| Streeter-Sedill, Stefanie PAC | SVHC North Shiloh | (406) 237-8989 |
| Stricker, Lisa NP | SVHC Pain Center | (406) 237-8808 |
| Stricker, Lisa NP | SVP Downtown Walk In | (406) 237-4141 |
| Stricker, Lisa NP | SVHC Billings Transitional Care | (406) 237-8282 |
| Stricker, Lisa NP | SVHC Broadwater Walk-In Clinic | (406) 237-4116 |
| Sukin, Dean MD | Ortho Montana, PSC | (406) 237-5050 |
| Sukin, Dean MD | Ortho Montana PSC - Westend | (406) 237-5050 |
| Sukut, Kae PA-C | Ortho Montana, PSC | (406) 237-5050 |
| Sullivan, Mark PA-C | Ortho Montana, PSC | (406) 237-5050 |
| Sullivan, Mark PA-C | Ortho Montana PSC - Westend | (406) 237-5050 |
| Summers, Bree LCPC | Courage Through Counseling, PLLC | (406) 861-7412 |
| Sutliffe, Edward NP | SVHC OCC Health | (406) 237-8855 |
| Swan, Russell MD | Vance Thompson Vision MT, LLC - Bozeman | (406) 219-0700 |
| Swan, Russell MD | Vance Thompson Vision MT, LLC - Billings | (406) 620-3937 |
| Swanton, James PT | Ortho Montana, PSC | (406) 237-5050 |
| Swanton, James PT | Ortho Montana PSC - Heights | (406) 896-1397 |
| Swanton, James PT | Ortho Montana PSC - Westend | (406) 237-5050 |
| Sweeney, Keelin NP | SVH Hospitalists | (406) 237-3850 |
| Sweeney, Keelin NP | Sound Physicians | (406) 237-7000 |
| Sweney, Matthew MD | SVHC Fortin Pediatric Specialty Clinic | (406) 237-5300 |
| Switzer, Jr., David MD | Eye Physicians & Surgeons | (406) 252-5681 |
| Tailleur, Daniel MD | Holy Rosary Healthcare | (406) 233-2600 |
| Tallman, Philip MD | Tallman Dermatology | (406) 294-9515 |
| Tapen , Elizabeth MD | SJMG Radiation Oncology | (406) 723-2621 |
| Tapia, Lionel MD | The Children's Clinic of Billings - Outpatient | (406) 281-8700 |
