John T Mather Memorial Hosp T C U
75 NORTH COUNTRY ROAD, Port Jefferson, NY, 11777
Yes. Federal inspectors cited 7 deficiencies against John T Mather Memorial Hosp T C U in Port Jefferson, New York at its most recent standard inspection on 2025-05-23. Medicare rates it 5 out of 5 overall.
Every deficiency on record, by how serious CMS judged it
CMS grades each finding from A to L on two axes: how badly residents were affected, and how many. These are its bands, not ours. The figures cover every standard and complaint survey on record, which is a longer window than the rating cycle above.
The last 12 findings, newest first
Each is the federal requirement the home was found not to meet, in CMS’s own wording, with the tag number so it can be looked up against the inspection report.
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
Nutrition and Dietary Deficiencies · F0812 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Provide doctor's orders for the resident's immediate care at the time the resident was admitted.
Resident Assessment and Care Planning Deficiencies · F0635 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Create and put into place a plan for meeting the resident's most immediate needs within 48 hours of being admitted
Resident Assessment and Care Planning Deficiencies · F0655 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Provide safe and appropriate respiratory care for a resident when needed.
Quality of Life and Care Deficiencies · F0695 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Provide and implement an infection prevention and control program.
Infection Control Deficiencies · F0880 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Designate a qualified infection preventionist to be responsible for the infection prevent and control program in the nursing home.
Infection Control Deficiencies · F0882 · 2025-05-23 · standard survey · No actual harm, potential for more than minimal harm
Have the Quality Assessment and Assurance group have the required members and meet at least quarterly
Administration Deficiencies · F0868 · 2025-05-23 · standard survey · No actual harm, potential for minimal harm
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
Nutrition and Dietary Deficiencies · F0812 · 2024-06-20 · standard survey · No actual harm, potential for more than minimal harm
Have a policy regarding use and storage of foods brought to residents by family and other visitors.
Nutrition and Dietary Deficiencies · F0813 · 2024-06-20 · standard survey · No actual harm, potential for more than minimal harm
Provide and implement an infection prevention and control program.
Infection Control Deficiencies · F0880 · 2024-06-20 · standard survey · No actual harm, potential for more than minimal harm
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
Nutrition and Dietary Deficiencies · F0812 · 2022-10-05 · standard survey · No actual harm, potential for more than minimal harm
Provide timely notification to the resident, and if applicable to the resident representative and ombudsman, before transfer or discharge, including appeal rights.
Resident Rights Deficiencies · F0623 · 2022-10-05 · standard survey · No actual harm, potential for minimal harm
How CMS scores this home
These stars are Medicare’s, not ours — we publish no rating of our own. They are reproduced here because they are part of the public record.
Who owns John T Mather Memorial Hosp T C U
Nursing homes are frequently owned through layers of companies, and the name over the door is rarely the one that holds the licence. This is the ownership CMS has on file.
| Owner | Role | Share | Since |
|---|---|---|---|
| NORTHWELL HEALTHCARE INC | Organization | 100% | since 01/01/2018 |
| DONNELLY, SHARON | Individual | NOT APPLICABLE | since 09/12/2016 |
| IADANZA, CHRISTINA | Individual | NOT APPLICABLE | since 09/12/2016 |
| LIVRERI, CHRISTINE | Individual | NOT APPLICABLE | since 09/12/2016 |
| MADER, WILLIAM | Individual | NOT APPLICABLE | since 08/01/2023 |
| NG, JOSEPH | Individual | NOT APPLICABLE | since 08/01/2023 |
| ROBERTS, KENNETH | Individual | NOT APPLICABLE | since 05/01/1986 |
| WISNOSKI, JOSEPH | Individual | NOT APPLICABLE | since 07/12/2016 |
| BELLO, STEPHEN | Individual | NOT APPLICABLE | since 09/01/2019 |
| BLUMENCRANZ, ROGER | Individual | NOT APPLICABLE | since 02/01/2018 |
| BRITTON, BETSY | Individual | NOT APPLICABLE | since 05/01/1979 |
| COLSON, MARVIN | Individual | NOT APPLICABLE | since 07/01/2019 |
Ask John T Mather Memorial Hosp T C U a question
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Source: Centers for Medicare & Medicaid Services, Nursing Home Care Compare. Retrieved 2026-07-29. Facility number 335853.
Figures reproduce the state’s own totals and are not re-aggregated. Methodology · Report a correction