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Nursing HomeMedicaid Top Rated

St John Kronstadt Convalescent Center

Strong Medicare quality ratings; families often praise compassionate and attentive nursing staff. Still worth an in-person visit.

4432 James Avenue, Castro Valley, CA 9454649 bedsLicensed & Active
5/5
Medicare
Inspection
Quality
Staffing
Google rating
4.5/5

based on 33 Google reviews

5
4
3
2
1
St John Kronstadt Convalescent Center Nursing Home in Castro Valley, CA — Street View
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What this means for your family

This facility is an excellent option for families prioritizing compassionate nursing care and effective rehabilitation programs. The staff's dedication to patient comfort and the cleanliness of the environment are standout features. There are no significant recurring complaints in the recent data to warrant specific caution.

Google Reviews

Google Reviews

33 reviews on Google
Families considering St. John Kronstadt can expect highly compassionate and professional care, particularly from the nursing and CNA staff. Reviewers frequently highlight the facility's cleanliness, nutritious meals, and effective rehabilitation programs for post-surgery recovery.

Quality Themes

Tap a score for details
Food5.0Staff5.0Clean5.0ActivitiesN/AMedsN/AMemoryN/ACommsN/AValueN/A

Strengths

  • Compassionate and attentive nursing staff
  • Clean and well-maintained facilities
  • Effective rehabilitation and strength-building programs
  • Nutritian-focused meal preparation
  • Quiet and pleasant garden areas

Rating Trends

Tap a year to see what changed

234'16(2)'18(4)'20(2)'22(10)'24(8)

Distribution · 63 analyzed

5
47
4
4
3
6
2
4
1
2

How They Respond to Reviews

3%response rate

This facility rarely responds to reviews.

Questions for Your Tour

  • 1We've heard wonderful things about the compassion of your nursing staff; how do you ensure that level of attentive care remains consistent across all shifts?
  • 2Since the facility is known for its great rehabilitation programs, how do you work with families to track a resident's progress in strength-building?
  • 3With the beautiful garden areas on site, are there specific daily outdoor activities or social gatherings scheduled for residents?
  • 4We are interested in the nutritional side of care; could you tell us more about how the meal preparation is customized for different dietary needs?
  • 5How does the nursing team manage medical emergencies or sudden changes in health status during the overnight hours?
  • 6We noticed the facility is very well-maintained and clean; what are your protocols for ensuring resident rooms and common areas stay pristine?

Personalized based on this facility's data


Key Review Excerpts

The staff there are friendly and very professional. Every time I visit my dad does the staff has always been a great help

Long-term resident's family · 2024★★★★★

The staff there have been so compassionate, kind and loving towards her, making her feel at home. The facility is clean and well-maintained, and the rooms are spacious and comfortable. The meals are nutritious and well-prepared, and the staff are always ready to help with anything grandma needs.

Long-term resident's family · 2023★★★★★

The facilities were clean and well-maintained, and the programs offered were effective in helping her regain my grandmothers strength.

Long-term resident's family · 2023★★★★★
Source: 33 Google reviews

Staffing

Staffing Hours

per resident/day · Medicare 2026
RN Hours
0.61hrs
82%
Registered nurses for medical care
Total Nursing
4.26hrs
OK
All nurses + aides combined
Staff Turnover
22%
Lower is better (< 30% = good)
RN Turnover
20%
Lower is better (< 30% = good)

RN hours are below the national benchmark. RNs handle complex medical needs and medication, so ask about coverage during your visit.

Quality Measures

Quality Measures

Resident outcomes compared with national, state, and local averages · 15 measures

Medicare Rating
4/ 5
Better Than Avg

11

measures

Worse Than Avg

3

measures

Mixed Results

1

measures

Long-Stay Residents
🚿

Residents whose bladder or bowel control got worse

↓ Lower is better
This Facility5.3%
Better than Avg
Here
5.3%
US
19.4%
CA
10.7%
Alameda
8.2%
😔

Residents with depression symptoms

↓ Lower is better
This Facility0.0%
Better than Avg
Here
0.0%
US
12.1%
CA
7.0%
Alameda
3.6%

Highly dependent on how each facility screens and codes depressive symptoms, so it varies widely between facilities.

🚶

Residents whose walking got worse

↓ Lower is better
This Facility21.9%
Worse than Avg
Here
21.9%
US
15.3%
CA
10.5%
Alameda
10.5%
💊

Residents on anti-anxiety or sleep medication

↓ Lower is better
This Facility8.3%
Better than Avg
Here
8.3%
US
19.5%
CA
13.7%
Alameda
8.9%
💉

Residents vaccinated for pneumonia

↑ Higher is better
This Facility99.4%
Better than Avg
Here
99.4%
US
93.4%
CA
98.6%
Alameda
95.9%
💊

Residents on antipsychotic medication

↓ Lower is better
This Facility10.2%
Better than Avg
Here
10.2%
US
15.5%
CA
11.7%
Alameda
16.2%
Short-Stay Residents (Rehab / Post-Acute)
💉

Short-stay residents vaccinated for pneumonia

↑ Higher is better
This Facility94.9%
Better than Avg
Here
94.9%
US
81.8%
CA
94.2%
Alameda
91.4%
Source: Medicare quality measures

US average from Medicare published data

Inspection History

Medicare Inspection History

3-year lookback · Medicare 2026

11deficiencies
Near state avg (15.4)
2 complaint-triggered

This facility has faced recurring challenges with families filing complaints about abuse reporting and accident prevention, alongside persistent issues with fire safety, medication management, and dining services. The facility shows a pattern of correcting deficiencies but having similar problems resurface across multiple surveys from 2019 to 2024, suggesting systemic issues with maintaining consistent standards once corrections are made.

Nov 21, 2025Routine
13
0363Potential for harm · WidespreadCorrected

Smoke Deficiencies

Install corridor and hallway doors that block smoke.

0756Potential for harm · PatternCorrected

Pharmacy Service Deficiencies

Ensure a licensed pharmacist perform a monthly drug regimen review, including the medical chart, following irregularity reporting guidelines in developed policies and procedures.

0761Potential for harm · PatternCorrected

Pharmacy Service Deficiencies

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.

0812Potential for harm · PatternCorrected

Nutrition and Dietary Deficiencies

Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.

0732Potential for harm · IsolatedCorrected

Nursing and Physician Services Deficiencies

Post nurse staffing information every day.

0644Potential for harm · IsolatedCorrected

Resident Assessment and Care Planning Deficiencies

Coordinate assessments with the pre-admission screening and resident review program; and referring for services as needed.

0656Potential for harm · IsolatedCorrected

Resident Assessment and Care Planning Deficiencies

Develop and implement a complete care plan that meets all the resident's needs, with timetables and actions that can be measured.

0658Potential for harm · IsolatedCorrected

Resident Assessment and Care Planning Deficiencies

Ensure services provided by the nursing facility meet professional standards of quality.

0677Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

Provide care and assistance to perform activities of daily living for any resident who is unable.

0880Potential for harm · IsolatedCorrected

Infection Control Deficiencies

Provide and implement an infection prevention and control program.

0883Potential for harm · IsolatedCorrected

Infection Control Deficiencies

Develop and implement policies and procedures for flu and pneumonia vaccinations.

0355Potential for harm · IsolatedCorrected

Smoke Deficiencies

Properly select, install, inspect, or maintain portable fire extinguishes.

0912Minimal · PatternCorrected

Environmental Deficiencies

Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms.

Apr 16, 2025Complaint
1
0609Potential for harm · IsolatedCorrected

Freedom from Abuse, Neglect, and Exploitation Deficiencies

Timely report suspected abuse, neglect, or theft and report the results of the investigation to proper authorities.

Dec 10, 2024Complaint
1
0689Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

Ensure that a nursing home area is free from accident hazards and provides adequate supervision to prevent accidents.

Jun 7, 2024Routine
12
0372Potential for harm · WidespreadCorrected

Smoke Deficiencies

Ensure smoke barriers are constructed to a 1 hour fire resistance rating.

0918Potential for harm · WidespreadCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Have generator or other power source capable of supplying service within 10 seconds.

0550Potential for harm · PatternCorrected

Resident Rights Deficiencies

Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights.

0677Potential for harm · PatternCorrected

Quality of Life and Care Deficiencies

Provide care and assistance to perform activities of daily living for any resident who is unable.

0761Potential for harm · PatternCorrected

Pharmacy Service Deficiencies

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.

0291Potential for harm · PatternCorrected

Egress Deficiencies

Install emergency lighting that can last at least 1 1/2 hours.

0324Potential for harm · PatternCorrected

Smoke Deficiencies

Provide properly protected cooking facilities.

0345Potential for harm · PatternCorrected

Smoke Deficiencies

Have approved installation, maintenance and testing program for fire alarm systems.

0363Potential for harm · PatternCorrected

Smoke Deficiencies

Install corridor and hallway doors that block smoke.

0711Potential for harm · PatternCorrected

Miscellaneous Deficiencies

Provide a written emergency evacuation plan.

0755Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist.

0912Minimal · PatternCorrected

Environmental Deficiencies

Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms.

Feb 17, 2023Routine
30
0801Immediate jeopardy · PatternCorrected

Nutrition and Dietary Deficiencies

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.

0803Potential for harm · WidespreadCorrected

Nutrition and Dietary Deficiencies

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.

0804Potential for harm · WidespreadCorrected

Nutrition and Dietary Deficiencies

Ensure food and drink is palatable, attractive, and at a safe and appetizing temperature.

0812Potential for harm · WidespreadCorrected

Nutrition and Dietary Deficiencies

Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.

0880Potential for harm · WidespreadCorrected

Infection Control Deficiencies

Provide and implement an infection prevention and control program.

0882Potential for harm · WidespreadCorrected

Infection Control Deficiencies

Designate a qualified infection preventionist to be responsible for the infection prevent and control program in the nursing home.

0908Potential for harm · WidespreadCorrected

Environmental Deficiencies

Keep all essential equipment working safely.

0550Potential for harm · PatternCorrected

Resident Rights Deficiencies

Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights.

0558Potential for harm · PatternCorrected

Resident Rights Deficiencies

Reasonably accommodate the needs and preferences of each resident.

0730Potential for harm · PatternCorrected

Nursing and Physician Services Deficiencies

Observe each nurse aide's job performance and give regular training.

0759Potential for harm · PatternCorrected

Pharmacy Service Deficiencies

Ensure medication error rates are not 5 percent or greater.

0760Potential for harm · PatternCorrected

Pharmacy Service Deficiencies

Ensure that residents are free from significant medication errors.

0802Potential for harm · PatternCorrected

Nutrition and Dietary Deficiencies

Provide sufficient support personnel to safely and effectively carry out the functions of the food and nutrition service.

0805Potential for harm · PatternCorrected

Nutrition and Dietary Deficiencies

Ensure each resident receives and the facility provides food prepared in a form designed to meet individual needs.

0345Potential for harm · PatternCorrected

Smoke Deficiencies

Have approved installation, maintenance and testing program for fire alarm systems.

0347Potential for harm · PatternCorrected

Smoke Deficiencies

Properly provide smoke detection systems in areas open to corridors.

0353Potential for harm · PatternCorrected

Smoke Deficiencies

Inspect, test, and maintain automatic sprinkler systems.

0363Potential for harm · PatternCorrected

Smoke Deficiencies

Install corridor and hallway doors that block smoke.

0918Potential for harm · PatternCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Have generator or other power source capable of supplying service within 10 seconds.

0921Potential for harm · PatternCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Ensure that testing and maintenance of electrical equipment is performed.

0912Potential for harm · Isolated

Environmental Deficiencies

Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms.

0004Potential for harm · IsolatedCorrected

Emergency Preparedness Deficiencies

Develop and maintain an Emergency Preparedness Program (EP).

0032Potential for harm · IsolatedCorrected

Emergency Preparedness Deficiencies

Provide primary/alternate means for communication.

0037Potential for harm · IsolatedCorrected

Emergency Preparedness Deficiencies

Establish staff and initial training requirements.

0039Potential for harm · IsolatedCorrected

Emergency Preparedness Deficiencies

Conduct testing and exercise requirements.

0161Potential for harm · IsolatedCorrected

Construction Deficiencies

Use approved construction type or materials.

0711Potential for harm · IsolatedCorrected

Miscellaneous Deficiencies

Provide a written emergency evacuation plan.

0914Potential for harm · IsolatedCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Ensure receptacles at patient bed locations and where general anesthesia is administered, are tested after initial installation, replacement or servicing.

0920Potential for harm · IsolatedCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Ensure proper usage of power strips and extension cords.

0926Potential for harm · IsolatedCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Ensure that personnel concerned with handling of medical gases and cylinders are trained on the risk.

Ownership & Operations

Who Operates This Facility

Owner / Operator

St John Kronstadt Convalescent Center

Organization Type

nonprofit

Ownership & Management

Owners

St John Kronstadt Home for Aged Russian Americans

Owner · Organization

100%

Key personnel

Koloboff, ConstantineOfficer / DirectorLoukianoff, AlexanderOfficer / DirectorMaximow, AndrewOfficer / DirectorPavlenko, StefanOfficer / DirectorKoloboff, ConstantineOfficer / Director
Source: Medicare provider data

Contact

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References & Resources

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