John T Mather Memorial Hospital of Port Jefferson
John T Mather Memorial Hospital of Port Jefferson (CCN 330185) is an acute care hospital in Port Jefferson, NY with 248 certified beds, part of Northwell Health. Medicare overall rating: 5 of 5. Data as of August 2026.
This is an independent reference profile, not the official website of John T Mather Memorial Hospital of Port Jefferson. Contact the hospital directly to schedule or to verify insurance.
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John T Mather Memorial Hospital of Port Jefferson at a glance
- Hospital
- John T Mather Memorial Hospital of Port Jefferson
- Location
- Port Jefferson, NY 11777
- Address
- 75 North Country Road
- Phone
- (631) 473-1320
- Type
- Acute care hospital
- Ownership
- Voluntary non-profit — Private
- Certified beds
- 248
- Operating rooms
- 11
- Cath procedure rooms
- 2
- Emergency services
- Yes
- Health system
- Northwell Health
- Corporate parent
- NORTHWELL HEALTH
- Teaching hospital
- Yes
- Annual discharges
- 9,048
- CCN
- 330185
- NPI
- 1093718728
Services on record
Units and service lines this hospital reports operating, whether staffed directly or under arrangement. Service availability changes; verify independently.
- Intensive care unit
- Dedicated emergency department
- Cardiac catheterization lab
- Neurosurgery
- Orthopedic surgery
- Ophthalmic surgery
- Reconstructive surgery
- Chemotherapy
- MRI
- CT
- Nuclear medicine
- Therapeutic radiology
- Outpatient surgery unit
- Emergency psychiatric care
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- Ns/lij Hs Huntington HospitalHuntington, NY
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- Northwell Hospital Glen CoveGlen Cove, NY
- South Oaks HospAmityville, NY
- Phelps HospitalSleepy Hollow, NY
12 cited deficiencies on record across all surveys, most recent survey 2024-06-10.
Citation counts scale with survey frequency and facility size, and say nothing on their own about current conditions.
Mapping the outpatient side of this market? Browse ambulatory surgery centers in New York or ASC-affiliated surgeons in New York.
What kind of hospital is John T Mather Memorial Hospital of Port Jefferson?
John T Mather Memorial Hospital of Port Jefferson is an acute care hospital in Port Jefferson, NY with 248 certified beds.
What health system is John T Mather Memorial Hospital of Port Jefferson part of?
John T Mather Memorial Hospital of Port Jefferson is affiliated with Northwell Health in our current records. System affiliations change over time; verify independently.
What services does John T Mather Memorial Hospital of Port Jefferson offer?
John T Mather Memorial Hospital of Port Jefferson reports operating the following units and service lines, whether staffed directly or under arrangement: Intensive care unit, Dedicated emergency department, Cardiac catheterization lab, Neurosurgery, Orthopedic surgery, Ophthalmic surgery, Reconstructive surgery, Chemotherapy, MRI, CT, Nuclear medicine, Therapeutic radiology, Outpatient surgery unit, Emergency psychiatric care. Service availability changes; verify with the hospital directly.
Is this the official website of John T Mather Memorial Hospital of Port Jefferson?
No. This is an independent reference profile published by DataLily AI, not the official website of John T Mather Memorial Hospital of Port Jefferson. Contact the hospital directly to schedule or to verify insurance.
Certification, capacity, ownership, and affiliations change over time. This is not an endorsement, and not billing, clinical, or legal advice. Verify against official sources before relying on it. Read the DataLily AI data methodology.