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Nonprofit · EIN 38-3852646

OSF MULTI-SPECIALTY GROUP

Tax-exempt · PEORIA, IL 61602

Financials

$453.8M$830.8M2022$475.1M$896.5M2023$527.6M$1B2024
Revenue Expenses · by fiscal year end
Financials of OSF MULTI-SPECIALTY GROUP by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
September 30, 2025990$527,639,067$1,011,701,662-$484,062,595$200,625,244$283,089,209-$82,463,965
September 30, 2024990$475,122,387$896,497,947-$421,375,560$191,251,053$252,139,919-$60,888,866
September 30, 2023990$453,806,833$830,769,809-$376,962,976$196,271,997$239,784,704-$43,512,707
Financial details: 990 for the year ended September 30, 2025

Revenue

Contributions, gifts and grants
$10,012,776
of which government grants
$9,742,277
Program service revenue
$497,262,160
Investment income
-$762
Net rental income
$64,236
Net gain from sales of assets
-$762
Other revenue
$20,364,893

Expenses

Grants and similar amounts paid
$625
Compensation of officers, directors and key employees
$1,970,380
Other salaries and wages
$627,487,293
Salaries, compensation and benefits (total)
$751,413,320
Professional fundraising fees
$0
Occupancy
$8,819,844
Travel
$2,660,006
Depreciation
$9,486,307
Program services (functional)
$908,728,779
Management and general (functional)
$102,972,883

Balance sheet and other

Total assets, start of year
$191,251,053
Total assets, end of year
$200,625,244
Total liabilities, end of year
$283,089,209
Net assets, end of year
-$82,463,965
Land, buildings and equipment
$154,868,886
Net assets without donor restrictions
-$82,463,965
Gross receipts
$527,639,829
Employees
6,568
Volunteers
7
Year formed
2011
State of legal domicile
IL

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended September 30, 2025, highest compensation first.

NameTitleHours / weekCompensationFrom related orgsOther / benefits
ROBERT C SEHRINGVICE CHAIRPERSON CHIEF EXECUTIVE OFFICER
Trustee or director, Officer
1$0$3,128,164$53,798
ANDREW J TSUNG MDPHYSICIAN
Highest-paid employee
40$2,101,781$0$43,539
JEFFREY D KLOPFENSTEIN MDPHYSICIAN
Highest-paid employee
40$1,591,924$0$50,317
TIMIR S BAMAN MDPHYSICIAN
Highest-paid employee
40$1,564,335$0$58,573
TODD D MCCALL MDPHYSICIAN
Highest-paid employee
40$1,455,094$0$49,462
JON C MICHEL MDPHYSICIAN
Highest-paid employee
40$1,362,413$0$50,317
MICHAEL M ALLENCHIEF FINANCIAL OFFICER (THROUGH NOV 2024)
Officer
1$0$1,131,177$146,901
MICHELLE D CONGERPRESIDENT, OSF HEALTHCARE (BEG 1/25)/ CSO/CEO, OSF/ONCALL DIGITAL HEALTH (THRU 12/24)
Officer
1$0$1,058,683$134,087
KIRSTEN M LARGENTCHIEF FINANCIAL OFFICER (BEGINNING NOV 2024)
Officer
1$0$584,124$46,876
JENNIFER A JUNISPRESIDENT, OSF ONCALL DIGITAL HEALTH (BEGINNING JAN 2025)
Officer
40$540,014$0$59,135
JEFFRY M TILLERYFORMER PRESIDENT, OSF MEDICAL GROUP
Former
0$542,808$0$25,437
SHAWN E PIERS MDINTERIM PRESIDENT, OSF MEDICAL GROUP (THROUGH MAR 2025)
Officer
40$520,676$0$42,933
MELINDA B COOLINGCHIEF NURSE AND ADVANCED PRACTICE PROVIDER EXECUTIVE, OSF HEALTHCARE
Officer
0$25,772$431,727$52,995
GERALD J MCSHANE MDBOARD MEMBER
Trustee or director
1$164,721$31,000$35,731
ERIN N ROGERSFORMER INTERIM PRESIDENT, OSF HEALTHCARE HEART OF MARY MEDICAL CENTER0$26,718$146,099$43,196
13 more people on this return
NameTitleHours / weekCompensationFrom related orgsOther / benefits
CANDACE R RAMIREZADVANCED PRACTICE NURSE0$9,883$162,934$39,998
MARCELA R LEMUSADVANCED PRACTICE NURSE0$13,187$164,972$31,667
KEITH CHRISTENSENADVANCED PRACTICE NURSE0$10,913$157,998$15,684
BRIAN J SILVERSTEIN MDBOARD MEMBER
Trustee or director
1$0$45,000$0
SISTER AGNES JOSEPH WILLIAMS OSFCHAIRPERSON (BEGINNING OCT 2024); BOARD MEMBER
Trustee or director, Officer
1$0$0$0
SISTER JUDITH ANN DUVALL OSFTREASURER (BEGINNING OCT 2024); BOARD MEMBER
Trustee or director, Officer
1$0$0$0
SISTER ROSE THERESE MANN OSFASSISTANT SECRETARY (BEGINNING OCT 2024); BOARD MEMBER
Trustee or director, Officer
1$0$0$0
SISTER THERESA ANN BRAZEAU OSFSECRETARY
Trustee or director, Officer
1$0$0$0
SISTER M ANGELICA NEUMANN FSGMBOARD MEMBER (THROUGH AUG 2025)
Trustee or director
1$0$0$0
SISTER M BEATA ZIEGLER FSGMBOARD MEMBER
Trustee or director
1$0$0$0
SISTER M MIKELA MEIDL FSGMBOARD MEMBER/ EVP, CHIEF MINISTRY OFFICER OSF HEALTHCARE
Trustee or director
1$0$0$0
SISTER TERESA PAUL SELAMAT OSFBOARD MEMBER (BEGINNING OCT 2024)
Trustee or director
1$0$0$0
JOSEPH E GREGORYPRESIDENT, OSF MEDICAL GROUP (BEGINNING APR 2025)
Officer
40$0$0$0
990 for the year ended September 30, 2024: 19 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Robert C SehringVice Chairperson Chief Executive Officer
Trustee or director, Officer
1$0$2,987,377$76,643
Andrew J Tsung MDPhysician
Highest-paid employee
40$1,860,480$0$60,676
Timir S Baman MDPhysician
Highest-paid employee
40$1,707,040$0$52,060
Todd D McCall MDPhysician
Highest-paid employee
40$1,467,501$0$76,310
Jeffrey D Klopfenstein MDPhysician
Highest-paid employee
40$1,468,189$0$73,546
Michael M AllenChief Financial Officer
Officer
1$0$1,205,633$170,414
Stathis J Poulakidas MDPhysician
Highest-paid employee
40$1,308,782$0$46,630
Jeffry M TilleryPresident, OSF Medical Group (Through April 2024)
Trustee or director
40$1,117,994$0$67,956
Shawn E Piers MDInterim President, OSF Medical Group (Beginning April 2024)
Trustee or director
40$435,933$0$67,484
Gerald J McShane MDBoard Member
Trustee or director
1$166,752$31,000$49,806
Brian J Silverstein MDBoard Member
Trustee or director
1$0$45,000$0
Sister Agnes Joseph Williams OSFAssistant Secretary and Treasurer
Trustee or director, Officer
1$0$0$0
Sister Diane Marie McGrew OSFPresident and Treasurer (Through June 2024)
Trustee or director, Officer
1$0$0$0
Sister Judith Ann Duvall OSFChairperson
Trustee or director, Officer
1$0$0$0
Sister Theresa Ann Brazeau OSFSecretary
Trustee or director, Officer
1$0$0$0
Sister M Angelica Neumann FSGMBoard Member (Beginning March 2024)
Trustee or director
1$0$0$0
Sister M Beata Ziegler FSGMBoard Member (Beginning March 2024)
Trustee or director
1$0$0$0
Sister M Mikela Meidl FSGMBoard Member
Trustee or director
1$0$0$0
Sister Rose Therese Mann OSFBoard Member
Trustee or director
1$0$0$0
990 for the year ended September 30, 2023: 18 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Robert C SehringVice Chairperson Chief Executive Officer
Trustee or director, Officer
1$0$1,764,625$43,485
Andrew J Tsung MDPhysician
Highest-paid employee
40$1,611,723$0$35,585
Jeffrey D Klopfenstein MDPhysician
Highest-paid employee
40$1,551,433$0$40,451
Todd D McCall MDPhysician
Highest-paid employee
40$1,307,298$0$43,162
Timir S Baman MDPhysician
Highest-paid employee
40$1,200,447$0$48,462
Jon C Michel MDPhysician
Highest-paid employee
40$1,188,373$0$38,035
Michael M AllenChief Financial Officer
Officer
1$0$786,546$43,485
Daniel R Fassett MDFormer Highest Compensated Employee
Former
40$689,498$0$15,300
Gerald J McShane MDBoard Member
Trustee or director
1$172,299$31,000$28,528
Brian J Silverstein MDBoard Member
Trustee or director
1$0$45,000$0
Sister Agnes Joseph Williams OSFAssistant Secretary
Trustee or director, Officer
1$0$0$0
Sister Diane Marie McGrew OSFPresident and Treasurer
Trustee or director, Officer
1$0$0$0
Sister Judith Ann Duvall OSFChairperson
Trustee or director, Officer
1$0$0$0
Sister Theresa Ann Brazeau OSFSecretary
Trustee or director, Officer
1$0$0$0
Sister M Angelica Neumann FSGMBoard Member
Trustee or director
1$0$0$0
Sister M Beata Ziegler FSGMBoard Member
Trustee or director
1$0$0$0
Sister M Mikela Meidl FSGMBoard Member
Trustee or director
1$0$0$0
Sister Rose Therese Mann OSFBoard Member
Trustee or director
1$0$0$0

Address and contacts

Address (IRS master file)
124 SW ADAMS ST, PEORIA, IL 61602-1308
In care of
% MICHAEL ALLEN
Principal officer (990 for 2024)
KIRSTEN M LARGENT, 124 SW ADAMS ST, PEORIA, IL 61602
Signed the 990
KIRSTEN M LARGENT, CFO
Phone
(309) 655-2850
Return prepared by
CROWE LLP

Mission

TO SUPPORT THE MISSION OF OSF HEALTHCARE SYSTEM, A CATHOLIC INTEGRATED HEALTH CARE DELIVERY SYSTEM, THROUGH THE PROVISIONS OF QUALITY HEALTH CARE SERVICES TO COMPREHENSIVE INPATIENT AND OUTPATIENT CARE.

990 for the year ended September 30, 2025

Program accomplishments

  • TO PROVIDE PRIMARY CARE, SPECIALTY CARE AND MEDICAL SUPERVISION THROUGHOUT THE OSF HEALTHCARE SYSTEM. OSF MULTISPECIALTY SERVICES PROVIDES SERVICES AT 174 LOCATIONS IN ILLINOIS AND MICHIGAN. OSF MULTISPECIALTY GROUP HAS 873 EMPLOYED PHYSICIANS AND 809 EMPLOYED ADVANCED PRACTITIONERS AND PROVIDED 2,578,463 PATIENT VISITS IN FY 2025.
    Expenses $908,728,779 · grants $625 · revenue $517,562,817

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in September, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025September 30, 2026February 15, 2027Not due yet
2024September 30, 2025February 16, 2026990 on file
2023September 30, 2024February 17, 2025990 on file

IRS record

EIN
38-3852646
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Supporting organization, Type I
Donations deductible (Pub 78)
Supporting organization, 50% limit
Exempt since
2013
Accounting year ends
September
Files
Form 990 or 990-EZ
Category (NTEE)
Health care (E112)
Assets (IRS master file)
$200,625,244
Income (IRS master file)
$527,639,829

Filing history

FormYear endedRevenueExpensesAssetsReturn
990September 2025–––IRS
990September 2024–––IRS
990September 2023$453,806,833$830,769,809$196,271,997IRS
990September 2022$468,544,378$826,161,030$196,719,889IRS
990September 2021–––IRS
990September 2020–––IRS
990September 2019–––IRS
990September 2018–––IRS

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS.

Questions about OSF MULTI-SPECIALTY GROUP

What is the EIN of OSF MULTI-SPECIALTY GROUP?
The employer identification number (EIN) of OSF MULTI-SPECIALTY GROUP is 38-3852646.
Is OSF MULTI-SPECIALTY GROUP tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2013.
Are donations to OSF MULTI-SPECIALTY GROUP tax-deductible?
Yes. It is listed in IRS Publication 78 (Supporting organization, 50% limit).
Which annual return does OSF MULTI-SPECIALTY GROUP file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of OSF MULTI-SPECIALTY GROUP due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OSF MULTI-SPECIALTY GROUP last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended September 2025.
Who is the principal officer of OSF MULTI-SPECIALTY GROUP?
The 990 for the year ended September 30, 2025 names KIRSTEN M LARGENT.
Who are the officers and directors of OSF MULTI-SPECIALTY GROUP?
The 990 for the year ended September 30, 2025 lists 28 people; 14 received compensation from the organization.
How much revenue does OSF MULTI-SPECIALTY GROUP have?
On its 990 for the year ended September 30, 2025 it reported revenue of $527,639,067, expenses of $1,011,701,662 and total assets of $200,625,244 at year end.

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