Mount Sinai South Nassau
An acute care hospital in Oceanside, New York 11572
One Healthy Way, Oceanside, New York 11572. (516) 632-3000.
Watch and the shortlist are kept with a free account, on every device. Your watch list. CMS’s own record is on Care Compare.
The short answer
Record last released by CMS on Oct 20, 2026.
- 3of 5 CMS’s overall rating
- 2of 5 patient survey rating
- 2 deficiencies cited in the last three years
- 435 beds
Each figure’s source sits beside it, in its section below.
What these words mean3
- Star ratings
- CMS rates some kinds of place from 1 to 5 stars, more stars meaning better on CMS’s own measures for that kind: for a nursing home, its health inspections, staffing and quality measures. A rating is CMS’s summary of those measures; it doesn’t promise good care. Source: CMS, Care Compare and the Five-Star Quality Rating System.
- Inspection (survey)
- A visit by state inspectors, often unannounced, who check a place against the rules it must meet. For nursing homes and other places Medicare pays, CMS calls these visits surveys: a standard survey of a nursing home comes at least every 15 months, and a complaint survey whenever a complaint calls for one. Source: CMS; 42 CFR 488.308.
- Deficiency, citation, violation
- What inspectors write up when a place didn’t meet a rule: the rule, what they saw, and when. CMS calls it a deficiency; states may say citation or violation. It is the inspectors’ finding, not a court’s, and the place is usually asked for a plan to correct it. Source: CMS, statement of deficiencies (Form CMS-2567); each state’s licensing agency.
What did inspectors find?
The last inspection on record was on Dec 12, 2025: a complaint inspection.
2 deficiencies cited in the last three years.
CMS, QCOR Hospital 2567 statements of deficiencies. Released Oct 20, 2026. Updated monthly.
When those deficiencies happened
2 deficiencies in 1 month of the last 36. Last cited Dec 2025. Most serious: Standard-level. The last 3 years, to Nov 5, 2026.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | Dec | |||||||||||
| 2024 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2025 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2026 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov |
Hover or focus a month to read it.
Hearth Record drew this from the dates and levels in the source’s own records.
Each deficiency, as cited
Rule titles as CMS’s inspectors cite them, set in sentence case.
CMS, QCOR Hospital 2567 statements of deficiencies. Released Oct 20, 2026. Updated monthly.
Dec 12, 2025: complaint inspection2 deficiencies
-
Nursing Care Plan
The inspectors’ words, 319 words
“NURSING CARE PLAN CFR(s): 482.23(b)(4) The hospital must ensure that the nursing staff develops, and keeps current, a nursing care plan for each patient that reflects the patient’s goals and the nursing care to be provided to meet the patient’s needs. The nursing care plan may be part of an interdisciplinary care plan. This Standard is not met as evidenced by: 37560 . Based on medical record (MR) review, document review, and interview, in one (1) of seven (7) MRs, the nursing staff did not ensure all required nursing interventions were implemented. Findings: The facility policy and procedure (P&P) titled, “Prevention and Treatment of Pressure Injuries in Adults,” (last revised 03/2024), indicated, “Patients with altered mobility will have turning/positioning/offloading provided. Patients with altered bed mobility will have a prophylactic silicone foam dressing applied to the sacrum to protect from shear and friction.” Review of Patient #4’s MR revealed this patient was admitted on 11/7/2025, and that their skin was dry and intact on admission. Between 11/7/2025 to 11/12/2025, Patient #4’s Braden Scale (a tool used to predict a patient’s risk of developing bedsores) scores were 13 (Moderate Risk: Potential problem for friction and shear), and 12 (High Risk: Problem for friction and shear). There was no documented evidence that turning and positioning or offloading interventions were performed until 11/11/2025. There was no documented evidence that a prophylactic silicone foam dressing was applied to Patient #4’s sacrum to protect from shear and friction until 11/12/2025. A Nursing Note, dated 11/12/2025 at 12:13 PM, noted skin integrity changes to Patient #4’s “sacrum ...as DTI (deep tissue injury) in evolution ...and left heel with blue violet discoloration.” Per interview of Staff C (Registered Nurse) on 12/10/2025 at 11:45 AM, Staff C confirmed that pressure injury prevention interventions were not implemented as per facility policy until 11/11/2025. During interview of Staff A (Administrator) on 12/12/2025 at 11:30 AM, Staff A confirmed these findings.”
-
Content Of Record: Orders,Notes,Reports
The inspectors’ words, 277 words
“CONTENT OF RECORD: ORDERS,NOTES,REPORTS CFR(s): 482.24(c)(4)(vi) [All records must document the following, as appropriate:] All practitioner’s orders, nursing notes, reports of treatment, medication records, radiology and laboratory reports, and vital signs and other information necessary to monitor the patient’s condition. This Standard is not met as evidenced by: 33919 . Based on medical record (MR) review, document review, and interview, in 2 (two) of 5 (five) MRs, the nursing staff did not ensure nursing interventions were documented in patients’ MRs. Findings: The facility policy and procedure (P&P) titled, “Prevention and Treatment of Pressure Injuries for Adults,” last dated 03/2024, stated the following: “Patients with altered bed mobility will have a prophylactic silicone foam dressing applied to the sacrum to protect from shear and friction.” Review of Patient #28’s MR revealed this patient was admitted on 11/13/2025 with a Braden Scale (a tool used to predict a patient’s risk of developing bedsores) score of 15 (at Risk). There was no documentation that the preventative foam dressing was applied. The same lack of documentation was noted in the MR of Patient #4. Per interview of Staff C (Registered Nurse) on 12/10/2025 at 11:45PM, Staff C explained that the facility transitioned to a new electronic medical record (EMR) system on 11/02/2025. Staff C stated that they are “just now realizing” that the silicone foam dressing option was inadvertently left off the skin care bundle interventions in the EMR, and that there is no “drop down” option for the nurses to document that the dressing was applied. Per interview of Staff A (Administrator) on 12/12/2025 at 10:45AM, Staff B confirmed this finding and stated, “we were unaware it was not there.””
All 4 inspections in the last three years
| Date | Visit | What the record says |
|---|---|---|
| Dec 12, 2025 | Complaint inspection | 2 deficiencies cited |
| Jun 26, 2024 | Complaint inspection | No deficiencies cited |
| Jun 25, 2024 | Complaint inspection | No deficiencies cited |
| Apr 26, 2024 | Complaint inspection | No deficiencies cited |
How do patients fare?
- CMS’s overall CMS rates some kinds of place from 1 to 5 stars, more stars meaning better on CMS’s own measures for that kind: for a nursing home, its health inspections, staffing and quality measures. A rating is CMS’s summary of those measures; it doesn’t promise good care. Source: CMS, Care Compare and the Five-Star Quality Rating System. for it is 3 of 5.
- Of the measures behind its CMS rates some kinds of place from 1 to 5 stars, more stars meaning better on CMS’s own measures for that kind: for a nursing home, its health inspections, staffing and quality measures. A rating is CMS’s summary of those measures; it doesn’t promise good care. Source: CMS, Care Compare and the Five-Star Quality Rating System., CMS counts against the national value: mortality, 3 better and 0 worse of 7; safety of care, 1 better and 0 worse of 8; readmission, 1 better and 2 worse of 10.
- Patients rate it 2 of 5 in CMS’s patient survey (861 surveys completed, Oct 1, 2024 to Sep 30, 2025): 61% rated it 9 or 10 out of 10, and 62% would definitely recommend it.
- Infections, compared by CMS with the national benchmark (Oct 1, 2024 to Sep 30, 2025): central line bloodstream infections (CLABSI), better than the national benchmark; catheter urinary tract infections (CAUTI), no different than national benchmark; surgical site infections after colon surgery, better than the national benchmark; surgical site infections after abdominal hysterectomy, no different than national benchmark; MRSA bloodstream infections, no different than national benchmark; C. diff infections, better than the national benchmark.
- CMS’s patient safety composite for serious complications, PSI 90, Jul 1, 2022 to Jun 30, 2024: no different than the national value.
- Deaths within 30 days, as CMS gives them (Jul 1, 2022 to Jun 30, 2025): heart attack 11.1%, heart failure 8.3%, pneumonia 12.9%, COPD 7.5%, stroke 11.6%. CMS gives no comparison with the national rate for them in this release.
- Readmissions within 30 days, as CMS gives them (Jul 1, 2023 to Jun 30, 2025): heart attack 14.7%, heart failure 22.6%, pneumonia 16.9%, COPD 18.5%, hip or knee replacement 7.4%. CMS gives no comparison with the national rate for them in this release.
- After outpatient care, compared by CMS: unplanned hospital visits after a colonoscopy, no different than the national rate; hospital admissions after outpatient chemotherapy, worse than the national rate; emergency visits after outpatient chemotherapy, no different than the national rate; unplanned hospital visits after outpatient surgery, no different than expected.
- Emergency department patients spent a median of 219 minutes there before leaving (Oct 1, 2024 to Sep 30, 2025), and 2% left before being seen.
- 78% of patients with severe sepsis or septic shock got the care CMS measures, SEP-1 (Oct 1, 2024 to Sep 30, 2025).
- Medicare’s spending per patient here is 1.03 times the national median (Jan 1, 2024 to Dec 31, 2024).
CMS, Hospital General Information, Patient survey (HCAHPS) - Hospital, Healthcare Associated Infections - Hospital, Timely and Effective Care - Hospital and Medicare Spending Per Beneficiary - Hospital. Released Aug 13, 2026. Updated quarterly.
CMS, Complications and Deaths - Hospital and Unplanned Hospital Visits - Hospital. Released Sep 30, 2026. Updated quarterly.
| Measure | Rating |
|---|---|
| Overall ratingCMS’s overall hospital quality star rating, 1 to 5 | 3 of 5 |
| Patient survey ratingCMS star rating from its survey of the hospital’s patients (HCAHPS), 1 to 5 | 2 of 5 |
Is it certified, and in good standing?
- Medicare-certified acute care hospital since Jul 1, 1966.
- Ownership: voluntary non-profit - private.
- It is accredited by The Joint Commission, whose surveys stand in for the state’s routine inspections.
- No For hospices, home health agencies, hospitals and dialysis facilities, CMS writes deficiencies at two levels. Standard is the usual one; condition-level is the more serious, when a problem is serious enough that the provider doesn’t meet a whole condition of taking part in Medicare. Source: CMS, State Operations Manual. deficiency on record in the last three years.
- Voluntary non-profit - Private.
CMS, Provider of Services File - Hospital & Non-Hospital Facilities. Released Oct 14, 2026. Updated quarterly.
CMS, Hospital General Information. Released Aug 13, 2026. Updated quarterly.
CMS, QCOR Hospital 2567 statements of deficiencies. Released Oct 20, 2026. Updated monthly.
Has it been penalized?
- CMS doesn’t publish fines or other penalties for hospitals.
- Not among the hospitals whose Medicare payments CMS cut under the Hospital-Acquired Condition Reduction Program for fiscal year 2026.
- 2 deficiencies cited in the last three years came from inspections that included a complaint investigation.
CMS, Hospital-Acquired Condition (HAC) Reduction Program. Released Aug 13, 2026. Updated yearly.
CMS, Provider of Services File - Hospital & Non-Hospital Facilities. Released Oct 14, 2026. Updated quarterly.
CMS, QCOR Hospital 2567 statements of deficiencies. Released Oct 20, 2026. Updated monthly.
What do patients say about their care?
- CMS doesn’t publish staffing levels for hospitals.
- In CMS’s patient survey, patients rate how well its nurses communicated 2 of 5.
- 64% of its health care workers got a flu shot (Oct 1, 2024 to Mar 31, 2025).
CMS, Patient survey (HCAHPS) - Hospital and Timely and Effective Care - Hospital. Released Aug 13, 2026. Updated quarterly.
Who owns it?
- South Nassau Communities Hospital runs it.
- 33 owners or officers are people: Eric Mindich (corporate director); Frank Bisignano (corporate director); Stacey Conklin (managing employee (on the payroll)); Stacey Conklin (runs it (operational or managerial control)); John S Winkleman (corporate director); Susan Cullman (corporate director); John A Levin (corporate director); Robert Savage (corporate director); Joel S. Ehrenkranz (corporate director); Richard A Friedman (corporate director); Thomas W Strauss (corporate director); Joel Picket (corporate director); James Neary (corporate director); William Wright (corporate director); Adhi Sharma (corporate officer); Adhi Sharma (corporate director); Adhi Sharma (managing employee (on the payroll)); Adhi Sharma (runs it (operational or managerial control)); Henry M Calderon (corporate director); John Pohlman (corporate officer); John Pohlman (managing employee (on the payroll)); John Pohlman (runs it (operational or managerial control)); James S Tisch (corporate director); John B Hess (corporate director); Steven Hochberg (corporate director); Alan Wong (managing employee (on the payroll)); Alan Wong (runs it (operational or managerial control)); Peter W May (corporate director); Judith O Rubin (corporate director); Louis Pell (corporate director); James Gogel (corporate director); Michael Zimmerman (corporate director); Michael Minikes (corporate director).
- CMS’s Provider of Services file records 1 change of ownership.
- No private-equity firm among the owners CMS lists.
- No real-estate investment trust among the owners CMS lists.
CMS, Hospital All Owners and Hospital Enrollments. Released Sep 29, 2026. Updated monthly.
CMS, Provider of Services File - Hospital & Non-Hospital Facilities. Released Oct 14, 2026. Updated quarterly.
How does it compare nearby?
- Of the 9 hospitals CMS lists in Nassau County, 9 have an overall star rating from CMS: 4 rated 5 of 5, 2 rated 4 of 5, 2 rated 3 of 5, 1 rated 1 of 5.
- CMS rates this one 3 of 5.
CMS, Hospital General Information. Released Aug 13, 2026. Updated quarterly.
What the record doesn’t say
- CMS doesn’t publish fines or other penalties for hospitals, so none are shown. The one payment cut CMS publishes for each hospital, under its Hospital-Acquired Condition Reduction Program, is shown where it applies.
- Only complaints that led to a citation appear; complaints that didn’t aren’t published.
- Most hospitals are accredited by a private organisation (The Joint Commission, DNV and others) whose routine inspections stand in for the state’s; those reports aren’t public, and QCOR holds only the state’s surveys: no inspection on record here doesn’t mean none took place.
- QCOR says its hospital inspection data are complete only through September 17, 2026, while it moves to a new system.
- CMS doesn’t publish staffing levels for hospitals.
- In its September 2026 release CMS gives no comparison with the national rate for death and readmission rates, though it gives the rates.
Sources
-
Centers for Medicare & Medicaid Services, Hospital General Information (xubh-q36u).
Released Aug 13, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Patient survey (HCAHPS) - Hospital.
Released Aug 13, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Healthcare Associated Infections - Hospital (77hc-ibv8).
Released Aug 13, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Complications and Deaths - Hospital (ynj2-r877).
Released Sep 30, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Unplanned Hospital Visits - Hospital (632h-zaca).
Released Sep 30, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Timely and Effective Care - Hospital (yv7e-xc69).
Released Aug 13, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Medicare Spending Per Beneficiary - Hospital (rrqw-56er).
Released Aug 13, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Hospital-Acquired Condition (HAC) Reduction Program (yq43-i98g).
Released Aug 13, 2026 and checked Nov 5, 2026. Updated yearly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Provider of Services File - Hospital & Non-Hospital Facilities (Hospital_and_other.DATA.Q3_2026.csv).
Released Oct 14, 2026 and checked Nov 5, 2026. Updated quarterly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, QCOR Hospital 2567 statements of deficiencies (Hospital_2567s_2010_to_2026YTD.xlsx).
Released Oct 20, 2026 and checked Oct 27, 2026. Updated monthly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Hospital All Owners (Hospital_All_Owners_2026.09.29.csv).
Released Sep 29, 2026 and checked Nov 5, 2026. Updated monthly. Public domain (U.S. Government work).
-
Centers for Medicare & Medicaid Services, Hospital Enrollments (Hospital_Enrollments_2026.09.29.csv).
Released Sep 29, 2026 and checked Nov 5, 2026. Updated monthly. Public domain (U.S. Government work).
If you believe something here is wrong, a correction starts with the agency whose record this copies: CMS. CMS’s own record is on Care Compare. If Hearth Record copied something wrongly, it will fix it and log the correction publicly, with its date: how corrections work.
This copy of the record was made on Nov 5, 2026.
From the hospital
The public record above comes first. Anything the hospital adds will appear here, below it, and say who wrote it.
Replies
None. Replies aren’t open yet. When they open, the hospital will be able to answer any finding for free, and the reply will show beside that finding, unedited and dated.
Paid listing
None. Paid listings aren’t open yet. When they open, anything paid for will say “Paid by the hospital”, and paying will never change a finding, a rating or the order of results.