CASTRO VALLEY, CA 94546
CMS Certification Number (CCN): 555016 · 49 beds
ST JOHN KRONSTADT CONVALESCENT CENTER is a Medicare-certified nursing home in CASTRO VALLEY, CA (CMS Certification Number 555016). CMS rates it 5 out of 5 stars overall (health inspection 4/5, staffing 5/5, quality measures 5/5). Federal inspection records list 33 health deficiencies, including 1 immediate jeopardy citation. The most recent survey date on record is November 21, 2025. This page summarizes public CMS inspection, staffing, penalty, and ownership data so families can research a nursing home before choosing care. It is not medical advice or a recommendation.
| Overall CMS rating | ★★★★★ 5/5 |
| Health inspection | ★★★★☆ 4/5 |
| Staffing | ★★★★★ 5/5 |
| Quality measures | ★★★★★ 5/5 |
| Total health deficiencies | 33 |
| Most recent inspection / survey date | November 21, 2025 |
| Serious deficiency flags | 1 |
| Harm citations | 0 |
| Immediate jeopardy citations | 1 |
| Total federal fines | $0 |
| Fine count | 0 |
| Staffing star rating | ★★★★★ 5/5 |
| RN hours per resident day | 0.69 |
| Total nurse staffing hours per resident day | 4.21 |
| Days with zero RN hours | 6.5% |
Ownership type: Organization
This owner operates 2 facilities in the current extract.