GSL Hospital
The mission of the organization is to care for the sick and injured and improve our community's health regardless of race, color, creed, sex, national origin or ability to pay. In addition, the organization will support the charitable mission and activities of geisinger health and st. Luke's health network, inc. D/b/a st. Luke's university health network. Please refer to schedule o for the organization's community benefit statement.
GSL Hospital at a glance
In short: GSL Hospital reported $10K in grants paid in 2025 (a total; its filing lists no individual grants). Source: 2025 IRS Form 990.
- Grants paid (2025)
- $9,890 — reported as a total on the IRS filing, without an itemized list
- +25.2% vs 2024
- Total assets
- $110,395,982
- +3.9% vs 2024
- Revenue (2025)
- $103,386,803
- +9.6% vs 2024
- Net investment income (2025)
- $653,407
- +19.6% vs 2024
- Expenses (2025)
- $93,440,983
- +2.8% vs 2024
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated October 2026.
Who GSL Hospital funds
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $250 (2021) to $415K (2020). In 2025 it reported $10K in grants paid, as a total without an itemized list.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $110,395,982 | $103,386,803 | $93,440,983 | $9,890 | Total only | $653,407 |
| 2024 | $106,275,979 | $94,362,514 | $90,903,267 | $7,900 | Total only | $546,118 |
| 2023 | $96,510,130 | $76,134,827 | $78,543,017 | $5,910 | Total only | $29,364 |
| 2022 | $92,631,141 | $70,768,939 | $71,049,229 | $9,336 | Total only | $7,621 |
| 2021 | $96,235,498 | $59,633,302 | $59,135,035 | $250 | Total only | $15,018 |
| 2020 | $79,865,338 | $16,576,450 | $36,065,017 | $414,670 | 1 | $36,735 |
| 2019 | $38,659,249 | — | — | — | — | — |
"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.
About GSL Hospital
Based on IRS filings
GSL Hospital is a public charity focused on Health, based in Allentown, PA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $110.4M in total assets. In 2025, it reported $10K in grants paid as a total on its IRS filing, without an itemized list. Net investment income was $653K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
GSL Hospital is led by Gabriel M Kamarousky FACHE, President since 2020 (on filings since 2019); none of the 7 officers listed in 2025 report compensation.
Officers on the 2025 filing
Gabriel M Kamarousky FACHE
President
Trustee - President → President, 2020
On filings since 2019
54 hrs/week
No compensation reported
Jeffrey Adams
Co-Chairman - Trustee
Vice Chairman - Trustee → Chairman - Trustee, 2023
Chairman - Trustee → Co-Chairman - Trustee, 2025
On filings since 2019
1 hr/week
No compensation reported
Scott R Wolfe
Co-Chairman - Trustee
Trustee → Vice Chair - Trustee, 2024
Vice Chair - Trustee → Co-Chairman - Trustee, 2025
On filings since 2022
1 hr/week
No compensation reported
Gerald Maloney DO FACP
Trustee
On filings since 2019
1 hr/week
No compensation reported
Joel D Fagerstrom
Trustee
Chairman - Trustee → Trustee, 2023
On filings since 2019
1 hr/week
No compensation reported
Thomas P Sokola
Trustee
On filings since 2020
1 hr/week
No compensation reported
Dean Evans
Trustee
On filings since 2024
1 hr/week
No compensation reported
Former officers (3)
- Former: Robert E Martin (2019–2024) — Vice Chair-Trustee
- Former: Thomas P. Lichtenwalner (2019–2022) — Trustee
- Former: Steven Youso (2019–2020) — Trustee
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about GSL Hospital
How much does GSL Hospital give each year?
GSL Hospital reported $10K in grants paid in 2025 on its 2025 IRS Form 990, as a total without an itemized list of grants. In 2024 it reported $8K in grants paid.
How large is GSL Hospital?
GSL Hospital reported $110.4M in total assets on its 2025 IRS Form 990. Its revenue that year was $103.4M.
What is GSL Hospital?
GSL Hospital is a public charity focused on Health, based in Allentown, PA. It holds $110.4M in total assets as of 2025.
Where does GSL Hospital operate?
GSL Hospital has awarded grants in Pennsylvania.
What is GSL Hospital's EIN?
GSL Hospital's EIN (Employer Identification Number) is 82-4432109. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated October 2026. Sourced from IRS Form 990 filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS June 18, 2020)
- Updated Form 990 for fiscal year 2021 (received by the IRS May 13, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS May 13, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS May 7, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS May 6, 2025)
- Added Form 990 for fiscal year 2025 (received by the IRS May 14, 2026)
- IRS filings on file for fiscal years 2020–2024
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