St John Kronstadt Convalescent Center
Nursing home in Castro Valley, California, CMS certification number 555016
4432 James Avenue, Castro Valley, CA 94546 · Alameda County
- CMS overall rating
- 5 of 5 stars
- Certified beds
- 49
- Certified for
- Medicare and Medicaid
- Last standard inspection
- November 21, 2025
- Deficiencies at that inspection
- 11
- Fines in 3 years
- No fines
Does St John Kronstadt Convalescent Center take Medicare and Medicaid?
Yes to both. St John Kronstadt Convalescent Center is certified for Medicare and Medicaid. Medicare can pay for a short skilled stay after a qualifying hospital stay; Medicaid can pay for long-term care once you qualify.
Certification isn't a promise of an open bed. Ask how many Medicaid beds it has free and whether it keeps residents who move from Medicare to Medicaid. Our guide explains what Medicare pays for.
CMS star ratings
CMS rates every certified nursing home from 1 to 5 stars. The overall rating starts from health inspections, then moves up or down for staffing and quality. These come from the CMS Provider Information, October 2026 release.
| Measure | CMS stars |
|---|---|
| Overall | 5 of 5 |
| Health inspections | 4 of 5 |
| Staffing | 5 of 5 |
| Quality of resident care | 5 of 5 |
| Long-stay quality | 5 of 5 |
| Short-stay quality | Not rated |
Nurse staffing hours and turnover
These are the hours St John Kronstadt Convalescent Center reported to CMS, split across residents and days. More hours per resident usually means more hands at the bedside.
- Total nurse hours per resident per day
- 4.45
- Registered nurse hours
- 0.53
- Licensed practical nurse hours
- 1.08
- Nurse aide hours
- 2.85
- Weekend total hours
- 3.98
- Nursing staff turnover
- 14.3%
- Registered nurse turnover
- 28.6%
- Administrators who left
- 0
Health inspections and complaints
Inspectors last made a standard visit on November 21, 2025 and cited 11 deficiencies, plus 0 from complaint visits.
The visit before, on June 7, 2024, found 5.
Read every citation on the CMS Care Compare page.
Fines and payment denials
CMS lists no fines for St John Kronstadt Convalescent Center in the past 3 years.
Beds and residents
On an average day 41.2 residents live here, about 84% of its 49 certified beds.
- Certified beds
- 49
- Average residents per day
- 41.2
- Certified since
- May 14, 1976
- Resident or family council
- Both
Who owns St John Kronstadt Convalescent Center
- Legal business name
- St John Kronstadt Home for Aged Russian Americans
- Ownership type
- Non profit - Corporation
Other nursing homes near St John Kronstadt Convalescent Center
- Valley Pointe Nursing & Rehabilitation Center20090 Stanton Avenue, Castro Valley 94546
- East Bay Post-Acute20259 Lake Chabot Road, Castro Valley 94546
- Canyon Creek Post-Acute22103 Redwood Road, Castro Valley 94546
- Baywood Court Health Center21966 Dolores Street, Castro Valley 94546
- Sage Post Acute1832 B Street, Hayward 94541
See also all nursing homes in Castro Valley.
Who inspects nursing homes in California
California's state survey agency licenses nursing homes and carries out the federal inspections for CMS. A home must keep its state licence and meet the federal rules to take Medicare or Medicaid.
Compare all nursing homes in California, the 5 in Castro Valley, or see how assisted living and nursing homes differ.
Is this your facility?
If you run St John Kronstadt Convalescent Center, email contact@assistedlivingaccess.com from your work address. We can add your own rates, photos and contact details next to the state record, or take the listing down.
Questions about St John Kronstadt Convalescent Center
What is the CMS star rating of St John Kronstadt Convalescent Center?
5 out of 5 stars overall.
Does St John Kronstadt Convalescent Center accept Medicaid?
Yes, it is Medicaid certified.
What did inspectors find at St John Kronstadt Convalescent Center?
11 cited at the last standard visit.
Who owns St John Kronstadt Convalescent Center?
St John Kronstadt Home for Aged Russian Americans, non profit - corporation.
From the federal record: CMS Care Compare and the CMS Provider Information dataset, October 2026 release.