Providence ST Mary Medical Center
Hospital · Walla Walla, WA
CMS certification number500002
Contact & location
401 W Poplar STWalla Walla, WA 99362
Walla Walla County
- Phone
- (509) 522-5900
- ZIP code
- 99362 – all care providers
Facility details
- Ownership
- Voluntary non-profit - Private
- Hospital type
- Acute Care Hospitals
- Emergency services
- Yes
Hospital quality
- Mortality measures
- 0 better than national · 0 worse
- Safety of care measures
- 0 better than national · 0 worse
- Readmission measures
- 3 better than national · 0 worse
- Birthing-friendly
- Y
Frequently asked questions
What is the rating of Providence ST Mary Medical Center?
Providence ST Mary Medical Center has a 3-star overall rating from the Centers for Medicare & Medicaid Services on a scale of 1 to 5.
What is the phone number of Providence ST Mary Medical Center?
(509) 522-5900. The facility is located at 401 W Poplar ST, Walla Walla, WA 99362.
Source: CMS Care Compare, August 2026. Information is provided as published by CMS; verify details directly with the facility.