John T Mather Memorial Hospital in Westbury, New York (NY)


Employer Identification Number (EIN) 11-1639818
Name of Organization John T Mather Memorial Hospital
In Care of Name Northwell Health Inc
Address 972 Brush Hollow Road 5th Floor, Westbury, NY 11590-1740
Previous Addresses 75 North Country Road, Port Jefferson, NY 11777-0000 (2022)
75 N Country Rd, Prt Jefferson, NY 11777-2119 (2009 - 2021)
75 N Country Road, Port Jefferson, NY 11777-0000 (2008)
75 N Country Rd, Prt Jefferson, NY 11777-2119 (2004 - 2007)
Subsection(s) / Classification Charitable Organization
Affiliation Independent
Ruling Date 10/1933
Deductibility Contributions are deductible
Foundation Hospital or medical research organization
Activities Hospital
Organization Corporation
Exempt Organization Status Unconditional Exemption
Tax Period 12/2023
Asset $50,000,000 to greater
Income $50,000,000 to greater
Filing Requirement 990 (all other) or 990EZ return
Accounting Period December (12)
Asset Amount $384,659,826
Income Amount $541,348,969
Form 990 Revenue Amount $436,739,487
National Taxonomy of Exempt Entities (NTEE) Health - General and Rehabilitative: Hospital, General

Organizations performing similar types of work - median values


Income amount
Similar organizations: $239,540,848
This organization: $541,348,969
Asset amount
Similar organizations: $211,541,500
This organization: $384,659,826