John Muir Medical Center - Walnut Creek Campus
Hospitals
050180CMS Rating
Star ratings are CMS's relative measure, not an absolute “best” claim. A 3-star facility is average.
Trust Verification Checklist
- Medicare-certified & active
- CMS rating published
- CMS overall hospital rating 3+ stars
Quality & Outcomes
3/5
Patient survey rating
HCAHPS summary star
77%
Would definitely recommend
of surveyed patients
69%
Rated hospital 9-10
of surveyed patients
177 min
ER wait (median)
time in ED before leaving; lower is better
3 better / 4 worse
Outcomes vs national
across 19 mortality & safety measures
Better than national average
Heart-failure death rate
No different from national average
Serious complications (PSI-90)
Published CMS measures for this facility. Confirm the latest on the official Care Compare page.
Peer Comparison
2
This facility (stars)
3.1
State average (stars)
2
Hospitals in Walnut Creek
40
FacilityProof trust score
Official CMS Record
We reproduce CMS data — always confirm the live record on Medicare's official Care Compare page.
View on Care CompareQuick Facts
- Type
- Hospital
- Ownership
- Non profit
- CCN
- 050180
- City facilities
- 22
Location
Last updated (CMS): June 1, 2026