Nursing homes › California › Hayward › Serenethos Care Center, LLC
22822 Myrtle Street, Hayward, CA 94541 · (510) 537-4844 · 36 certified beds
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Open your comparisonCMS overall star rating: this provider 5/5; median among 1,154 providers with a published value in the same state and provider category: 3/5.
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CMS lists no chain affiliation for this facility. Ownership type on record: For profit - Limited Liability company.
Total nurse staffing: 3.99 (California median: 4.24). RN hours: 0.38. Weekend total: 3.75. Nursing staff turnover: 36%.
In the downloaded CMS dataset: 25 deficiency citations, including 3 at immediate-jeopardy level. Below: up to 40 most recent citations from 2023 onward (severity letters explained in methodology).
| Survey date | Deficiency | Sev. | Type | Status |
|---|---|---|---|---|
| 2025-06-20 | 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 | Health | corrected 2025-07-15 |
| 2025-06-20 | Ensure each resident receives an accurate assessment. | D | Health | corrected 2025-07-15 |
| 2025-06-20 | Ensure medication error rates are not 5 percent or greater. | D | Health | corrected 2025-07-15 |
| 2024-05-10 | Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Ensure medication error rates are not 5 percent or greater. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Set up an ongoing quality assessment and assurance group to review quality deficiencies and develop corrective plans of action. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Provide and implement an infection prevention and control program. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Keep all essential equipment working safely. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Provide rooms that are at least 80 square feet per resident in multiple rooms and 100 square feet for single resident rooms. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Make sure there is a pest control program to prevent/deal with mice, insects, or other pests. | E | Health | corrected 2024-06-06 |
| 2024-05-10 | Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights. | D | Health | corrected 2024-06-06 |
| 2024-05-10 | Provide care and assistance to perform activities of daily living for any resident who is unable. | D | Health | corrected 2024-06-06 |
| 2024-05-10 | Ensure each resident’s drug regimen must be free from unnecessary drugs. | D | Health | corrected 2024-06-06 |
No federal fines or payment denials in this downloaded dataset.
| Name | Role | Type | % | Since |
|---|---|---|---|---|
| SERENETHOS CARE CENTER, LLC | 5% Or Greater Direct Ownership Interest | Organization | 100% | since 03/01/2018 |
| BALDWIN, RONALD | Direct Ownership Interest | Individual | NOT APPLICABLE | since 03/01/2018 |
| XIE, QING | Direct Ownership Interest | Individual | NOT APPLICABLE | since 03/01/2018 |
| NG, ANDREW | Managing Control - Governing Body | Individual | NOT APPLICABLE | since 03/01/2018 |
| SERENETHOS CARE CENTER, LLC | Operational/Managerial Control | Organization | NOT APPLICABLE | since 03/01/2018 |
| BALDWIN, RONALD | Operational/Managerial Control | Individual | NOT APPLICABLE | since 03/01/2018 |
| NG, ANDREW | Operational/Managerial Control | Individual | NOT APPLICABLE | since 03/01/2018 |
How to cite this page: CareRecords, “Serenethos Care Center, LLC — compliance, penalty and ownership record” (CCN 555905), compiled from the CMS Provider Data Catalog, August 2026 release. https://carerecords.org/nursing-home/serenethos-care-center-llc-hayward-ca/
Source: CMS Provider Data Catalog (August 2026 release) — provider file, deficiency file, ownership file, penalty file. CCN 555905. Corrections: data@carerecords.org.