| Williams , Derek MD | SJMG Emergency Physicians | (406) 723-2585 |
| Williams , Kristina FNP | Big Horn Hospital | (406) 665-2310 |
| Wilson, Scott PA | SVP Downtown Walk In | (406) 237-4141 |
| Wilson, Scott PA | SVHC Broadwater Walk-In Clinic | (406) 237-4116 |
| Wilson, Amy LAC | Yellowstone Boys & Girls Ranch | (406) 655-2100 |
| Wilson, Amy LAC | Yellowstone Boys & Girls Ranch - Chemical Dependency | (406) 245-2751 |
| Wilson , Caitlin PA-C | SVHC Heart & Vascular Center | (406) 238-6820 |
| Wilson , Carey MD | SVHC Fortin Pediatric Specialty Clinic | (406) 237-5300 |
| Winkler, Laura DPT | Physical Therapy in Motion - West | (406) 651-9099 |
| Winkler, Laura DPT | Physical Therapy in Motion - Downtown | (406) 969-2518 |
| Wock, Jari SLP | SJMG Therapy - Whitehall | (406) 287-3717 |
| Woerner, Douglas DO | SVHC Laurel Medical Center | (406) 628-6311 |
| Woods, Lynda LCSW | RiverStone Health Clinic | (406) 247-3350 |
| Wreggelsworth, Amanda PA-C | SVH Hospitalists | (406) 237-3850 |
| Wreggelsworth, Amanda PA-C | Sound Physicians | (406) 237-7000 |
| Wright , Matthew MD | SVH Hospitalists | (406) 237-3850 |
| Wright , Matthew MD | Sound Physicians | (406) 237-7000 |
| Yang , Christopher MD | SVHC Yellowstone Urology | (406) 237-5400 |
| Yapuncich, Kathleen MD | The Children's Clinic of Billings - Outpatient | (406) 281-8700 |
| Yapuncich, Kathleen MD | The Children's Clinic of Billings, PC | (406) 281-8700 |
| Yapuncich, Victor MD | SVHC West Grand Family Medicine | (406) 237-5353 |
| Yates, Brooke PA-C | SVHC Absarokee Clinic | (406) 328-4497 |
| Yates, Brooke PA-C | SVHC Mountainview Clinic | (406) 446-3800 |
| Yellowstone Pathology, Institute, Laboratory | Yellowstone Pathology Institute, Inc. | (406) 238-6360 |
| Yellowstone Surgery Center, Ambulatory Surgery Center | Yellowstone Surgery Center | (406) 237-5900 |
