nursing home in Castro Valley, CA
St John Kronstadt Convalescent Center
4432 James Avenue, Castro Valley, CA 94546 · (510) 889-7000
★★★★★5
Much above average
CMS overall star rating
CMS overall star rating
- Health inspections★★★★★4
- Staffing★★★★★5
- Quality measures★★★★★5
- CMS high performer
Source: Centers for Medicare & Medicaid Services (CMS), Medicare Care Compare. We refresh our information from this source. About our data
St John Kronstadt Convalescent Center at a glance
St John Kronstadt Convalescent Center is a 49-bed non-profit nursing home in Castro Valley, California (Alameda County).
CMS gives it 5 out of 5 stars on its overall star rating, better than the California average of 3.2.
Residents receive about 4.2 hours of nursing care per day (0.7 of them from registered nurses), worse than the state average of 4.5 hours.
Its most recent standard health inspection (November 21, 2025) found 11 health citations. The California average is 15.5.
It has not received a federal fine in the past three years.
Nursing staff turnover is 12.2% per year (state average 36.7%).
Facility details
- Type
- Nursing home
- Ownership
- Non Profit - Corporation
- Beds
- 49
- Certified for
- Medicare and Medicaid
- Medicare-certified since
- May 14, 1976
- Resident/family council
- Both
- County
- Alameda County
- CMS Certification Number
- 555016
Ratings
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Overall star rating ⓘ (higher is better) | 5 / 5 | 3.2 / 5 | 3 / 5 | Better |
| Health inspection rating ⓘ (higher is better) | 4 / 5 | 2.8 / 5 | 2.8 / 5 | Better |
| Staffing rating ⓘ (higher is better) | 5 / 5 | 3.3 / 5 | 2.9 / 5 | Better |
| Quality measures rating ⓘ (higher is better) | 5 / 5 | 4.1 / 5 | 3.6 / 5 | Better |
| Long-stay quality rating (higher is better) | 5 / 5 | 4.4 / 5 | 3.8 / 5 | Better |
Staffing
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Total nurse staff hours per resident per day ⓘ (higher is better) | 4.22 hrs | 4.52 hrs | 3.86 hrs | Better |
| Registered nurse hours per resident per day (higher is better) | 0.69 hrs | 0.67 hrs | 0.69 hrs | Average |
| Nurse aide hours per resident per day (higher is better) | 2.67 hrs | 2.65 hrs | 2.32 hrs | Better |
| Weekend nurse staff hours per resident per day (higher is better) | 3.71 hrs | 4.09 hrs | 3.42 hrs | Better |
| Nursing staff turnover (yearly) (lower is better) | 12.2% | 36.7% | 45.8% | Better |
| Registered nurse turnover (yearly) (lower is better) | 16.7% | 38.1% | 42.9% | Better |
| Administrators who left in the past year (lower is better) | 0 | 0 | 1 | Better |
Inspections
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Health citations in the most recent inspection (lower is better) | 11 | 16 | 9 | Worse |
| Citations from complaint investigations (latest cycle) (lower is better) | 0 | 4 | 3 | Better |
| Weighted health inspection score ⓘ (lower is better) | 48 | 105.8 | 80.6 | Better |
Penalties
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Fines in the past 3 years (lower is better) | 0 | 1 | 1 | Better |
| Total fines in the past 3 years (lower is better) | $0 | $23,986 | $30,972 | Better |
| All federal penalties in the past 3 years (lower is better) | 0 | 1 | 1 | Better |
Size
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Certified beds | 49 | 99 | 107 | |
| Average residents per day | 43 | 88 | 86 | |
| Occupancy | 86.9% | 88.4% | 80.9% |
Long-stay residents
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Long-stay residents with a fall causing major injury (lower is better) | 4.2% | 1.6% | 3.2% | Worse |
| Long-stay residents with pressure ulcers (lower is better) | 0.7% | 4.3% | 4.6% | Better |
| Long-stay residents given antipsychotic medication (lower is better) | 10% | 12% | 15.4% | Better |
| Long-stay residents with a urinary tract infection (lower is better) | 0% | 1.2% | 1.6% | Better |
| Long-stay residents with a catheter left in the bladder (lower is better) | 0% | 0.8% | 0.8% | Better |
| Long-stay residents needing more help with daily activities (lower is better) | 11.8% | 10.2% | 13.9% | Better |
| Long-stay residents whose walking worsened (lower is better) | 19.5% | 9.8% | 14.1% | Worse |
| Long-stay residents who lose too much weight (lower is better) | 5.9% | 4% | 5.2% | Worse |
| Long-stay residents with depressive symptoms (lower is better) | 0% | 7.3% | 12.8% | Better |
| Long-stay residents who were physically restrained (lower is better) | 0% | 0.4% | 0.1% | Better |
| Long-stay residents given anti-anxiety or sleep medication (lower is better) | 7.1% | 13.7% | 19.5% | Better |
| Long-stay residents with new or worse incontinence (lower is better) | 5.8% | 10.2% | 19% | Better |
| Long-stay residents given a flu vaccine (higher is better) | 100% | 98.2% | 95.5% | Average |
| Long-stay residents given a pneumonia vaccine (higher is better) | 98.2% | 98.6% | 93.6% | Average |
Short-stay residents
| Measure | This facility | California avg. | U.S. avg. | vs. U.S. |
|---|---|---|---|---|
| Short-stay residents given a pneumonia vaccine (higher is better) | 97.5% | 94.4% | 82% | Better |
Inspection citations
State inspectors cited this home for 33 health deficiencies and 24 fire safety deficiencies in the inspection records CMS currently publishes. 1 citation involved actual harm, including 1 rated "immediate jeopardy".
| Date | Citation | Severity | Status |
|---|---|---|---|
| November 21, 2025 Fire safety | Install corridor and hallway doors that block smoke. Smoke Deficiencies · Tag K0363 | F Potential harm, widespread | Corrected November 25, 2025 |
| November 21, 2025 Fire safety | Properly select, install, inspect, or maintain portable fire extinguishes. Smoke Deficiencies · Tag K0355 | D Potential harm, isolated | Corrected November 25, 2025 |
| November 21, 2025 Standard | Ensure a licensed pharmacist perform a monthly drug regimen review, including the medical chart, following irregularity reporting guidelines in developed policies and procedures. Pharmacy Service Deficiencies · Tag F0756 | E Potential harm, pattern | Corrected December 21, 2025 |
| November 21, 2025 Standard | Ensure drugs and biologicals used in the facility are labeled in accordance with currently accepted professional principles; and all drugs and biologicals must be stored in locked compartments, separately locked, compartments for controlled drugs. Pharmacy Service Deficiencies · Tag F0761 | E Potential harm, pattern | Corrected December 21, 2025 |
| November 21, 2025 Standard | Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards. Nutrition and Dietary Deficiencies · Tag F0812 | E Potential harm, pattern | Corrected December 21, 2025 |
| November 21, 2025 Standard | Develop and implement a complete care plan that meets all the resident's needs, with timetables and actions that can be measured. Resident Assessment and Care Planning Deficiencies · Tag F0656 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Coordinate assessments with the pre-admission screening and resident review program; and referring for services as needed. Resident Assessment and Care Planning Deficiencies · Tag F0644 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Develop and implement policies and procedures for flu and pneumonia vaccinations. Infection Control Deficiencies · Tag F0883 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Provide and implement an infection prevention and control program. Infection Control Deficiencies · Tag F0880 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Post nurse staffing information every day. Nursing and Physician Services Deficiencies · Tag F0732 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Provide care and assistance to perform activities of daily living for any resident who is unable. Quality of Life and Care Deficiencies · Tag F0677 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Ensure services provided by the nursing facility meet professional standards of quality. Resident Assessment and Care Planning Deficiencies · Tag F0658 | D Potential harm, isolated | Corrected December 21, 2025 |
| November 21, 2025 Standard | Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms. Environmental Deficiencies · Tag F0912 | B No harm, pattern | Corrected December 21, 2025 |
| April 16, 2025 Complaint | Timely report suspected abuse, neglect, or theft and report the results of the investigation to proper authorities. Freedom from Abuse, Neglect, and Exploitation Deficiencies · Tag F0609 | D Potential harm, isolated | Corrected May 27, 2025 |
| December 10, 2024 Complaint | Ensure that a nursing home area is free from accident hazards and provides adequate supervision to prevent accidents. Quality of Life and Care Deficiencies · Tag F0689 | D Potential harm, isolated | Corrected January 15, 2025 |
| June 7, 2024 Fire safety | Ensure smoke barriers are constructed to a 1 hour fire resistance rating. Smoke Deficiencies · Tag K0372 | F Potential harm, widespread | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Have generator or other power source capable of supplying service within 10 seconds. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0918 | F Potential harm, widespread | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Have approved installation, maintenance and testing program for fire alarm systems. Smoke Deficiencies · Tag K0345 | E Potential harm, pattern | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Install corridor and hallway doors that block smoke. Smoke Deficiencies · Tag K0363 | E Potential harm, pattern | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Provide a written emergency evacuation plan. Miscellaneous Deficiencies · Tag K0711 | E Potential harm, pattern | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Install emergency lighting that can last at least 1 1/2 hours. Egress Deficiencies · Tag K0291 | E Potential harm, pattern | Corrected June 28, 2024 |
| June 7, 2024 Fire safety | Provide properly protected cooking facilities. Smoke Deficiencies · Tag K0324 | E Potential harm, pattern | Corrected June 28, 2024 |
| June 7, 2024 Standard | Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights. Resident Rights Deficiencies · Tag F0550 | E Potential harm, pattern | Corrected July 4, 2024 |
| June 7, 2024 Standard | Ensure drugs and biologicals used in the facility are labeled in accordance with currently accepted professional principles; and all drugs and biologicals must be stored in locked compartments, separately locked, compartments for controlled drugs. Pharmacy Service Deficiencies · Tag F0761 | E Potential harm, pattern | Corrected July 4, 2024 |
| June 7, 2024 Standard | Provide care and assistance to perform activities of daily living for any resident who is unable. Quality of Life and Care Deficiencies · Tag F0677 | E Potential harm, pattern | Corrected July 4, 2024 |
| June 7, 2024 Standard | Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist. Pharmacy Service Deficiencies · Tag F0755 | D Potential harm, isolated | Corrected July 4, 2024 |
| June 7, 2024 Standard | Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms. Environmental Deficiencies · Tag F0912 | B No harm, pattern | Corrected July 4, 2024 |
| February 17, 2023 Fire safety | Have generator or other power source capable of supplying service within 10 seconds. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0918 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Ensure that testing and maintenance of electrical equipment is performed. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0921 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Install corridor and hallway doors that block smoke. Smoke Deficiencies · Tag K0363 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Have approved installation, maintenance and testing program for fire alarm systems. Smoke Deficiencies · Tag K0345 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Properly provide smoke detection systems in areas open to corridors. Smoke Deficiencies · Tag K0347 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Inspect, test, and maintain automatic sprinkler systems. Smoke Deficiencies · Tag K0353 | E Potential harm, pattern | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Ensure that personnel concerned with handling of medical gases and cylinders are trained on the risk. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0926 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Provide primary/alternate means for communication. Emergency Preparedness Deficiencies · Tag E0032 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Establish staff and initial training requirements. Emergency Preparedness Deficiencies · Tag E0037 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Conduct testing and exercise requirements. Emergency Preparedness Deficiencies · Tag E0039 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Use approved construction type or materials. Construction Deficiencies · Tag K0161 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Provide a written emergency evacuation plan. Miscellaneous Deficiencies · Tag K0711 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Ensure receptacles at patient bed locations and where general anesthesia is administered, are tested after initial installation, replacement or servicing. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0914 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Ensure proper usage of power strips and extension cords. Gas, Vacuum, and Electrical Systems Deficiencies · Tag K0920 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Fire safety | Develop and maintain an Emergency Preparedness Program (EP). Emergency Preparedness Deficiencies · Tag E0004 | D Potential harm, isolated | Corrected March 10, 2023 |
| February 17, 2023 Standard | Employ sufficient staff with the appropriate competencies and skills sets to carry out the functions of the food and nutrition service, including a qualified dietician. Nutrition and Dietary Deficiencies · Tag F0801 | K Immediate jeopardy, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Designate a qualified infection preventionist to be responsible for the infection prevent and control program in the nursing home. Infection Control Deficiencies · Tag F0882 | F Potential harm, widespread | Corrected March 24, 2023 |
| February 17, 2023 Standard | 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. Nutrition and Dietary Deficiencies · Tag F0803 | F Potential harm, widespread | Corrected May 17, 2023 |
| February 17, 2023 Standard | Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards. Nutrition and Dietary Deficiencies · Tag F0812 | F Potential harm, widespread | Corrected May 17, 2023 |
| February 17, 2023 Standard | Keep all essential equipment working safely. Environmental Deficiencies · Tag F0908 | F Potential harm, widespread | Corrected March 24, 2023 |
| February 17, 2023 Standard | Ensure food and drink is palatable, attractive, and at a safe and appetizing temperature. Nutrition and Dietary Deficiencies · Tag F0804 | F Potential harm, widespread | Corrected May 17, 2023 |
| February 17, 2023 Standard | Provide and implement an infection prevention and control program. Infection Control Deficiencies · Tag F0880 | F Potential harm, widespread | Corrected March 24, 2023 |
| February 17, 2023 Standard | Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights. Resident Rights Deficiencies · Tag F0550 | E Potential harm, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Ensure each resident receives and the facility provides food prepared in a form designed to meet individual needs. Nutrition and Dietary Deficiencies · Tag F0805 | E Potential harm, pattern | Corrected May 17, 2023 |
| February 17, 2023 Standard | Provide sufficient support personnel to safely and effectively carry out the functions of the food and nutrition service. Nutrition and Dietary Deficiencies · Tag F0802 | E Potential harm, pattern | Corrected May 17, 2023 |
| February 17, 2023 Standard | Ensure that residents are free from significant medication errors. Pharmacy Service Deficiencies · Tag F0760 | E Potential harm, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Ensure medication error rates are not 5 percent or greater. Pharmacy Service Deficiencies · Tag F0759 | E Potential harm, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Observe each nurse aide's job performance and give regular training. Nursing and Physician Services Deficiencies · Tag F0730 | E Potential harm, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Reasonably accommodate the needs and preferences of each resident. Resident Rights Deficiencies · Tag F0558 | E Potential harm, pattern | Corrected March 24, 2023 |
| February 17, 2023 Standard | Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms. Environmental Deficiencies · Tag F0912 | D Potential harm, isolated | Corrected March 24, 2023 |
Severity letters follow the CMS scope-and-severity grid: A–C no actual harm with potential for minimal harm; D–F potential for more than minimal harm; G–I actual harm; J–L immediate jeopardy to resident health or safety. How to read inspection citations.
Fines and payment denials
CMS reports no federal fines or payment denials in the past three years.
Owners and managers
Individuals and organizations reported to CMS as owning or operating this nursing home.
| Name | Role | Share | Since |
|---|---|---|---|
| ST JOHN KRONSTADT HOME FOR AGED RUSSIAN AMERICANS Organization | 5% or greater direct ownership interest | 100% | 10/15/1971 |
| GARCIA, FABIOLA Individual | adp of the snf | NOT APPLICABLE | 01/25/2023 |
| GRIMES, JEREMY Individual | adp of the snf | NOT APPLICABLE | 01/01/2011 |
| HUYNH, UYEN-CHI Individual | adp of the snf | NOT APPLICABLE | 01/01/2024 |
| SERENITY 4 MANAGEMENT SERVICES LLC Organization | adp of the snf | NOT APPLICABLE | 01/01/2024 |
| KOLOBOFF, CONSTANTINE Individual | corporate director | NOT APPLICABLE | 01/01/2007 |
| LOUKIANOFF, ALEXANDER Individual | corporate director | NOT APPLICABLE | 01/01/2007 |
| MAXIMOW, ANDREW Individual | corporate director | NOT APPLICABLE | 01/01/2010 |
| PAVLENKO, STEFAN Individual | corporate director | NOT APPLICABLE | 11/22/2004 |
| KOLOBOFF, CONSTANTINE Individual | corporate officer | NOT APPLICABLE | 01/01/2007 |
| PAVLENKO, STEFAN Individual | corporate officer | NOT APPLICABLE | 01/01/2000 |
| DANBY, CRAIG Individual | operational/managerial control | NOT APPLICABLE | 04/01/2014 |
| GARCIA, FABIOLA Individual | operational/managerial control | NOT APPLICABLE | 01/25/2023 |
| GONZALEZ, EDWARD Individual | operational/managerial control | NOT APPLICABLE | 01/01/2014 |
| GRIMES, JEREMY Individual | operational/managerial control | NOT APPLICABLE | 01/01/2014 |
| SERENITY 4 MANAGEMENT SERVICES LLC Organization | operational/managerial control | NOT APPLICABLE | 01/01/2024 |
Other nursing homes near St John Kronstadt Convalescent Center
Valley Pointe Nursing & Rehabilitation Center
20090 Stanton Avenue, Castro Valley, CA 94546 · 1.3 mi
For-profit · 50 beds · Part of Pacs Group
★★★★★5Much above averageEast Bay Post-Acute
20259 Lake Chabot Road, Castro Valley, CA 94546 · 1.3 mi
For-profit · 91 beds · Part of Pacs Group
★★★★★2Below averageCanyon Creek Post-Acute
22103 Redwood Road, Castro Valley, CA 94546 · 1.4 mi
For-profit · 70 beds · Part of Links Healthcare Group
★★★★★4Above averageBaywood Court Health Center
21966 Dolores Street, Castro Valley, CA 94546 · 1.6 mi
Non-profit · 56 beds
★★★★★5Much above average- ★★★★★3Average
Hayward Hills Health Care Center
1768 B Street, Hayward, CA 94541 · 1.8 mi
For-profit · 74 beds · Part of Mariner Health Care
★★★★★3Average
All nursing homes in Castro Valley, CA · Compare side by side
Frequently asked questions
What is St John Kronstadt Convalescent Center's rating?
St John Kronstadt Convalescent Center has 5 out of 5 stars on the CMS overall star rating. The average for California nursing homes is 3.2 stars.
How many inspection citations did St John Kronstadt Convalescent Center receive?
Its most recent standard health inspection found 11 citations, compared with a California average of 15.5. Every citation is listed on this page with its severity.
Does St John Kronstadt Convalescent Center accept Medicare and Medicaid?
CMS lists it as certified for: Medicare and Medicaid. Call the facility to confirm bed availability and whether it accepts your specific plan.
Who owns St John Kronstadt Convalescent Center?
It is non profit - corporation. The ownership section on this page lists the owners and managers reported to CMS.
Where is St John Kronstadt Convalescent Center and how do I contact it?
St John Kronstadt Convalescent Center is at 4432 James Avenue, Castro Valley, CA 94546. Phone: (510) 889-7000.
About this data
Ratings and measures come from the Centers for Medicare & Medicaid Services (CMS), Medicare Care Compare. They're based on state inspections, patient surveys and facility reports, and they describe the past. Facilities change, so visit in person and confirm details directly. About our data · Spotted an error? Let us know.