Dialysis Centers in Ontario, CA
Ontario, California has 5 Medicare-certified dialysis centers. The highest CMS-rated is Davita Ontario Mills Dialysis (3 stars). Always call ahead to confirm chair availability and that the center takes your insurance or Medicare plan.
All dialysis centers in Ontario, sorted by CMS rating
| Facility | CMS rating | Address | Phone |
|---|---|---|---|
| Davita Ontario Mills Dialysis | ★★★☆☆ | 2403 S Vineyard Ave Suite D, Ontario 91761 | (909) 923-3850 |
| Kaiser Foundation Hospital Medical Ctr.- Ontario | ★★★☆☆ | 2295 South Vineyard Avenue, Ontario 91761 | (909) 724-3039 |
| Usrc Ontario | ★★★☆☆ | 2850 Inland Empire Blvd., Suite C, Ontario 91764 | (909) 476-2638 |
| Ontario Dialysis, Inc. | ★☆☆☆☆ | 1001 W. Sixth Street, Suite A, Ontario 91762 | (909) 984-0320 |
| Ontario Holt Dialysis Center, Inc. | ★☆☆☆☆ | 1310 West Holt Avenue, Ontario 91762 | (909) 986-0230 |
Dialysis brands in Ontario
Dialysis centers in nearby cities
Browse all dialysis centers in California or the best-rated centers in California.
Source: CMS Provider Data Catalog, April 2026 release. Ratings are CMS Quality of Patient Care star ratings — how to read them.