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St John Kronstadt Convalescent Center

4432 James Avenue, Castro Valley, CA 94546

St John Kronstadt Convalescent Center is a Medicare-certified medicare and medicaid in Castro Valley, CA with a CMS overall quality rating of 5 out of 5 stars. Call the facility and your plan to confirm current availability and coverage.

CMS Quality Ratings

From the Centers for Medicare & Medicaid Services · data current as of August 1, 2026

Overall rating★★★★★ (5/5)
Health inspection★★★★☆ (4/5)
Staffing★★★★★ (5/5)
Quality measures★★★★★ (5/5)

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Facility Details

Provider typeMedicare and Medicaid
OwnershipNon profit - Corporation
Certified beds49
Avg daily residents42.6
CCN555016

Frequently asked questions

Is St John Kronstadt Convalescent Center Medicare-certified?

Yes. St John Kronstadt Convalescent Center is a Medicare-certified Medicare and Medicaid in Castro Valley, CA, per CMS data.

What is St John Kronstadt Convalescent Center's CMS rating?

St John Kronstadt Convalescent Center has a CMS overall rating of 5 out of 5 stars.

How many beds does St John Kronstadt Convalescent Center have?

St John Kronstadt Convalescent Center has 49 certified beds.

Where is St John Kronstadt Convalescent Center located?

St John Kronstadt Convalescent Center is located at 4432 James Avenue, Castro Valley, CA 94546.

Use the Medicare skilled nursing comparison checklist →

Source: CMS Care Compare nursing home data, CCN 555016, current as of August 1, 2026. Read the directory methodology.

Contact

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📞 5108897000
4432 James Avenue
Castro Valley, CA 94546