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UPDATED JUL 2026

Nursing Homes · Medicare certified

St John Kronstadt Convalescent Center

4432 James Avenue · Castro Valley, CA 94546 · 49 certified beds

5108897000

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Public record

CMS Care Compare · Updated Jul 2026

Certification

  • Medicare-certified (CMS Certification Number on file)

Ratings

Not yet ratedSource: CMS Care Compare · Updated 2025Q4.GOV

Staffing rating

Not published

Quality-measure rating

Not published

Inspections on record

Not published

Cited deficiencies

Not published

5.0(CMS Care Compare)Source: CMS Care Compare · Updated 2026-06-01.GOV

Staffing rating

5.0

Quality-measure rating

4.0

Inspections on record

2

Cited deficiencies

18

Inspection history (33)

  • February 17, 2023 · E

    Citation F0760

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0760 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Ensure that residents are free from significant medication errors. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0880

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0880 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Provide and implement an infection prevention and control program. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · E

    Citation F0730

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0730 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Observe each nurse aide's job performance and give regular training. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · E

    Citation F0802

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0802 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Provide sufficient support personnel to safely and effectively carry out the functions of the food and nutrition service. The deficiency was recorded as corrected on 2023-05-17. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · E

    Citation F0805

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0805 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Ensure each resident receives and the facility provides food prepared in a form designed to meet individual needs. The deficiency was recorded as corrected on 2023-05-17. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0882

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0882 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Designate a qualified infection preventionist to be responsible for the infection prevent and control program in the nursing home. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0908

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0908 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Keep all essential equipment working safely. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0804

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0804 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Ensure food and drink is palatable, attractive, and at a safe and appetizing temperature. The deficiency was recorded as corrected on 2023-05-17. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · E

    Citation F0558

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0558 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Reasonably accommodate the needs and preferences of each resident. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0803

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0803 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Ensure menus must meet the nutritional needs of residents, be prepared in advance, be followed, be updated, be reviewed by dietician, and meet the needs of the resident. The deficiency was recorded as corrected on 2023-05-17. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · E

    Citation F0759

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0759 (CMS scope/severity E: pattern, no actual harm, potential for more than minimal harm) for Ensure medication error rates are not 5 percent or greater. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · F

    Citation F0812

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0812 (CMS scope/severity F: widespread, no actual harm, potential for more than minimal harm) for Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards. The deficiency was recorded as corrected on 2023-05-17. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV
  • February 17, 2023 · D

    Citation F0912

    Federal surveyors cited this nursing home on 2023-02-17 under CMS tag F0912 (CMS scope/severity D: isolated, no actual harm, potential for more than minimal harm) for Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms. The deficiency was recorded as corrected on 2023-03-24. Source: CMS Care Compare Health Deficiencies (as of 2026-06-01).

    View original record (opens in a new tab)Source: CMS Care Compare · Updated 2023-02-17.GOV

Penalties

Total fines on file: $0

Staffing

Latest: 4.26 nurse staffing hours per resident per day (2026-06-01)

Staffing trend (2 periods)

  1. 2025Q44.26 hrs/resident/day
  2. 2026-06-014.26 hrs/resident/day

Most recent period is about the same as 2025Q4. Figures are CMS-reported nurse staffing hours, not our estimate.

Ownership

Non profit - Corporation

  1. Parent organization: St John Kronstadt Home For Aged Russian Americans

    parent · PAC 1355305384

Ratings, inspections, and penalties are public records, reproduced in plain English without edits to their substance. View source records · What these measures mean.

Typical cost

Genworth Cost of Care Survey · 2024

This provider doesn't publish a specific price to us. Below is the typical CA range for the care type(s) it offers. Use it as context, not a quote.

Nursing Homes

Median · CA$11,060/mo
See full CA cost breakdownSource: Genworth Cost of Care Survey · Updated 2024

Nursing Homes

Median · CA$12,167/mo
See full CA cost breakdownSource: Genworth CareScout Cost of Care Survey · Updated 2025

Nearby alternatives

Other licensed providers in Castro Valley, with their own public records.

Deciding between options? Nursing Homes Guide: Skilled Nursing & Long-Term Care

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