CCN 075117 · Western Ct County, Connecticut
Nathaniel Witherell, the
70 Parsonage Rd, Greenwich, CT 06830
Nathaniel Witherell, the is a 202-bed government-owned nursing home in Greenwich, Connecticut, first certified for Medicare or Medicaid in 1967. CMS rates it 2 out of 5 stars overall in its September 2026 data, and it averaged 158.3 residents a day, about 78% of its certified beds. We found no FHA-insured Section 232 loan for it in HUD's healthcare endorsement database (fiscal 2001 onward).
Facility facts
- Certified beds
- 202
- Average residents per day
- 158.3 (78.4% of beds)
- Ownership type
- Government - City
- Certification
- Medicare and Medicaid
- Legal business name
- Town of Greenwich
- Certified since
- Jan 1, 1967
- Chain or affiliated group
- None listed by CMS
- Location
- Urban
Ratings and staffing
Star ratings run from 1 to 5. Staffing is nurse hours per resident per day from CMS Payroll Based Journal data; turnover is the CMS annual nursing staff turnover rate. Occupancy is CMS's average daily census divided by certified beds.
| Measure | This facility | Connecticut median | US median |
|---|---|---|---|
| Overall rating | 2 of 5 | State spread: 36 at 1, 46 at 2, 32 at 3, 34 at 4, 42 at 5 | |
| Health inspections | 1 of 5 | ||
| Quality measures | 2 of 5 | ||
| Staffing | 5 of 5 | ||
| Total nurse hours per resident per day | 4.38 | 3.71 | 3.68 |
| RN hours per resident per day | 0.94 | 0.60 | 0.58 |
| Weekend nurse hours per resident per day | 3.99 | ||
| Nursing staff turnover | 7.4% | 35.9% | 44.9% |
| Occupancy (residents / beds) | 78.4% | 90.9% | 85.7% |
| Fines reported by CMS | 1 totaling $4,516 | ||
| Health deficiencies, latest standard survey | 21 (Aug 6, 2024) | ||
HUD 223(f) Express Lane: the CMS part
HUD gives 223(f) applications queue priority when the facility has CMS overall and health inspection ratings of at least 2 stars and no abuse icon, among other tests (ORCF criteria of March 31, 2026). Nathaniel Witherell, the does not meet it today: health inspection rating 1. The loan-to-value, coverage and operator tests depend on the deal. All the criteria.
Who owns and operates it
These are the owners and operators the facility reported to CMS: anyone with a 5% or greater direct or indirect stake, and any organization with operational or managerial control.
| Name | Role | Share | Since |
|---|---|---|---|
| Diteodoro, JackIndividual | Operational / Managerial Control | n/a | 12/18/2023 |
| Mastronardi, JohnIndividual | Operational / Managerial Control | n/a | 04/27/2020 |
| Vasquez, SashaIndividual | Operational / Managerial Control | n/a | 12/27/2022 |
Changes of ownership
No change of ownership for this facility appears in the CMS change-of-ownership file, which starts in January 2016.
HUD Section 232 loans
No FHA-insured loan matching this facility appears in HUD's database of healthcare endorsements, which covers fiscal 2001 onward (HUD data run of July 8, 2026). A loan could still exist under a different project name or from before 2001.
Sources and dates
Facility, rating, staffing and ownership data: CMS Provider Information and CMS Ownership, processing date September 2026. Private equity, REIT and mortgage-interest flags and changes of ownership: CMS Skilled Nursing Facility All Owners and Change of Ownership files (2026-10-01). FHA-insured loans: HUD Office of Healthcare Programs endorsement database, data run July 8, 2026. How we join them, and what the join can get wrong: methodology.
SNF Register is independent. It is not affiliated with or endorsed by CMS, HUD or FHA. Spotted an error? Write to hello@hudskillednursing.loan.