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Nonprofit · EIN 52-1266476

UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A

Tax-exempt · BALTIMORE, MD 21201

Financials

$17.6M$17.4M2022$19.1M$18.6M2023$21.3M$21.5M2024
Revenue Expenses · by fiscal year end
Financials of UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$21,334,012$21,532,866-$198,854$8,871,155$6,968,878$1,902,277
June 30, 2024990$19,116,545$18,625,461$491,084$9,548,361$7,447,230$2,101,131
June 30, 2023990$17,649,970$17,387,081$262,889$7,302,969$5,692,922$1,610,047
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$21,094,329
Investment income
$239,683
Other revenue
$0

Expenses

Grants and similar amounts paid
$50,000
Compensation of officers, directors and key employees
$1,836,565
Other salaries and wages
$4,093,052
Salaries, compensation and benefits (total)
$6,955,606
Professional fundraising fees
$0
Legal fees
$11,160
Accounting fees
$23,355
Occupancy
$33,060
Program services (functional)
$19,592,720
Management and general (functional)
$1,940,146

Balance sheet and other

Total assets, start of year
$9,548,361
Total assets, end of year
$8,871,155
Total liabilities, end of year
$6,968,878
Net assets, end of year
$1,902,277
Net assets without donor restrictions
$1,902,277
Gross receipts
$21,334,012
Employees
20
Volunteers
0
Year formed
1982
State of legal domicile
MD

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 June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationFrom related orgsOther / benefits
William F Regine MDPresident
Trustee or director, Officer
40$670,718$358,466$111,619
Martha VaughnAssociate Administrator
Officer
40$237,300$0$59,423
Phuoc TranProfessor
Highest-paid employee
40$212,463$0$57,344
Tiffani Tyer CRNPNurse Practitioner
Highest-paid employee
40$191,712$0$47,669
Elizabeth Nichols MDSecretary/Treasurer
Trustee or director, Officer
40$181,457$0$50,795
Jason MolitorisAssociate Professor
Highest-paid employee
40$160,733$0$44,236
Mark Mishra MDProfessor
Highest-paid employee
40$153,445$0$46,591
Sarah McAvoyAssociate Professor
Highest-paid employee
40$152,971$0$43,324
Frank YoungChief Administrative Officer
Officer
40$151,375$0$38,942
Sally ChestonVice President
Trustee or director, Officer
40$140,065$0$44,397
990 for the year ended June 30, 2024: 10 people
NameTitleHours / weekCompensationOther / benefits
WILLIAM F REGINE MDPRESIDENT
Trustee or director, Officer
40$688,526$85,772
MARTHA A VAUGHNASSOCIATE ADMINISTRATOR
Officer
40$230,997$59,947
PHUOC TRANPROFESSOR
Highest-paid employee
40$227,342$56,559
TIFFANI N TYER NPNURSE PRACTITIONER
Highest-paid employee
40$187,161$45,040
ELIZABETH NICHOLS MDTREASURER
Trustee or director, Officer
40$179,359$52,722
YOUNG KWOK MDPROFESSOR
Highest-paid employee
40$155,212$50,959
JASON MOLITORISASSOCIATE PROFESSOR
Highest-paid employee
40$153,891$42,256
MARK MISHRA MDPROFESSOR
Highest-paid employee
40$146,641$48,307
SALLY CHESTON MDVICE PRESIDENT
Trustee or director, Officer
40$141,434$52,783
FRANK YOUNGSENIOR ADMINISTRATOR
Officer
40$138,129$34,922
990 for the year ended June 30, 2023: 10 people
NameTitleHours / weekCompensationOther / benefits
WILLIAM F REGINE MDPRESIDENT
Trustee or director, Officer
40$791,610$79,001
MARTHA A VAUGHNASSOCIATE ADMINISTRATOR
Officer
40$228,532$23,318
ELIZABETH NICHOLS MDTREASURER
Trustee or director, Officer
40$195,432$54,873
MARK MISHRA MDASSOCIATE PROFESSOR
Highest-paid employee
40$185,394$48,533
YOUNG KWOK MDPROFESSOR
Highest-paid employee
40$178,297$51,795
SALLY CHESTON MDVICE PRESIDENT
Trustee or director, Officer
40$174,696$50,912
TIFFANI N TYER NPNURSE PRACTITIONER
Highest-paid employee
40$181,957$41,522
PHUOC TRANPROFESSOR
Highest-paid employee
40$197,378$23,433
MATTHEW WITEKASSOCIATE PROFESSOR
Highest-paid employee
40$153,028$43,537
FRANK YOUNGSENIOR ADMINISTRATOR
Officer
40$124,776$33,475

Address and contacts

Address (IRS master file)
655 W BALTIMORE ST 3-002, BALTIMORE, MD 21201-1509
In care of
% MARTHA VAUGHN
Principal officer (990 for 2024)
WILLIAM F REGINE MD, 22 S GREENE STREET GGJ-35, BALTIMORE, MD 21201
Signed the 990
WILLIAM F REGINE MD, President
Phone
(410) 706-5228
Return prepared by
BDO USA

Mission

UNDER THE MEDICAL SERVICE PLAN OF THE UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE, MEDICAL SERVICES ARE RENDERED BY THE MEMBERS OF THE FACULTY ON BEHALF OF THE SCHOOL OF MEDICINE IN CONNECTION WITH THEIR DUTIES TO PROVIDE CLINICAL INSTRUCTION FOR MEDICAL STUDENTS AND OTHER TRAINEES AND TO DELIVER HEALTHCARE TO THE GENERAL PUBLIC WITHOUT REGARD TO THE PATIENT'S ABILITY TO PAY FOR SERVICES.

990 for the year ended June 30, 2025

Program accomplishments

  • UNDER THE MEDICAL SERVICE PLAN OF THE UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE, MEDICAL SERVICES ARE RENDERED BY THE MEMBERS OF THE FACULTY ON BEHALF OF THE SCHOOL OF MEDICINE IN CONNECTION WITH THEIR DUTIES TO PROVIDE CLINICAL INSTRUCTION FOR MEDICAL STUDENTS AND OTHER TRAINEES AND TO DELIVER HEALTHCARE TO THE GENERAL PUBLIC WITHOUT REGARD TO THE PATIENT'S ABILITY TO PAY FOR SERVICES.
    Expenses $19,592,720 · grants $50,000 · revenue $21,094,329

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

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
52-1266476
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1984
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$8,871,155
Income (IRS master file)
$21,334,012

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$21,334,012$21,532,866$8,871,155IRS
990June 2024$19,116,545$18,625,461$9,548,361IRS
990June 2023$17,649,970$17,387,081$7,302,969XML
990June 2022$17,536,152$17,900,329$7,174,429IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2018–––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 52-1266476).

Questions about UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A

What is the EIN of UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A?
The employer identification number (EIN) of UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A is 52-1266476.
Is UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1984.
Are donations to UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A 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 UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A?
The 990 for the year ended June 30, 2025 names WILLIAM F REGINE MD.
Who are the officers and directors of UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A?
The 990 for the year ended June 30, 2025 lists 10 people; 10 received compensation from the organization, the highest $670,718 (William F Regine MD, President).
How much revenue does UNIVERSITY OF MARYLAND RADIATION ONCOLOGY ASSOCIATES P A have?
On its 990 for the year ended June 30, 2025 it reported revenue of $21,334,012, expenses of $21,532,866 and total assets of $8,871,155 at year end.

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