MOUNT SINAI SOUTH NASSAU T C U

1 HEALTHY WAY, OCEANSIDE, NY 11572 · CCN 335871 · 20 certified beds · Data as of 2026-07-01

CMS overall5 of 5CMS inspections5 of 5CMS staffing5 of 5CMS quality4 of 5

Star ratings are issued by CMS (the federal Centers for Medicare & Medicaid Services), not by NursingHomeLens. We report them; we do not rate or rank facilities.

No immediate-jeopardy or actual-harm citations, and no CMS enforcement fines, appear in this facility's current record.

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Serious inspection findings

No citations at CMS's actual-harm or immediate-jeopardy levels appear in this facility's current record.

Staffing, from payroll records

Nursing hours / resident / day

5.50

state median 3.31

Weekend staffing gap

−22%

fewer nursing hours on weekends · state median −11%

RN hours / resident / day

3.42

registered nurses only

Contract (agency) staff

share of all nursing hours

Nursing staff turnover

41%

per year, per CMS

Source: CMS Payroll-Based Journal, 2026Q1, 90 reported days — actual payroll data, not the facility's own estimates.

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Penalties and enforcement

CMS records no penalties for this facility.

Ownership

Ownership type: Non profit - Corporation.

Full citation history

By severity: No harm, potential for minimal harm: 1 · Potential for more than minimal harm: 4

Survey date	Tag	Category	Severity	Corrected
2025-12-24	F0868	Administration Deficiencies	C	not recorded
2024-10-22	F0550	Resident Rights Deficiencies	D	not recorded
2024-10-22	F0655	Resident Assessment and Care Planning Deficiencies	D	not recorded
2023-06-16	F0656	Resident Assessment and Care Planning Deficiencies	D	not recorded
2023-06-16	F0842	Resident Assessment and Care Planning Deficiencies	D	not recorded

Sources: CMS Provider Information, Health Deficiencies, Penalties, and Ownership datasets (data.cms.gov/provider-data), processed 2026-07-01; CMS Payroll-Based Journal daily staffing. Find this facility on Care Compare: search “MOUNT SINAI SOUTH NASSAU T C U, OCEANSIDE” at medicare.gov/care-compare.