- West Henderson Hospital
- West Holt Memorial Hospital
- West Jefferson Medical Center
- West Kendall Baptist Hospital
- West Los Angeles Medical Center
- West Maui Hospital and Medical Center
- Westmoreland Hospital
- West Oaks Hospital
- Weston County Health Services
- Westover Hills Baptist Hospital
- Westpark Springs
- West Penn Hospital
- West Pines Behavioral Hospital
- West River Health Services
- West Suburban Medical Center
- West Tennessee Healthcare Bolivar Hospital
- West Tennessee Healthcare Camden Hospital
- West Tennessee Healthcare Dyersburg Hospital
- West Tennessee Healthcare Henry County Hospital
- West Tennessee Healthcare Jackson-Madison County General Hospital
- West Tennessee Healthcare Milan Hospital
- West Tennessee Healthcare North Hospital
- West Tennessee Healthcare Rehabilitation Hospital Cane Creek
- West Tennessee Healthcare Rehabilitation Hospital Jackson
- West Tennessee Healthcare Volunteer Hospital
- West Valley Hospital
- West Valley Medical Center
- Wetzel County Hospital
- Wheatland Memorial Healthcare
- WhidbeyHealth Medical Center