Updated: March 2026 data
Port Jefferson, NY

John T Mather Memorial Hosp T C U

75 North Country Road, Port Jefferson, New York 11777
(631) 473-1320
16 Certified Beds
Medicare and Medicaid
For-profit Individual
5★
Overall
3★
Health Insp.
5★
Staffing
5★
QM
78.6
Score /100
#76
in New York
#1,945
of 14,676 nationally
National Rank
#76
of 596 in New York
State Rank
#1
of 2 in Port Jefferson
City Rank
$511
NY median · semi-private
Daily Cost

78.6
score
Composite Quality Score / 100
State rank #76 · National rank #1,945 · How rankings are calculated

Visual Snapshot
Occupancy
13 residents for 16 certified beds · 82% occupied

CMS Ratings
Overall, inspection, staffing, and quality measure ratings on the CMS 1–5 scale.

Facility Details
16
Certified Beds
13
Avg Residents/Day
8h 45m
Weekday Nurse Hrs
82%
Estimated Occupancy
Accepts MedicareAccepts MedicaidFor-profit Individual

CMS Ratings Breakdown
Metric This Facility New York Comparison
Overall Rating 5 / 5 3.0 / 5 2.0 above NY avg
Health Inspection 3 / 5 2.8 / 5 0.2 above NY avg
QM Rating 5 / 5 3.9 / 5 1.1 above NY avg
Long-Stay QM — / 5 4.0 / 5 No state benchmark
Short-Stay QM 5 / 5 3.6 / 5 1.4 above NY avg
Staffing Rating 5 / 5 2.7 / 5 2.3 above NY avg

This table compares the facility to New York averages for the six CMS rating categories.

Staffing, Weekend Coverage & Turnover
8h 45m
Weekday Total Nurse
7h 22m
Weekend Total Nurse
5h 20m
Weekday RN
4h 06m
Weekend RN
Metric This Facility New York Difference
Total nurse hours / resident / day 8h 45m 3h 39m +5h 06m
RN hours / resident / day 5h 20m 42m +4h 38m
Licensed hours / resident / day 5h 20m 1h 28m +3h 52m
Physical therapist hours / resident / day 19 min 7 min +12m
Weekend total nurse hours 7h 22m 3h 10m +4h 12m
Weekend RN hours 4h 06m 28m +3h 38m
Total nursing staff turnover 19.4% 40.5% −21.1 pts
RN turnover 15.8% 40.5% −24.7 pts

Lower turnover is better. Tiny therapy-hour values are shown in minutes so they are easier to understand.

Cost of Care in New York
$511
Per Day
Semi-private
$15,528
Per Month
State median
$186,333
Per Year
State median
62% above
Vs National
CareScout/Genworth

State median private-pay cost for a semi-private room. Actual facility pricing can differ.

Data Disclaimer & Methodology

Data Disclaimer: All data on this page is sourced from the official CMS (Centers for Medicare & Medicaid Services) Nursing Home Compare dataset for March 2026. This includes facility ratings, staffing hours, inspection scores, fines, complaints, and geographic coordinates when available. NursingHomesNearMe.org does not independently verify, collect, or alter this facility data.

Composite scores and rankings are calculated by NursingHomesNearMe.org using a published methodology that combines CMS ratings, staffing inputs, and enforcement flags into a normalized 0–100 score. Information may not reflect current facility conditions. Always contact the facility directly and verify at medicare.gov/care-compare before making care decisions.

Data: CMS Nursing Home CompareProcessing Date: 2026-03-01Rankings across 14,676 U.S. facilities

Want more context before deciding?

Use the official CMS profile, compare the nearby homes, and ask each facility how recent inspection issues were resolved.

All data from CMS Nursing Home Compare (2022–2026). Composite scores calculated by NursingHomesNearMe.org. Not endorsed by CMS. Always verify at medicare.gov/care-compare before making any care decision.