Mather Hospital
75 North Country Road, Port Jefferson, NY 11777 · Suffolk County
General Acute ★ CMS 5/5 Emergency services
At a glance
Latest cost report FY2024
Net patient revenue
$440.1M
Operating margin
-4.2%
Net income
$21.2M
Staffed beds
195
Annual discharges
9,805
Case mix index
1.70
Ownership & identity
Control, system & affiliation
Ownership / controlNonprofit (other) Health systemNorthwell Healthcare (16) Hospital typeGeneral Acute Phone(631) 473-1320 CMS star rating5 / 5 Emergency servicesYes
Net patient revenue trend
FY2019–FY2024
| Fiscal year | Net patient revenue |
|---|---|
| FY2019 | $338,076,830 |
| FY2020 | $325,439,163 |
| FY2021 | $379,460,050 |
| FY2022 | $387,271,822 |
| FY2023 | $394,023,793 |
| FY2024 | $440,123,766 |
Payer mix
Share of inpatient days
Medicare47.6%Medicaid1.9%Commercial & other50.4%
How Mather Hospital compares
#61 of 178 New York hospitals by net patient revenue
Other Northwell Healthcare hospitals
Same health system · view all
Huntington Hospital · Huntington, NY $2.00B Long Island Jewish Medical Center · New Hyde Park, NY $3.45B Peconic Bay Medical Center · New Hyde Park, NY $313.5M Phelps Memorial Hospital Center · Sleepy Hollow, NY $379.3M South Oaks Hospital · Amityville, NY $117.1M Staten Island University Hospital · Staten Island, NY $1.40B
Full financial detail
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🔒 5-year income statement & balance sheet
Line-by-line revenue, expenses, assets, liabilities and net assets for FY2020–FY2024, plus top Medicare DRGs, cost structure, EBITDAR, and Medicare reimbursement (IME, DSH, charity & uncompensated care).
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