Total health inspections
3
State average N/A
Last Health inspection on May 2025
John T Mather Memorial Hospital of Port Jefferson New York Inc
Assisted Living · USA
CMS overall rating
The Overall CMS Rating is scored from 1 to 5 stars and combines results from health inspections, staffing levels, and quality measures. Health inspections carry the most weight. Staffing and quality scores can increase or decrease the final rating based on performance compared to state and national standards.
The Overall CMS Rating is scored from 1 to 5 stars and combines results from health inspections, staffing levels, and quality measures. Health inspections carry the most weight. Staffing and quality scores can increase or decrease the final rating based on performance compared to state and national standards.
John T Mather Memorial Hospital of Port Jefferson New York Inc
Assisted Living · USA
CMS overall rating
The Overall CMS Rating is scored from 1 to 5 stars and combines results from health inspections, staffing levels, and quality measures. Health inspections carry the most weight. Staffing and quality scores can increase or decrease the final rating based on performance compared to state and national standards.
The Overall CMS Rating is scored from 1 to 5 stars and combines results from health inspections, staffing levels, and quality measures. Health inspections carry the most weight. Staffing and quality scores can increase or decrease the final rating based on performance compared to state and national standards.
John T Mather Memorial Hospital of Port Jefferson New York INC is a healthcare facility located in Port Jefferson, New York. It offers a range of services including orthopedics, bariatric surgery, heart care, and neurosciences. The hospital is recognized for its commitment to quality care and patient safety.
Quality ratings
The Overall CMS Rating combines results from health inspections, staffing levels and quality measures. Health inspections carry the most weight. Staffing and quality scores can increase or decrease the final rating based on performance compared to state and national standards.
Based on the results of the facility's three most recent standard inspections and any complaint investigations. CMS reviews the number, scope, and severity of deficiencies, with more recent findings weighted more heavily.
Measures average nursing staff hours per resident per day, including Registered Nurses (RNs) and total nursing staff. Ratings are adjusted based on the level of care residents require and are compared to state and national benchmarks.
Based on clinical and physical health indicators reported to CMS, such as hospital readmissions, falls, pressure ulcers, and improvements in mobility. These measures reflect how well residents' health needs are being managed.
Staffing hours breakdown
Daily nursing hours per resident by staff type, reported to CMS. Higher is generally better — compare this facility to state and national averages to see where staffing stands.
Total nursing care / resident
Total adjusted nursing hours per resident per day, combining RN, LPN, and aide time. CMS adjusts this for case-mix so facilities can be fairly compared.
Total adjusted nursing hours per resident per day, combining RN, LPN, and aide time. CMS adjusts this for case-mix so facilities can be fairly compared.
8h 53m per day
vs avg
| Staff type | Hours / day | vs state avg |
|---|---|---|
|
Total Nursing (Weekend)
Combined nursing hours (RN + LPN + Nurse Aide) per resident per day on weekends. Staffing often drops on weekends — this figure reveals whether the facility maintains adequate coverage outside of weekday hours.
| 8h 13m per day |
249-bed community
A large-scale community that may provide a wide range of amenities, services, and structured programs.
Walk Score: 73 / 100
Very walkable. Most errands can be accomplished on foot, and many essentials are within a short walk.
About this community
Facility TypeNursing Home
StatusActive
CountySuffolk
License Number5149000H
Specific ProgramsAbout Mather, Careers at Mather, Community resources, For Providers, Ways to give, JTM Foundation, News & publications, Nursing excellence, Our blogs, Physician portal, Policies & notices, Support Mather
Inspection History
In New York, the Department of Health, Office of Aging and Long Term Care performs unannounced onsite inspections to monitor compliance with state and federal healthcare regulations.
Inspection Scorecard
This scorecard compares key inspection, citation, and complaint metrics at this facility against the New York state average. Metrics rated ≥15% worse than average are highlighted in red; those ≥15% better are highlighted in green.
Overall vs. NY average
0 Worse
No metrics in this bucket.
1 Better
Metrics better than New York average:
• Complaint visits (100% below)
• Complaint visits (100% below)
Inspections
State inspections evaluate whether the facility meets health and safety standards.
| Metric | This Facility | NY Average | vs. NY Avg |
|---|---|---|---|
|
Complaint visits
On-site visits triggered by formal complaints filed by residents, families, or staff.
| 0 | 55 | This facility has 100% fewer complaint visits than a typical New York assisted living residence (0 vs. NY avg 55).↓ 100% better |
Inspection Reports Summary
An editor-reviewed summary of the themes and findings across this facility's recent inspection reports.
The most recent inspection of John T Mather Memorial Hospital of Port Jefferson New York Inc on September 30, 2025, found no deficiencies. Earlier inspections also did not identify any citations or enforcement actions. There were no complaint investigations reported during this period. The facility has maintained compliance with regulatory standards throughout the inspection history. This consistent record suggests stable adherence to required practices.
Read the full inspection reports for this facility, including detailed findings and corrective actions.
Show Inspection ReportsHealth Inspection History
Inspections
Total health citations
12
State average N/A
Citations per inspection
4
State average N/A
Health citations are formal notices following inspections when they fail to comply with safety and care standards.
All 12 citations resulted from standard inspections.
Breakdown of citation severity (last 4 years)
Critical Health citations
0
In line with State averageState average: N/A
Serious Health citations
0
0
In line with State averageState average: N/A
0 critical citations
0 serious citations
10 moderate citations
2 minor citations
Citations history (last 4 years)
Administration minor citation
Issues related to how the facility is managed, including policies, procedures, and compliance with regulations.
May 23, 2025
Issues related to how the facility is managed, including policies, procedures, and compliance with regulations.
May 23, 2025
Corrected
Infection Control moderate citation
Issues related to preventing and controlling infections, including hygiene practices and safety protocols.
May 23, 2025
Issues related to preventing and controlling infections, including hygiene practices and safety protocols.
May 23, 2025
Corrected
Infection Control moderate citation
Issues related to preventing and controlling infections, including hygiene practices and safety protocols.
May 23, 2025
Issues related to preventing and controlling infections, including hygiene practices and safety protocols.
May 23, 2025
Corrected
Nutrition moderate citation
Issues related to food quality, meal service, and resident's nutritional needs.
May 23, 2025
Issues related to food quality, meal service, and resident's nutritional needs.
May 23, 2025
Corrected
Data sourced from CMS Health Deficiencies reports. Citation severity codes range from A (least serious) to L (most serious). Immediate Jeopardy (J-L) citations indicate situations where the facility's noncompliance has placed residents at risk of death or serious harm.
Lawsuit overview for John T Mather Memorial Hospital of Port Jefferson New York Inc
Summary of court-record activity tied to this facility, compiled from publicly available case dockets.
Source: State court e-filing records
Total Cases
Every lawsuit on record involving this facility since the earliest filing. Long-term volume signals overall legal exposure.
77
Every lawsuit on record involving this facility since the earliest filing. Long-term volume signals overall legal exposure.
77
Active Cases
Lawsuits still moving through the courts. Active claims can affect day-to-day operations, settlement risk, and insurance posture.
32
31 active · 1 restored
Lawsuits still moving through the courts. Active claims can affect day-to-day operations, settlement risk, and insurance posture.
32
31 active · 1 restored
Closed
Cases that have been disposed of — dismissed, settled, or decided. Shows how the facility has historically resolved disputes.
43
1 Disposed — Consolidated Into · 42 Disposed
Cases that have been disposed of — dismissed, settled, or decided. Shows how the facility has historically resolved disputes.
43
1 Disposed — Consolidated Into · 42 Disposed
Since
Year of the earliest case on record. A long history with steady filings suggests persistent issues; a recent first filing means newer exposure.
2012
Year of the earliest case on record. A long history with steady filings suggests persistent issues; a recent first filing means newer exposure.
2012
Most Recent
Year of the most recent filing. Recent activity means legal disputes are still being raised against this facility.
2026
Year of the most recent filing. Recent activity means legal disputes are still being raised against this facility.
2026
Next Court Date
Next scheduled court appearance on record across active cases.
Apr 27, 2026
Next scheduled court appearance on record across active cases.
Apr 27, 2026Places of interest near John T Mather Memorial Hospital of Port Jefferson New York Inc
132.5 miles from city center
Estimated distance in miles from Port Jefferson's city center to John T Mather Memorial Hospital of Port Jefferson New York Inc's address, calculated via Google Maps.
Calculate Travel Distance to John T Mather Memorial Hospital of Port Jefferson New York Inc
Add your location
Staffing Data (Q2 2025)
This data corresponds to Q2 2025 and is based on CMS Payroll-Based Journal.
Total staff
145
Employees
145
Contractors
0
Staff to resident ratio
14.50:1
0% compared with State averageState average ratio: 0:0
Avg staff/day
26
Average shift
5.9 hours
0% compared with State averageState average: 0 hours
Total staff hours (quarter)
13,936
Nursing staff breakdown
Registered Nurse
Manages medical care and health needs.
Total count
18
Average shift length
Average shift length. Calculated as total hours divided by days worked and average staff per day.
8.8 hours
Average shift length. Calculated as total hours divided by days worked and average staff per day.
8.8 hoursNo contractors work on this role.
Licensed Practical Nurse
Assists with medical care and medications.
Total count
0
Average shift length
Average shift length. Calculated as total hours divided by days worked and average staff per day.
0 hours
Average shift length. Calculated as total hours divided by days worked and average staff per day.
0 hoursNo contractors work on this role.
Certified Nursing Assistant
Helps with daily care and mobility.
Total count
25
Average shift length
Average shift length. Calculated as total hours divided by days worked and average staff per day.
9.1 hours
Average shift length. Calculated as total hours divided by days worked and average staff per day.
9.1 hoursNo contractors work on this role.
Contractor staffing
Total hours from contractors
0%
0 contractor hours this quarter
No contractor roles were reported this quarter.
Staff by category
| Registered Nurse | 18 | 0 | 18 | 5,832 | 91 | 100% | 8.8 |
| Certified Nursing Assistant | 25 | 0 | 25 | 4,065 | 91 | 100% | 9.1 |
| Speech Language Pathologist | 10 | 0 | 10 | 842 | 91 | 100% | 4.3 |
| Physical Therapy Assistant | 13 | 0 | 13 | 680 | 90 | 99% | 2.8 |
| Mental Health Service Worker | 7 | 0 | 7 | 478 | 76 | 84% | 6.2 |
| Nurse Practitioner | 1 | 0 | 1 | 390 | 52 | 57% | 7.5 |
| Other Social Services Staff | 9 | 0 | 9 | 358 | 91 | 100% | 3.7 |
| Physical Therapy Aide | 3 | 0 | 3 | 348 | 73 | 80% | 4.5 |
| Respiratory Therapy Technician | 12 | 0 | 12 | 279 | 81 | 89% | 3.1 |
| Occupational Therapy Aide | 6 | 0 | 6 | 195 | 82 | 90% | 2.3 |
| Administrator | 1 | 0 | 1 | 157 | 25 | 27% | 6.3 |
| Medical Director | 1 | 0 | 1 | 130 | 65 | 71% | 2 |
| Occupational Therapy Assistant | 3 | 0 | 3 | 128 | 64 | 70% | 2 |
| Other Activities Staff | 25 | 0 | 25 | 42 | 72 | 79% | 0.3 |
| Qualified Social Worker | 6 | 0 | 6 | 7 | 13 | 14% | 0.6 |
| Qualified Activities Professional | 5 | 0 | 5 | 7 | 15 | 16% | 0.4 |
18 Registered Nurse
% of Days
100%
25 Certified Nursing Assistant
% of Days
100%
10 Speech Language Pathologist
% of Days
100%
13 Physical Therapy Assistant
% of Days
99%
7 Mental Health Service Worker
% of Days
84%
1 Nurse Practitioner
% of Days
57%
9 Other Social Services Staff
% of Days
100%
3 Physical Therapy Aide
% of Days
80%
12 Respiratory Therapy Technician
% of Days
89%
6 Occupational Therapy Aide
% of Days
90%
1 Administrator
% of Days
27%
1 Medical Director
% of Days
71%
3 Occupational Therapy Assistant
% of Days
70%
25 Other Activities Staff
% of Days
79%
6 Qualified Social Worker
% of Days
14%
5 Qualified Activities Professional
% of Days
16%
Facility Characteristics
Source: CMS Long-Term Care Facility Characteristics (Data as of Jan 2026)
Total residents
10
Medicare
6
60% of residents
Private pay or other
4
40% of residents
Programs & Services
Residents Group
Residents meet regularly to discuss policies, care quality, and activities
Family Member Group
Family members meet regularly to discuss policies, care quality, and activities
Nurse Aide Training
State-approved Nurse Aide Training and Competency Evaluation Program on-site
Active Family Council
Organized group of family members that meets regularly to discuss facility policies, resident care, and activities.
Active Resident Council
Organized group of residents that meets regularly to discuss facility policies, quality of life, and activities.
Data sourced from CMS Long-Term Care Facility Characteristics quarterly report. Payer mix reflects the current resident census by primary payment source.
Quality of care over time
These measures show how residents usually do over time at this home, based on health outcomes and preventive care.
Short-stay resident measures
Pneumococcal Vaccine
Percent of short-stay residents assessed and appropriately given the pneumococcal vaccine
98.8%
Percent of short-stay residents assessed and appropriately given the pneumococcal vaccine
98.8%
29% better than State averageState average: 76.6%
Antipsychotic medication increase
Percent of short-stay residents who newly received an antipsychotic medication
0.0%
Percent of short-stay residents who newly received an antipsychotic medication
0.0%
100% better than State averageState average: 1.3%
Influenza Vaccine
Percent of short-stay residents assessed and appropriately given the seasonal influenza vaccine
99.6%
Percent of short-stay residents assessed and appropriately given the seasonal influenza vaccine
99.6%
26% better than State averageState average: 78.8%
Quality measures are calculated from Minimum Data Set (MDS) assessments. For most measures, lower percentages indicate better care quality.
Penalties and fines
Federal penalties imposed by CMS for regulatory violations, including civil money penalties (fines) and denials of payment for new Medicare/Medicaid admissions.
Source: CMS Penalties Database
No penalties in the past 3 years
No civil money penalties or payment denials were reported in the last 3 years.
Compare Assisted Living around Usa
The information below is reported by the New York State Department of Health.
Filter by care type
| John T Mather Memorial Hospital of Port Jefferson New York Inc |
AL Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.
NH Nursing Home Licensed facility providing 24/7 skilled nursing care for residents with complex, ongoing medical needs. Staffed by RNs, LPNs, and CNAs. Inspected and star-rated annually by CMS. Accepts Medicare (short-term rehab) and Medicaid (long-term care). | Port Jefferson | 249 | No | 73 | - |
| Job Haines Home |
AL Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.
HC Home Care Professional care delivered in the person's own home — from companionship and errands to skilled nursing and therapy. Allows seniors to age in place. Medicare covers skilled home health when medically necessary.
HC Home Care Professional care delivered in the person's own home — from companionship and errands to skilled nursing and therapy. Allows seniors to age in place. Medicare covers skilled home health when medically necessary.
NH Nursing Home Licensed facility providing 24/7 skilled nursing care for residents with complex, ongoing medical needs. Staffed by RNs, LPNs, and CNAs. Inspected and star-rated annually by CMS. Accepts Medicare (short-term rehab) and Medicaid (long-term care).
RC Respite Care Short-term temporary care — days to weeks — to give family caregivers a break. Full care provided during the stay. Often used after hospitalization or to trial a facility before a permanent placement decision. | Bloomfield (Bloomfield Avenue) | 40 | No | 85 | Studio / 1 Bed / Private / Semi-Private Rooms |
| Village Care Homes Assisted Living – Stephen F Austin |
AL Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence. | Conroe (Alden Bridge) | 16 | No | 27 | Private / Semi-Private Suite |
| Countryside Manor Assisted Living |
AL Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence. | Conroe (Alden Bridge) | 12 | No | 8 | - |
| Anton’s Assisted Living |
AL Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence. | Boerne | 10 | No | 45 | - |
Guides for Better Senior Living
Care Cost Calculator: See Prices in Your Area
Nursing Home Data Explorer
Don’t Wait Too Long: 7 Red Flag Signs Your Parent Needs Assisted Living Now
The True Cost of Assisted Living in 2025 – And How Families Are Paying For It
Understanding Senior Living Costs: Pricing Models, Discounts & Financial Assistance
Frequently Asked Questions about John T Mather Memorial Hospital of Port Jefferson New York Inc
Is John T Mather Memorial Hospital of Port Jefferson New York Inc in a walkable area?
John T Mather Memorial Hospital of Port Jefferson New York Inc has a walk score of 73. Very walkable. Most errands can be accomplished on foot, and many essentials are within a short walk.
What is the license number of John T Mather Memorial Hospital of Port Jefferson New York Inc?
According to NY state health department records, John T Mather Memorial Hospital of Port Jefferson New York Inc's license number is 5149000H.
How many beds does John T Mather Memorial Hospital of Port Jefferson New York Inc have?
John T Mather Memorial Hospital of Port Jefferson New York Inc has 249 beds.
Are there photos of John T Mather Memorial Hospital of Port Jefferson New York Inc?
Yes — there are 5 photos of John T Mather Memorial Hospital of Port Jefferson New York Inc in the photo gallery on this page.
What is the address of John T Mather Memorial Hospital of Port Jefferson New York Inc?
John T Mather Memorial Hospital of Port Jefferson New York Inc is located at 75 North Country Road.
What is the phone number of John T Mather Memorial Hospital of Port Jefferson New York Inc?
(631) 473-1320 will put you in contact with the team at John T Mather Memorial Hospital of Port Jefferson New York Inc.
What county is John T Mather Memorial Hospital of Port Jefferson New York Inc located in?
John T Mather Memorial Hospital of Port Jefferson New York Inc is in Suffolk County.
Contact Us
Published on
Updated on
Feedback
Write a review for John T Mather Memorial Hospital of Port Jefferson New York Inc
Rate your overall experience with this community
Explore Open Rooms
1
Contact details
2
What type of senior care service are you looking for?
3
What budget do you have in mind for senior care?
4
How soon do you need to find care?
5
Additional details
Thank you for your interest!
Our team will be in touch shortly to help with next steps.
Need Help?
Let us help you or a loved one find the perfect senior home.
