Nursing home · Nursing home (skilled nursing)
Who owns St John Kronstadt Convalescent Center?
4432 James Ave · Castro Valley, CA · 94546
Overview
CMS overall rating5 of 5state average 3.2
Certified beds49
Average residents4387% of beds
Nurse hours per resident day4.22state average 4.52
St John Kronstadt Convalescent Center is a nursing home (skilled nursing) in Castro Valley, California, operated by St John Kronstadt Home For Aged Russian Americans. Alameda County has 17 hospitals, 65 nursing homes and 38 urgent care centers.
Ownership
St John Kronstadt Convalescent Center is operated by St John Kronstadt Home For Aged Russian Americans.
- Operator
- St John Kronstadt Home For Aged Russian Americans
- Owner group
- St John Kronstadt Home For Aged Russian Americans
- Ownership changed in last 12 months
- No
- Source
- CMS nursing home enrollment and owners · 2026-10-24
Ownership history
Every dated change of operator and owner for St John Kronstadt Convalescent Center, with the source for each.
Full ownership tree of St John Kronstadt Home For Aged Russian Americans
Every entity between this facility and its ultimate owner, with ownership percentages and dates.
Quality and staffing
- Overall
- 5 of 5state average 3.2
- Health inspections
- 4 of 5state average 2.8
- Staffing
- 5 of 5state average 3.3
- Quality measures
- 5 of 5state average 4.1
| Staffing | This home | State average |
|---|---|---|
| Nurse hours per resident day | 4.22 | 4.52 |
| Registered nurse hours per resident day | 0.69 | 0.67 |
| Nursing staff turnover | 12.2% | 36.7% |
| Registered nurse turnover | 16.7% | – |
| Administrators who left | 0 | – |
- Fines (3 years)
- None
- CMS abuse icon
- No
Location and market
- Address
- 4432 James Ave · Castro Valley, CA · 94546
- County
- Alameda County
- State
- California
Hospitals in the county17
Nursing homes65
Urgent care centers38
Nearby nursing homes
| Name | City | Distance |
|---|---|---|
| East Bay Post-Acute | Castro Valley | 1.2 mi |
| Valley Pointe Nursing & Rehabilitation Center | Castro Valley | 1.3 mi |
| Canyon Creek Post-Acute | Castro Valley | 1.4 mi |
| Baywood Court Health Center | Castro Valley | 1.5 mi |
| Sage Post Acute | Hayward | 1.7 mi |
| Hayward Hills Health Care Center | Hayward | 1.8 mi |
Sources and identifiers
- Operator: CMS nursing home enrollment and owners
- Ratings, staffing and penalties: CMS Nursing Home Care Compare (2026)
- Ownership type and beds: CMS Provider of Services file
- Location: CMS and Census Bureau geography
- CMS certification number
- 555016
- NPI
- 1861484982
- Last confirmed
- 2026-10-27
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