Data / Hospitals / Northwell Healthcare Inc

Northwell Healthcare Inc: 13 hospitals, 0 with HAC payment reductions

Name: Hospitals owned or managed by Northwell Healthcare Inc
Creator: SpecStream
License: https://creativecommons.org/licenses/by/4.0/

CMS lists Northwell Healthcare Inc as an owner or manager of 13 hospitals in 1 state, 12 of them with emergency services. The average overall rating is 4.2 of 5 and none is rated one star. In fiscal year 2026, 0 of them faced a 1% Medicare payment reduction under the Hospital-Acquired Condition Reduction Program, and 10 had an excess readmission ratio above 1.0 on at least one condition tracked by the Hospital Readmissions Reduction Program.

SpecStream is the live web data engine for teams and agents. It reads the CMS hospital files and the Medicare ownership file, and this page is that reading, joined on the CMS Certification Number. Ask for the hospitals you track by state, owner, system or rating, and each new penalty or rating change arrives in your sheet, CRM, Slack or agent as CMS publishes it.

Get every hospital this owner runs Watch this owner's facilities

Hospitals: 13, of which 13 owned and 3 managed
States: 1
Based in: Westbury, NY
CMS lists this owner as: chain home office, nonprofit
Average overall rating: 4.2 of 5
One star hospitals: 0
Five star hospitals: 6
With emergency services: 12
HAC payment reductions, fiscal year 2026: 0 of 12 in the program
With excess readmissions: 10

Hospitals

Hospitals with a HAC payment reduction first, then by most conditions with excess readmissions, then by lowest star rating. Each row links to the hospital page and its Medicare Care Compare record.

Hospital	City	State	Role	Type	Stars	Emergency	HAC payment cut	Excess readmission conditions	Source
Ns/Lij HS Southside Hospital	Bay Shore	NY	Direct owner (100%)	Acute Care Hospitals	3	Yes	No	4	medicare.gov
Staten Island University Hospital	Staten Island	NY	Direct owner, Operational or managerial control (100%)	Acute Care Hospitals	3	Yes	No	4	medicare.gov
Long Island Jewish Medical Center	New Hyde Park	NY	Direct owner, Operational or managerial control (100%)	Acute Care Hospitals	4	Yes	No	4	medicare.gov
Northern Westchester Hospital	Mount Kisco	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	4	medicare.gov
Plainview Hospital	Plainview	NY	Direct owner (100%)	Acute Care Hospitals	4	Yes	No	3	medicare.gov
North Shore University Hospital	Manhasset	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	3	medicare.gov
Ns/Lij HS Huntington Hospital	Huntington	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	3	medicare.gov
Peconic Bay Medical Center	Riverhead	NY	Direct owner (100%)	Acute Care Hospitals	2	Yes	No	2	medicare.gov
Lenox Hill Hospital	New York	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	1	medicare.gov
Northwell Hospital Glen Cove	Glen Cove	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	1	medicare.gov
Phelps Hospital	Sleepy Hollow	NY	Direct owner, Operational or managerial control (100%)	Acute Care Hospitals	4	Yes	No	0	medicare.gov
John T Mather Memorial Hospital of Port Jefferson	Port Jefferson	NY	Direct owner (100%)	Acute Care Hospitals	5	Yes	No	0	medicare.gov
South Oaks Hosp	Amityville	NY	Direct owner (100%)	Psychiatric	Not listed	No	Not in program	Not listed	medicare.gov

By state

State	Hospitals	Average stars	One star	HAC payment cuts	With excess readmissions
New York	13	4.2	0	0	10

Updated November 7, 2026. Read from CMS Provider Data Catalog and data.cms.gov, hospitals. Open data from the Centers for Medicare & Medicaid Services (US government work). Ratings and program results are as CMS lists them on the date shown and CMS refreshes them on its own schedule. The CMS files are joined on the CMS Certification Number. CMS gives each owner organization an ID, and an owner page groups hospitals on that ID. Names of individual owners and managers are not shown. This page uses CMS data and is not endorsed or certified by CMS. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.