic- Radiology | (406) 723-2500 |
| Steffes, Malissa LCSW | Yellowstone Boys & Girls Ranch | (406) 656-3112 |
| Steigerwald, Michael PA-C | NEMHS- Faith Lutheran Home | (406) 653-6421 |
| Steigerwald, Michael PA-C | NEMHS- Poplar Community Hospital | (406) 768-6100 |
| Steigerwald, Michael PA-C | NEMHS- Riverside Family Clinic | (406) 768-5171 |
| Steigerwald, Michael PA-C | NEMHS- Trinity Hospital | (406) 653-6500 |
| Steigerwald, Michael PA-C | NEMHS - Listerud Rural Health Clinic | (406) 653-2501 |
| Stein, Kenneth DC | Stein Chiropractic & Sports Clinic | (406) 234-2964 |
| Stein, Ambri OTD | Alpenglow Physical Therapy - Grand | (406) 534-1066 |
| Steiner, Ceara OD | Vance Thompson Vision MT LLC - Billings | (406) 294-1994 |
| Steiner, Ceara OD | Vance Thompson Vision MT LLC - Bozeman | (406) 219-0700 |
| Steiner, Joseph OD | Yellowstone Eye Care | (406) 656-7605 |
| Steiner, Joseph OD | Yellowstone Eye Care - Red Lodge | (406) 656-7605 |
| Stellflug , Stacey FNP | Stellflug Health & Wellness | (406) 672-3353 |