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Nonprofit · EIN 45-3985619

ADVANCED RADIOLOGY SERVICES FOUNDATION

Tax-exempt · GRAND RAPIDS, MI 49525

Financials

$98K$49K2023$107K$47K2024$154K$53K2025
Revenue Expenses · by fiscal year end
Financials of ADVANCED RADIOLOGY SERVICES FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$153,758$53,410$100,348$1,093,344$0$1,093,344
December 31, 2024990$106,519$46,670$59,849$992,996$0$992,996
December 31, 2023990$98,047$49,434$48,613$933,147$0$933,147
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$0
Investment income
$153,758
Other revenue
$0

Expenses

Grants and similar amounts paid
$38,710
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Accounting fees
$2,000
Program services (functional)
$38,710
Management and general (functional)
$14,700

Balance sheet and other

Total assets, start of year
$992,996
Total assets, end of year
$1,093,344
Total liabilities, end of year
$0
Net assets, end of year
$1,093,344
Net assets without donor restrictions
$1,093,344
Gross receipts
$153,758
Employees
0
Volunteers
7
Year formed
2011
State of legal domicile
MI

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
ROLF DIETER HOLLSTEIN MDPRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
THOMAS ARCHAMBEAU MDVICE PRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
RYAN DUHN MDDIRECTOR
Trustee or director
0.1$0
SUSAN ERVINE MDSECRETARY & DIRECTOR
Trustee or director, Officer
0.1$0
BRIAN FEDESON MDDIRECTOR
Trustee or director
0.1$0
LEENA MAMMEN MDDIRECTOR
Trustee or director
0.1$0
KRIS KURTZTREASURER
Officer
0.1$0
990 for the year ended December 31, 2024: 8 people
NameTitleHours / weekCompensation
ROLF DIETER HOLLSTEIN MDPRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
THOMAS ARCHAMBEAU MDVICE PRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
RYAN DUHN MDDIRECTOR
Trustee or director
0.1$0
SUSAN ERVINE MDSECRETARY & DIRECTOR
Trustee or director, Officer
0.1$0
BRIAN FEDESON MDDIRECTOR
Trustee or director
0.1$0
LEENA MAMMEN MDDIRECTOR
Trustee or director
0.1$0
LEONARD COINER MDDIRECTOR
Trustee or director
0.1$0
CHERYL BUEHLERTREASURER
Officer
0.1$0
990 for the year ended December 31, 2023: 9 people
NameTitleHours / weekCompensation
ROLF DIETER HOLLSTEIN MDPRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
THOMAS ARCHAMBEAU MDVICE PRESIDENT & DIRECTOR
Trustee or director, Officer
0.1$0
RYAN DUHN MDDIRECTOR
Trustee or director
0.1$0
SUSAN ERVINE MDDIRECTOR
Trustee or director
0.1$0
BRIAN FEDESON MDDIRECTOR
Trustee or director
0.1$0
LEENA MAMMEN MDDIRECTOR
Trustee or director
0.1$0
LEONARD COINER MDDIRECTOR
Trustee or director
0.1$0
CHERYL BUEHLERTREASURER
Officer
0.1$0
LAURA PERKOVICSECRETARY
Officer
0.1$0

Address and contacts

Address (IRS master file)
3264 N EVERGREEN DR NE, GRAND RAPIDS, MI 49525-9746
In care of
% FRANK KOKX
Principal officer (990 for 2025)
ROLF DIETER HOLLSTEIN MD, 3264 N EVERGREEN DRIVE NE, GRAND RAPIDS, MI 49525
Signed the 990
ROLF DIETER HOLLSTEIN MD, PRESIDENT & DIRECTOR
Phone
(616) 363-7525
Return prepared by
PLANTE & MORAN PLLC

Mission

THE ARS FOUNDATION IS DEDICATED TO SUPPORTING ORGANIZATIONS THAT IMPROVE THE HEALTH OF COMMUNITIES OUR MEMBERS SERVE AND INVESTING IN THE FUTURE OF RADIOLOGY.

990 for the year ended December 31, 2025

Program accomplishments

  • THE ORGANIZATION CONTRIBUTED TO THE EMORY CENTER FOR ETHICS WHO CONDUCTS RESEARCH EXPLORING THE NON-INTERPRETIVE IMPLICATIONS. EMORY CENTER FOR ETHICS FOCUSES ON HOW TO INTEGRATE AI INTO CLINICAL PRACTICE EFFECTIVELY.
    Expenses $28,710 · grants $28,710
  • $10,000 TO RSNA RESEARCH & EDUCATION FOUNDATION (RSNAREF) WHICH SUPPORTS RESEARCH AND EDUCATION WITHIN THE MEDICAL FIELD CONCENTRATING ON RADIOLOGICAL ADVANCEMENT.
    Expenses $10,000 · grants $10,000

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 December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
45-3985619
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2014
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Health care (E99)
Assets (IRS master file)
$1,093,344
Income (IRS master file)
$153,758

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$153,758$53,410$1,093,344XML
990December 2024$106,519$46,670$992,996XML
990December 2023$98,047$49,434$933,147XML
990December 2022$41,192$81,208$884,534IRS
990December 2021–––IRS
990December 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 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 (search EIN 45-3985619).

Questions about ADVANCED RADIOLOGY SERVICES FOUNDATION

What is the EIN of ADVANCED RADIOLOGY SERVICES FOUNDATION?
The employer identification number (EIN) of ADVANCED RADIOLOGY SERVICES FOUNDATION is 45-3985619.
Is ADVANCED RADIOLOGY SERVICES FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
Are donations to ADVANCED RADIOLOGY SERVICES FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ADVANCED RADIOLOGY SERVICES FOUNDATION 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 ADVANCED RADIOLOGY SERVICES FOUNDATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ADVANCED RADIOLOGY SERVICES FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of ADVANCED RADIOLOGY SERVICES FOUNDATION?
The 990 for the year ended December 31, 2025 names ROLF DIETER HOLLSTEIN MD.
Who are the officers and directors of ADVANCED RADIOLOGY SERVICES FOUNDATION?
The 990 for the year ended December 31, 2025 lists 7 people; 0 received compensation from the organization.
How much revenue does ADVANCED RADIOLOGY SERVICES FOUNDATION have?
On its 990 for the year ended December 31, 2025 it reported revenue of $153,758, expenses of $53,410 and total assets of $1,093,344 at year end.

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