zReports Research Institute · Updated October 2026
Every dialysis center in Walnut Creek, CA, independently graded A to F from CMS Dialysis Facility Compare data: 4 hold an A range grade. Walnut Creek's average score is 90.3, 9.8 above the California average. The grades are free.
| Statistic | Value |
|---|---|
| Active licensed dialysis centers | 4 |
| Walnut Creek average records layer score | 90.3 |
| California statewide average | 80.5 (Walnut Creek +9.8) |
| A range grades | 4 (100%) |
| Clean record (no deficiencies on file) | 4 (100%) |
| Serious findings on the record | 0 |
| Combined licensed capacity | 68 |
Walnut Creek's 4 licensed dialysis centers average a records layer score of 90.3, 9.8 points above the California statewide average of 80.5. 4 of 4 facilities carry a clean record with no deficiencies on the state's file. See the full picture on the California Dialysis Center Rankings & Safety Report.
Dialysis Centers in California are overseen by the Centers for Medicare & Medicaid Services (CMS), whose certification, inspection, and quality-reporting data is published on the public record. This page is computed from CMS Dialysis Facility Compare data, the government’s own filings, not reviews or advertising.
Walnut Creek has 4 active licensed dialysis centers on California's public file, with a combined licensed capacity of 68. Every one is ranked on this page with a free records layer grade.
Walnut Creek's average records layer score is 90.3, 9.8 points above the statewide average of 80.5. 4 of 4 Walnut Creek facilities have a clean record with no deficiencies on file.
The free records layer grade contains zero zReports judgment: it maps the government's own published verdicts, CMS Dialysis Facility Compare data, through one fixed rule applied identically nationwide. The paid Consumer Intelligence Report™ adds the composite Consumer Z Score™ and audits the record against public reputation.
No. Facilities are never contacted, never notified, and cannot pay to be listed, delisted, or re-scored. Independence is the product.
This report was generated from the zReports Consumer Records Database™, a continuously updated database that normalizes official government licensing, inspection, enforcement, ownership, and safety records across multiple federal and state agencies. Every statistic in this report is traceable to its originating public record. Facilities cannot pay to alter scores, rankings, or findings.
Data source: zReports Consumer Intelligence Database™ v2026.10 · Built from: CMS Provider Data Catalog · HHS OIG Exclusions List (LEIE) · Public consumer review signals (audited, never trusted, in the composite Consumer Z Score™) · Proprietary Consumer Z Score™ methodology · Updated: October 2026
APA, zReports Research Institute. (2026). Best Dialysis Centers in Walnut Creek, CA. Rankings & Safety Records (v2026.10). zReports.org. https://zreports.org/rankings/dialysis/ca/walnut-creek
MLA, zReports Research Institute. “Best Dialysis Centers in Walnut Creek, CA. Rankings & Safety Records.” zReports.org, v2026.10, October 2026, zreports.org/rankings/dialysis/ca/walnut-creek.
Plain, Best Dialysis Centers in Walnut Creek, CA. Rankings & Safety Records, zReports Research Institute, v2026.10, updated October 2026, zreports.org/rankings/dialysis/ca/walnut-creek
RANKED NIGHTLY FROM CMS DIALYSIS FACILITY COMPARE DATA · FACILITIES ARE NEVER CONTACTED AND CANNOT PAY TO CHANGE SCORES · METHODOLOGY