Tax-exempt organization ยท Files a Form 5500
SOUTH NASSAU COMMUNITIES HOSPITAL
Also filed as MOUNT SINAI SOUTH NASSAU
1 HEALTHY WAY, OCEANSIDE, NY 11572-1551
EIN
11-1352310
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Hospital or medical research organization
IRS · 2026-09
IRS ruling date
2010-01
IRS · 2026-09
NTEE code
E22
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$780,455,891
IRS · 2026-09
Assets (latest 990)
$1,204,663,711
IRS · 2026-09
Benefit plan 2, 2024 filing
SOUTH NASSAU COMMUNITIES HOSPITAL EMPLOYEE DEFINED CONTRIBUTION RETIREMENT PLAN
DOL · 2025-10-15
Participants (start of year)
5,434
DOL · 2025-10-15
Plan features
code 2F2G2L2M2R2S2T3H
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15
Business code (NAICS)
622000
DOL · 2025-10-15
Benefit plan 1, 2024 filing
RETIREMENT PLAN FOR EMPLOYEES OF SOUTH NASSAU COMMUNITIES HOSPITAL
DOL · 2025-10-15