OSF Healthcare Foundation logo

OSF Healthcare Foundation

Public charity · Grantmaker Peoria, IL EIN: 37-1259284 Website

OSF Healthcare Foundation's mission is to develop and implement fund raising strategies to generate contributions from the public in support of the various activities and projects of osf healthcare system.

Key facts about OSF Healthcare Foundation

In short: OSF Healthcare Foundation gave $23.8M across 1 grant in 2025 (avg $23.8M), mostly in Illinois. Source: 2025 IRS Form 990.

EIN
37-1259284
Latest 990 filing
Form 990, 2025
Annual giving (2025)
$23,757,027
Grants made (2025)
1
Average grant
$23,757,027
Median grant
$23,757,027
Total assets
$403,588,041
Primary geography
Illinois (100% of itemized 2025 grant dollars)

Data from IRS Form 990, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990 · View filing

Total Assets

$403.6M

+6.1% YoY

Annual Giving

$23.8M

-41.9% YoY

Grant Count

1

+0.0% YoY

Avg Grant Size

$23.8M

-41.9% YoY

How OSF Healthcare Foundation gives

  • Giving grew 72% from 2022 to 2025. Method

From the foundation's IRS Form 990 filings. Methodology.

About OSF Healthcare Foundation

Based on IRS filings

OSF Healthcare Foundation is a public charity focused on Health, based in Peoria, IL. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $403.6M in total assets. In 2025, it awarded 1 grant totaling $23.8M. Net investment income was $18.0M.

Focus Areas

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of the 2025 grant dollars on its one itemized grant.

States

Cities

Peoria

Giving Over Time

Total grant dollars and number of grants per year

$0$20M$40M$60M1 grant2019 1 grant2020 1 grant2021 1 grant2022 1 grant2023 1 grant2024 1 grant2025

From 2019 to 2025, annual grant giving ranged from $7.4M (2019) to $40.9M (2024). In 2025 it made 1 grant totaling $23.8M.

Grant Insights

How this funder distributes its grants

Top Recipients

Top recipient in 2025

OSF Healthcare System: $23.8MOSF Healthcare System$23.8M

The largest 2025 recipient was OSF Healthcare System ($23.8M).

Grant Size Distribution

5 grants across all recorded years

<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M5$5M+

The most common grant size was $5M or more: 5 grants of 5 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
OSF Healthcare System Peoria, ILSupport Programs$23,757,027

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Net Investment Income
$0$20M$40M$60M2019 2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$403,588,041$380,278,559$329,405,034
Revenue$39,114,752$36,428,313$24,676,496
Expenses$32,371,980$49,035,989$25,716,082
Net Investment Income$17,981,979$10,509,598$5,738,621

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990 for fiscal year 2024 (received by the IRS August 6, 2025)
  2. Updated Form 990 for fiscal year 2025 (received by the IRS August 13, 2026)
  3. Added Form 990 for fiscal year 2019 (received by the IRS August 13, 2020)
  4. Updated Form 990 for fiscal year 2020 (received by the IRS August 13, 2021)
  5. Updated Form 990 for fiscal year 2021 (received by the IRS August 10, 2022)
  6. Updated Form 990 for fiscal year 2022 (received by the IRS August 11, 2023)
  7. Updated Form 990 for fiscal year 2023 (received by the IRS August 9, 2024)

Leadership & Key People

Officers and directors from IRS filings

OSF Healthcare Foundation is led by Thomas G. Hammerton, President Osf Healthcare Foundation & Chief Development Officer since 2024 (on filings since 2019); none of the 8 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Thomas G. Hammerton

    President Osf Healthcare Foundation & Chief Development Officer

    President → President Osf Healthcare Foundation Chief Development Officer, 2022

    President Osf Healthcare Foundation Chief Development Officer → President Osf Healthcare Foundation & Chief Development Officer, 2024

    On filings since 2019

    40 hrs/week

    No compensation reported

  • Sister Teresa Paul Selamat Osf

    Chairperson, Board Member, Treasurer, Board Member, Assistant Secretary, Board Member, Secretary & Board Member

    On filings since 2019

    1 hr/week

    No compensation reported

  • Mark Kleine

    Board Member

    On filings since 2019

    1 hr/week

    No compensation reported

  • Matt Vonachen

    Board Member

    On filings since 2019

    1 hr/week

    No compensation reported

  • Robert C. Sehring

    Vice Chairperson Chief Executive Officer

    Vice Chairperson CEO → Vice Chairperson Chief Executive Officer, 2021

    On filings since 2019

    1 hr/week

    No compensation reported

  • Sister M. Mikela Meidl Fsgm

    Board Member, Board Member, Executive Vice President & Chief Ministry Officer Osf Healthcare

    Board Member → Board Member, Board Member, Executive Vice President & Chief Ministry Officer Osf Healthcare, 2025

    On filings since 2019

    1 hr/week

    No compensation reported

  • Patricia Cutilletta

    Board Member

    On filings since 2020

    1 hr/week

    No compensation reported

  • James W. Girardy

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

Former officers (7)
  • Former: Diane Cullinan Oberhelman (2019–2024) — Board Member
  • Former: Dave Alwan (2019–2023) — Board Member
  • Former: Brad Halverson (2019–2022) — Board Member
  • Former: Charles F Thomas (2019–2022) — Board Member
  • Former: Jon Michael (2019) — Board Member -
  • Former: Kevin D Schoeplein (2019) — Former - Vice Chairperson CEO
  • Former: Leonard E Nevitt (2019) — Board Member -

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 OSF Healthcare Foundation

How much does OSF Healthcare Foundation give each year?

OSF Healthcare Foundation gave $23.8M across 1 grant in 2025, according to its 2025 IRS Form 990. In 2024 it gave $40.9M across 1 grant.

How large is OSF Healthcare Foundation?

OSF Healthcare Foundation reported $403.6M in total assets on its 2025 IRS Form 990. Its revenue that year was $39.1M.

What is OSF Healthcare Foundation?

OSF Healthcare Foundation is a public charity focused on Health, based in Peoria, IL. It holds $403.6M in total assets as of 2025.

Where does OSF Healthcare Foundation operate?

OSF Healthcare Foundation has awarded grants in Illinois.

What is OSF Healthcare Foundation's EIN?

OSF Healthcare Foundation's EIN (Employer Identification Number) is 37-1259284. IRS Form 990 filing data is available on this page for 2019–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

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