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New York · Nonprofit

Central Suffolk Hospital

Central Suffolk Hospital (New York) receives grants from 5 organizations whose IRS filings report $2,444,520 to it, the largest being WILLIAM F HARNISCH FOUNDATION INC ($2,000,000). 2 of them have funded it in more than one year.

Revenue FY2024
$366M
Funders on record
5
Grants received
$2.4M
Net assets
$117M
2/5 repeat funderspeak grant-dependency 0%
01What it does

What Central Suffolk Hospital does

Mission

Central Suffolk Hospital ("csh") d/b/a peconic bay medical center ("pbmc") is a not-for-profit hospital consisting of acute health care, a skilled nursing facility and a certified home care agency. Csh provides a full range of health care services to the local community.

As stated on its FY2024 Form 990.

Program

  1. Central Suffolk Hospital ("csh") is a provider of comprehensive healthcare services including emergency, surgical, medical, icu and obstetrics/gynecological. In 2024, csh had 10,454 inpatient discharges, delivered 439 babies, provided 42,780 emergency department vists, and performed 9,326 ambulatory surgeries including endoscopies and cardiac catheterizations.

    $325,166,097 spent$358,715,049 earned by the program
    100% of program spending

The program described on its FY2024 Form 990. Program spending in total: $325,166,097.

02The organization over time

The organization over time

Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.

100 = 20172017 Revenue 100 ($188M) Expenses 100 ($179M) Net assets 100 ($68M)2018 Revenue 119 ($224M) Expenses 113 ($202M) Net assets 134 ($91M)2019 Revenue 119 ($224M) Expenses 124 ($222M) Net assets 168 ($114M)2020 Revenue 136 ($255M) Expenses 142 ($254M) Net assets 192 ($130M)2021 Revenue 168 ($315M) Expenses 182 ($325M) Net assets 196 ($132M)2022 Revenue 176 ($331M) Expenses 180 ($322M) Net assets 187 ($126M)2023 Revenue 181 ($340M) Expenses 193 ($345M) Net assets 184 ($125M)2024 Revenue 195 ($366M) Expenses 209 ($374M) Net assets 173 ($117M)
'17'18'19'20'21'22'23'24
Revenue (195)Expenses (209)Net assets (173)Peer revenue range

Balance sheet

Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2019 to 2020, from $251M to $310M (+23%).

$180M
$201M
$251M
$310M
$309M
$320M
$323M
$333M
'17'18'19'20'21'22'23'24
Total assetsTotal liabilities

How it's funded, over time

Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.

2017
2018
2019
2020
2021
2022
2023
2024
ContributionsProgram revenueInvestmentOther

Government-grant reliance: 2017 1% · 2018 0% · 2019 0% · 2020 10% · 2021 1% · 2022 2% · 2023 1% · 2024 1%. Grants only. Government contracts and fees sit inside program revenue.

1% of Central Suffolk Hospital’s revenue is contributions — about as donation-reliant as the typical peer (1% for the typical peer).

This organization
Typical peer · 2,211 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 3 of the last 8 reported years ran a deficit.

$8.8M
’17
$22M
’18
$1.8M
’19
$238k
’20
−$10M
’21
$8.9M
’22
−$5.1M
’23
−$8.6M
’24
0.5
months of
reserve

Leadership and staff

The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.

Board chair

Margaret Crotty

Chairman

As listed on its FY2024 Form 990.

'17'18'19'20'21'22'23'24
Listed3635211931312926
Joined·+8+3+1+24+6+0+0
No longer listed·917312623
03Who funds it

Who funds it, year by year

2017 → 2023: the base broadened from 1 funder to 2 funders, grant income rose $12k → $51k.

Funder
'17
'19
'20
'21
'22
'23
'24*
'25*
total
Pink Aid Incidentity?
$12k
funders
1
1
2
2
1
2
3
2

2 of 5 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 10% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.

Left out of every figure on this page: $17M from one payer (the payer shares this organization's board, largest Central Suffolk Hospital Foundation). These are real filings, and they are not money Central Suffolk Hospital raised.

From the IRS filings of Central Suffolk Hospital’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.

How concentrated its funding is

Central Suffolk Hospital leans on a few funders — its largest provides 82% of grant income and the top three 99%; half comes from just 1 funder.

the vertical line marks half of all grant income — 1 funder to its left

82%
largest funder
99%
top three
~1
effective funders

Largest funder’s share by year: 2017 100% · 2019 100% · 2020 63% · 2021 77% · 2022 100% · 2023 72% — diversifying over time.

“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.

Where its funders are

91% of Central Suffolk Hospital's grant income comes from New York funders.

NY
CT
LA

In-state vs out-of-state, by year

’17
’21
’22
’23
New York out of state home

Funder states come from each funder’s own filing. $254k arriving through sponsors registered in 2 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.

04Its place in the field

Against its field

Central Suffolk Hospital has grown faster than half of the 2,075 health nonprofits its size.

Operating margin−2% · bottom quartile
Months of reserve0.5mo · below the median
Revenue growth (annualized)10% · above the median

this organization peer median middle 50% of peers· 2,075 health nonprofits over $100M, FY2024

Organizations like Central Suffolk Hospital

Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.

In New York

Nationally

05Profile & governance

Read directly from this organization’s own Form 990, as neutral context.

Where the money goes

87% of spending goes to programs.

Program 87%Management 13%Fundraising 0%

Governance

35
board members
80%
independent
✓Conflict-of-interest policy✓Whistleblower policy✓Document retention✓Board reviewed the 990✓Audited financials

Footprint & structure

Files a return copy in 1 state

NY

Part of a family of 227 related entities

  • Black Hall Dental PC · exempt
  • Brightwaters Gynecology PC · exempt
  • Brooklyn Ambulatory Care PC · exempt
  • Carnegie Cardiovascular PC · exempt
  • CLNY Alliance Inc · exempt

Screen this organization

A dated, signed PDF of the compliance screen for Central Suffolk Hospital: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.

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Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf

Questions and answers

Who funds Central Suffolk Hospital?
Central Suffolk Hospital (New York) receives grants from 5 organizations whose IRS filings report $2,444,520 to it, the largest being WILLIAM F HARNISCH FOUNDATION INC ($2,000,000). 2 of them have funded it in more than one year.
How many funders does Central Suffolk Hospital have?
IRS filings report 5 organizations giving $2,444,520 in grants to Central Suffolk Hospital, 2 of which have funded it in more than one year.
Who is the largest funder of Central Suffolk Hospital?
WILLIAM F HARNISCH FOUNDATION INC is the largest funder on record, with $2,000,000 in grants. The full list of funders is on this page.
How can an organization like Central Suffolk Hospital find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in New York. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

Play a game about who funds Central Suffolk Hospital →

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2024 (financials across 2017–2024), and the filings of 5 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing