Mount Sinai South Nassau T C U

1 Healthy Way · Oceanside, NY · 11572 · 5166323500

20 certified beds Non profit - Corporation Hospital-based

  • Cleaner inspection record than most facilities nationally.
  • Staffing hours comfortably above national benchmarks.
  • No federal fines or payment denials in CMS’s 3-year window.

Red flags

Weekends run noticeably short-staffed

Weekend staffing is 74% of the overall level. Visit on a Saturday or Sunday before deciding.

Score breakdown

Inspection record 30% of score 96
Serious harm & abuse 20% 100
Staffing 20% 88
Federal penalties 15% 100
Trend 10% 92
Context 5% 100

Quality-measure stars are deliberately excluded — they're largely self-reported by facilities. Full method.

CMS ratings & staffing

Overall: 5 of 5 Inspections: 5 of 5 Staffing: 5 of 5 Quality measures: 4 of 5

Total nurse hours / resident-day6.623.48 min · 4.1 strong
RN hours / resident-day4.580.55–0.75
Weekend hours / resident-day4.88≈ weekday level
Nursing turnover / year48%median 45%
Fines (3-yr window)none

Inspection citations (5 in the current record)

  • No harm found · C December 24, 2025

    Have the Quality Assessment and Assurance group have the required members and meet at least quarterly

    Corrected February 2, 2026 · Administration

  • Potential for harm · D October 22, 2024

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

    Corrected November 15, 2024 · Resident Rights

  • Potential for harm · D October 22, 2024

    Create and put into place a plan for meeting the resident's most immediate needs within 48 hours of being admitted

    Corrected November 15, 2024 · Resident Assessment and Care Planning

  • Potential for harm · D June 16, 2023

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

    Corrected July 31, 2023 · Resident Assessment and Care Planning

  • Potential for harm · D June 16, 2023

    Safeguard resident-identifiable information and/or maintain medical records on each resident that are in accordance with accepted professional standards.

    Corrected July 31, 2023 · Resident Assessment and Care Planning

Better-scoring options nearby

No better-scoring facility within 25 miles in the current data — this one leads its area. See the whole state.

Family & resident reviews — a separate signal, never mixed into the score

No approved reviews yet. If your family has experience with this facility, yours could be the review that helps the next family decide.

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Source: CMS Care Compare (public domain), data as of June 1, 2026 · CCN 335871 · certified since November 18, 2014. The score is a screen, not a verdict on any one resident's experience — read how it's computed, then visit in person.