Federal inspection record · CMS data as of October 1, 2026
Serenethos Care Center, LLC
22822 Myrtle Street, Hayward, CA · (510) 537-4844
- CMS high-performer trophy
- Certified beds
- 36
- Residents per day
- 32
- Ownership
- For-Profit
- Chain
- No chain reported
- Medicare / Medicaid
- Medicare + Medicaid
- Certified since
- May 16, 2017
1
How this home got 5 stars
The overall rating isn't an average. CMS starts from the inspection rating and nudges it at most two steps. Here is the arithmetic for this home, using CMS's own rules.
-
Health inspections
★★★★★starting point
Everything starts from what state inspectors found on site. This is a ranking against other homes in California.
-
Staffing
★★★★★no change
Only a 5-star staffing rating adds a star, and only a 1-star rating removes one. Ratings of 2 to 4 change nothing.
-
Quality measures
★★★★★no change (already 5)
Same rule: 5 stars adds one, 1 star takes one away. These measures are mostly reported by the home itself.
-
Overall
★★★★★5 of 5
Matches the rating CMS publishes on Care Compare.
2
Where it sits among California homes
Serenethos Care Center, LLC carries 31 inspection points. That is fewer than 91% of California's 1,154 rated homes.
Inspectors' citations earn points by how serious and how widespread they were (the grid below). CMS then ranks every home in California: the 10% with the fewest points get 5 stars, the 20% with the most get 1 star, and the middle 70% split evenly into 2, 3 and 4.
- 5★ 0–33 pts
- 4★ 33–66 pts
- 3★ 66–96 pts
- 2★ 96–146 pts
- 1★ over 146 pts
Bars show every rated home in California by its weighted inspection score. CMS recalibrates the cut points monthly but holds a home's rating until its own score changes, so a home can sit just outside today's band.
3
What inspectors found
25 health citations on record since 2022. Each one gets a letter: the row says how badly residents were affected, the column how many.
Immediate jeopardyResidents at risk of serious injury or death
Actual harmA resident was hurt
Potential for harmNo one was hurt, but could have been
Minimal harmPaperwork-level problems
Read the rows, not the total. Most citations nationwide are a D: one problem, nobody hurt. Rows G–I mean a resident was harmed; J–L mean inspectors found residents in immediate danger of serious injury or death.
Small numbers in each cell are the inspection points CMS assigns per citation. Those points are what the state curve above ranks.
Harm and immediate-jeopardy citations (3)
-
L
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.
-
J
Ensure that nurses and nurse aides have the appropriate competencies to care for every resident in a way that maximizes each resident's well being.
-
J
Provide each resident with a nourishing, palatable, well-balanced diet that meets his or her daily nutritional and special dietary needs.
Everything else, by area of care
Nutrition and Dietary5F
- E
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.
- E
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
- F
Provide sufficient support personnel to safely and effectively carry out the functions of the food and nutrition service.
- F
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
- F
Dispose of garbage and refuse properly.
Environmental5F
- E
Keep all essential equipment working safely.
- E
Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms.
- E
Make sure there is a pest control program to prevent/deal with mice, insects, or other pests.
- F
Keep all essential equipment working safely.
- B
Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms.
Pharmacy Service4E
- D
Ensure medication error rates are not 5 percent or greater.
- E
Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist.
- E
Ensure medication error rates are not 5 percent or greater.
- D
Ensure each resident’s drug regimen must be free from unnecessary drugs.
Quality of Life and Care3D
- D
Provide care and assistance to perform activities of daily living for any resident who is unable.
- D
Provide care and assistance to perform activities of daily living for any resident who is unable.
- D
Provide appropriate care for residents who are continent or incontinent of bowel/bladder, appropriate catheter care, and appropriate care to prevent urinary tract infections.
Infection Control2F
- E
Provide and implement an infection prevention and control program.
- F
Provide and implement an infection prevention and control program.
Resident Assessment and Care Planning1D
- D
Ensure each resident receives an accurate assessment.
Administration1E
- E
Set up an ongoing quality assessment and assurance group to review quality deficiencies and develop corrective plans of action.
Resident Rights1D
- D
Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights.
Inspection history
2025-06-20
3 health deficiencies · 12 fire-safety deficiencies
Top issue: Nutrition and Dietary (1 deficiency)
2024-05-10
11 health deficiencies · 19 fire-safety deficiencies
Top issue: Environmental (3 deficiencies)
2022-12-16
11 health deficiencies · 13 fire-safety deficiencies
Top issue: Nutrition and Dietary (5 deficiencies)
4
Nursing time per resident, per day
Each resident here gets about 3 h 40 min of nursing staff time a day, 17 min of it from a registered nurse.
This home
3 h 40 min
California average
4 h 33 min
U.S. average
3 h 54 min
- Registered nurse
- Licensed practical nurse
- Nurse aide
Turnover: 28% of nursing staff and 0% of registered nurses left in the past year.
Reported hours from payroll data the home submits to CMS, divided by its daily resident count. Not adjusted for how sick residents are.
5
Resident outcomes
Quality measures compared with state and national averages. Most come from assessments the home itself reports.
| Measure | This home | State | U.S. |
|---|---|---|---|
| Number of hospitalizations per 1000 long-stay resident days0.5 pts better | 1.7 | 2.2 | 1.8 |
| Number of outpatient emergency department visits per 1000 long-stay resident days1.3 pts worse | 2.8 | 1.5 | 1.7 |
| Percentage of long-stay residents assessed and appropriately given the pneumococcal vaccine2.7 pts worse | 96.0% | 98.7% | 93.7% |
| Percentage of long-stay residents assessed and appropriately given the seasonal influenza vaccine3.8 pts worse | 94.1% | 97.9% | 95.3% |
| Percentage of long-stay residents experiencing one or more falls with major injuryAbout the same | 1.6% | 1.6% | 3.2% |
| Percentage of long-stay residents who have depressive symptoms7.6 pts better | 0.0% | 7.6% | 13.5% |
| Percentage of long-stay residents who lose too much weight0.5 pts better | 3.6% | 4.1% | 5.1% |
| Percentage of long-stay residents who received an antianxiety or hypnotic medication12 pts better | 1.7% | 13.7% | 19.5% |
| Percentage of long-stay residents who received an antipsychotic medication11 pts better | 1.3% | 12.3% | 15.4% |
| Percentage of long-stay residents who were physically restrained0.3 pts better | 0.0% | 0.3% | 0.1% |
| Percentage of long-stay residents whose ability to walk independently worsened5.1 pts better | 3.8% | 8.9% | 12.7% |
| Percentage of long-stay residents whose need for help with daily activities has increased1.9 pts better | 8.3% | 10.2% | 13.5% |
| Percentage of long-stay residents with a catheter inserted and left in their bladder1.7 pts worse | 2.4% | 0.7% | 0.7% |
| Percentage of long-stay residents with a urinary tract infection1.2 pts better | 0.0% | 1.2% | 1.5% |
| Percentage of long-stay residents with new or worsened bowel or bladder incontinence3.7 pts better | 6.1% | 9.8% | 18.3% |
| Percentage of long-stay residents with pressure ulcers1.2 pts worse | 5.5% | 4.3% | 4.5% |
| Percentage of short-stay residents assessed and appropriately given the pneumococcal vaccine49.8 pts worse | 44.8% | 94.6% | 82.3% |
·
Who owns and runs it
13 owners and managers reported to CMS. The last column counts how many nursing homes each one is tied to.
Show ownership list
| Name | Role | Share | Homes |
|---|---|---|---|
| Serenethos Care Center, LLC | 5% Or Greater Direct Ownership Interest · Organization | 100% | 1 facilities |
| Baldwin, Ronald | Direct Ownership Interest · Individual | 0% | 3 facilities |
| Baldwin, Ronald | Operational/Managerial Control · Individual | 0% | 3 facilities |
| Baldwin, Ronald | Adp Of The SNF · Individual | 0% | 3 facilities |
| Dickman Weston Group | Adp Of The SNF · Organization | 0% | 4 facilities |
| Hansen Hunter LLC | Adp Of The SNF · Organization | 0% | 40 facilities |
| Ng, Andrew | Managing Control - Governing Body · Individual | 0% | 8 facilities |
| Ng, Andrew | Operational/Managerial Control · Individual | 0% | 8 facilities |
| Ng, Andrew | Adp Of The SNF · Individual | 0% | 8 facilities |
| Serenethos Care Center, LLC | Operational/Managerial Control · Organization | 0% | 1 facilities |
| Serenethos Care Center, LLC | Adp Of The SNF · Organization | 0% | 1 facilities |
| Xie, Qing | Direct Ownership Interest · Individual | 0% | 3 facilities |
| Xie, Qing | Adp Of The SNF · Individual | 0% | 3 facilities |
·
Fire safety
44 life-safety citations (sprinklers, exits, alarms). These don't count toward the star rating.
Smoke17F
- F
Inspect, test, and maintain automatic sprinkler systems.
- F
Properly select, install, inspect, or maintain portable fire extinguishes.
- F
Install corridor and hallway doors that block smoke.
- D
Have a complete alarm system manually initiated and initiated by fire sprinkler system connection.
- C
Install a fire alarm system that can be heard throughout the facility.
- F
Have approved installation, maintenance and testing program for fire alarm systems.
- E
Have an alternate power supply for its alarm system.
- E
Inspect, test, and maintain automatic sprinkler systems.
- E
Install corridor and hallway doors that block smoke.
- D
Follow proper procedures when the fire alarm was out of service for more than 4 hours.
- D
Follow proper procedures when the automatic sprinkler systems was out of service for more than 10 hours.
- D
Properly select, install, inspect, or maintain portable fire extinguishes.
- D
Ensure that corridors are separated from use areas by walls constructed to limit the passage of smoke.
- F
Install corridor and hallway doors that block smoke.
- D
Have approved installation, maintenance and testing program for fire alarm systems.
- D
Inspect, test, and maintain automatic sprinkler systems.
- D
Properly select, install, inspect, or maintain portable fire extinguishes.
Emergency Preparedness16F
- F
Address subsistence needs for staff and patients.
- F
Conduct testing and exercise requirements.
- F
Develop and maintain an Emergency Preparedness Program (EP).
- C
List the names and contact information of those in the facility.
- F
Address subsistence needs for staff and patients.
- F
Establish roles under a Waiver declared by secretary.
- F
Provide primary/alternate means for communication.
- F
Establish staff and initial training requirements.
- F
Conduct testing and exercise requirements.
- E
Provide emergency officials' contact information.
- D
Address subsistence needs for staff and patients.
- D
List the names and contact information of those in the facility.
- D
Provide emergency officials' contact information.
- D
Provide primary/alternate means for communication.
- D
Conduct testing and exercise requirements.
- D
Develop and maintain an Emergency Preparedness Program (EP).
Egress4D
- C
Install emergency lighting that can last at least 1 1/2 hours.
- C
Have properly located and lighted "Exit" signs.
- D
Install emergency lighting that can last at least 1 1/2 hours.
- D
Have properly located and lighted "Exit" signs.
Miscellaneous3F
- F
Have simulated fire drills held at unexpected times.
- E
Provide a written emergency evacuation plan.
- F
Have simulated fire drills held at unexpected times.
Gas, Vacuum, and Electrical Systems3E
- E
Ensure that testing and maintenance of electrical equipment is performed.
- E
Have proper medical gas storage and administration areas.
- D
Have proper medical gas storage and administration areas.
Construction1D
- D
Use approved construction type or materials.
·
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