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Nonprofit · EIN 04-3044706

TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC

Also known as PARENT

Tax-exempt · BOSTON, MA 02111

Financials

$30.6M$49.3M2022$26.8M$51M2023$33.4M$51.3M2024
Revenue Expenses · by fiscal year end
Financials of TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
September 30, 2025990$33,367,649$51,253,539-$17,885,890$284,770,063$30,577,729$254,192,334
September 30, 2024990$26,816,793$50,987,262-$24,170,469$225,950,359$30,933,709$195,016,650
September 30, 2023990$30,625,016$49,269,002-$18,643,986$173,305,984$39,041,843$134,264,141
Financial details: 990 for the year ended September 30, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$33,315,033
Investment income
$52,616
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Other salaries and wages
$22,046,811
Salaries, compensation and benefits (total)
$30,492,924
Professional fundraising fees
$0
Legal fees
$19,682
Accounting fees
$63,250
Occupancy
$955,017
Travel
$32,823
Depreciation
$16,779
Program services (functional)
$47,513,534
Management and general (functional)
$3,740,005

Balance sheet and other

Total assets, start of year
$225,950,359
Total assets, end of year
$284,770,063
Total liabilities, end of year
$30,577,729
Net assets, end of year
$254,192,334
Land, buildings and equipment
$44,067
Net assets without donor restrictions
$254,192,334
Gross receipts
$33,367,649
Employees
74
Volunteers
0
Year formed
1992
State of legal domicile
MA

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
PHIL OKALADIRECTOR
Trustee or director
2$0$1,780,793$35,903
MICHAEL TARNOFF MDFORMER DIRECTOR
Former
2$0$1,564,033$181,943
ANDREW DEVOETREASURER, CFO
Trustee or director, Officer
2$0$1,123,052$25,843
CHARLES CASSIDY MDFORMER DIRECTOR
Former
2$0$990,675$59,974
ERIKA WERNER MDPRESIDENT, CEO
Trustee or director, Officer
2$0$910,622$55,802
SCOTT RYAN MDDIRECTOR, CHAIR (AS OF 7/25)
Trustee or director
2$0$755,966$35,322
SONIA FRIEDMAN MDDIRECTOR (AS OF 9/25)
Trustee or director
2$0$669,347$35,322
ZACHARY REDMOND ESQSECRETARY
Officer
2$0$586,258$107,379
EMILY YOUNGDIRECTOR (UNTIL 7/25)
Trustee or director
2$0$535,876$103,092
KAREN FREUND MDDIRECTOR (UNTIL 7/25)
Trustee or director
2$0$578,276$59,974
CAREY KIMMELSTIEL MDDIRECTOR (UNTIL 7/25)
Trustee or director
2$0$534,743$59,433
JOSHUA KORNBLUTH MDDIRECTOR (AS OF 7/25)
Trustee or director
2$0$458,905$59,814
INDRANEE RAJAPREYARDIRECTOR, PHYSICIAN LEADERSHIP
Highest-paid employee
40$436,495$0$28,351
SUCHARITA KHER MDDIRECTOR (AS OF 7/25)
Trustee or director
2$0$404,044$59,719
DALLAS REED MDDIRECTOR (UNTIL 7/25)
Trustee or director
2$0$365,430$55,613
11 more people on this return
NameTitleHours / weekCompensationFrom related orgsOther / benefits
PETER NEUMANNRESEARCHER
Highest-paid employee
40$346,128$0$59,732
PABLO ARGUESO MDRESEARCHER
Highest-paid employee
40$281,073$0$51,596
ASSAD SIDDIQIFORMER TREASURER
Former
2$0$233,414$68,981
GIGI HIRSCHRESEARCHER
Highest-paid employee
40$270,521$0$22,623
PAOLA SEBASTIANI MDRESEARCHER
Highest-paid employee
40$254,794$0$35,203
LAUREN RIPLEY ESQASST. SECRETARY
Officer
38$0$240,889$12,364
SUSAN GREENFORMER DIRECTOR
Former
2$0$144,773$1,209
REGINA ROCKEFELLER ESQDIRECTOR (UNTIL 7/25)
Trustee or director
1$0$0$0
JEAN RUSSELLDIRECTOR
Trustee or director
2$0$0$0
HELEN BOUCHER MDDIRECTOR
Trustee or director
2$0$0$0
GEOFFREY BINNEY MDDIRECTOR (UNTIL 7/25)
Trustee or director
2$0$0$0
990 for the year ended September 30, 2024: 25 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
MICHAEL TARNOFF MDDIRECTOR (UNTIL 3/24)
Trustee or director
2$0$1,193,833$196,769
CHARLES CASSIDY MDDIRECTOR (UNTIL 9/24)
Trustee or director
2$0$1,088,196$57,687
PHIL OKALADIRECTOR
Trustee or director
2$0$1,121,244$16,258
SUSAN GREENDIRECTOR (UNTIL 12/23)
Trustee or director
2$0$1,047,084$38,808
ERIKA WERNER MDPRESIDENT, CEO
Trustee or director, Officer
2$0$690,427$34,407
ZACHARY REDMONDSECRETARY, CLERK
Officer
2$0$599,263$70,149
KAREN FREUND MDDIRECTOR
Trustee or director
2$0$594,888$57,687
EMILY YOUNGDIRECTOR
Trustee or director
2$0$535,546$100,550
CAREY KIMMELSTIEL MDDIRECTOR
Trustee or director
2$0$539,703$57,146
ASSAD SIDDIQITREASURER/CFO (UNTIL 7/24)
Officer
2$0$439,812$67,900
PAUL SUMMERGRAD MDFORMER DIRECTOR
Former
2$0$360,672$57,022
PETER NEUMANNRESEARCHER
Highest-paid employee
40$331,195$0$57,419
DALLAS REED MDDIRECTOR
Trustee or director
2$0$302,776$50,401
PABLO ARGUESO MDRESEARCHER
Highest-paid employee
40$271,876$0$24,317
PAOLA SEBASTIANI MDRESEARCHER
Highest-paid employee
40$252,417$0$34,716
GIGI HIRSCHRESEARCHER
Highest-paid employee
40$274,685$0$9,246
CHLOE BIRDRESEARCHER
Highest-paid employee
40$274,442$0$8,920
LAUREN RIPLEYSECRETARY, CLERK
Officer
38$0$210,093$12,727
DEEB N SALEM MDFORMER DIRECTOR
Former
0$0$174,112$27,646
CRAIG BEST MDFORMER DIRECTOR
Former
0$0$188,461$0
GEOFFREY BINNEY MDDIRECTOR
Trustee or director
2$0$0$0
REGINA ROCKEFELLER ESQDIRECTOR
Trustee or director
1$0$0$0
JEAN RUSSELLDIRECTOR
Trustee or director
2$0$0$0
HELEN BOUCHER MDCHARIMAN
Trustee or director, Officer
2$0$0$0
ANDREW DEVOETREASURER, CFO
Officer
2$0$0$0
990 for the year ended September 30, 2023: 24 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
MICHAEL TARNOFF MDDIRECTOR
Trustee or director
2$0$1,169,150$194,343
CHARLES CASSIDY MDDIRECTOR
Trustee or director
2$0$1,046,428$54,216
MICHAEL WAGNER MDPRESIDENT, CEO
Trustee or director, Officer
2$0$974,085$36,228
SUSAN GREENDIRECTOR
Trustee or director
2$0$953,259$39,569
KAREN FREUND MDDIRECTOR
Trustee or director
2$0$649,618$54,156
CRAIG BEST MDFORMER DIRECTOR
Former
0$0$700,000$0
DEEB N SALEM MDFORMER DIRECTOR
Former
0$0$608,383$25,846
EMILY YOUNGDIRECTOR
Trustee or director
2$0$552,989$78,341
PAUL SUMMERGRAD MDDIRECTOR (UNTIL 5/23)
Trustee or director
2$0$510,785$53,634
GEOFFREY BINNEY MDDIRECTOR
Trustee or director
2$0$504,661$52,274
CAREY KIMMELSTIEL MDDIRECTOR
Trustee or director
2$0$462,710$53,549
KRISTINE M HANSCOMFORMER DIRECTOR
Former
2$0$429,675$76,071
ASSAD SIDDIQITREASURER, CFO
Officer
2$0$411,644$59,208
DEBORAH BLAZEY-MARTIN MDDIRECTOR (UNTIL 12/22)
Trustee or director
2$0$330,593$48,445
PETER NEUMANNVP OPERATIONS
Highest-paid employee
40$316,720$0$23,429
DALLAS REED MDDIRECTOR
Trustee or director
2$0$270,770$44,768
PABLO ARGUESO MDPHYSICIAN
Highest-paid employee
40$267,278$0$23,346
PAOLA SEBASTIANI MDPHYSICIAN
Highest-paid employee
40$256,950$0$23,484
JOSHUA COHEN MDPHYSICIAN
Highest-paid employee
40$221,127$0$46,156
DANIEL OLLENDORF MDPHYSICIAN
Highest-paid employee
40$229,570$0$24,627
LAUREN RIPLEYSECRETARY, CLERK
Officer
38$0$189,765$12,603
REGINA ROCKEFELLER ESQDIRECTOR
Trustee or director
1$0$0$0
JEAN RUSSELLDIRECTOR
Trustee or director
2$0$0$0
HELEN BOUCHER MDCHARIMAN
Trustee or director, Officer
2$0$0$0

Address and contacts

Address (IRS master file)
800 WASHINGTON ST TMCPO 1013, BOSTON, MA 02111-1552
Principal officer (990 for 2024)
ERIKA WERNER MD, 800 WASHINGTON ST TMCPO 1013, BOSTON, MA 02111
Signed the 990
ANDREW DEVOE, CFO
Phone
(617) 636-5000
Return prepared by
CBIZ ADVISORS LLC

Mission

THE TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION, INC. SUPPORTS THE TUFTS GROUP PRACTICES IN THEIR MISSION OF PROVIDING QUALITY HEALTH CARE SERVICES TO THE PATIENTS OF TUFTS MEDICAL CENTER, INC. AND TO THE RESIDENTS OF THE COMMUNITY IT SERVES.

990 for the year ended September 30, 2025

Program accomplishments

  • THE TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION, INC. SUPPORTS THE FOLLOWING CORPORATIONS (THE "GROUP PRACTICE"), ALL EXEMPT CORPORATIONS UNDER SECTION 501(C)(3), IN THEIR MISSION OF PROVIDING QUALITY HEALTH CARE SERVICES TO PATIENTS OF TUFTS MEDICAL CENTER, INC. AND TO THE RESIDENTS OF THE COMMUNITY IT SERVES; 1. NEW ENGLAND MEDICAL CENTER GROUP PRACTICE, INC. D/B/A PRATT NEUROSURGICAL ASSOCIATES, INC., 2. PRATT ANESTHESIOLOGY ASSOCIATES, INC., 3. PRATT MEDICAL & SURGICAL DERMATOLOGY ASSOCIATES, INC., 4. PRATT NEUROLOGY ASSOCIATES, INC., 5. PRATT OB/GYN ASSOCIATES, INC., 6. PRATT OPHTHALMOLOGY ASSOCIATES, INC., 7. PRATT OTOLARYNGOLOGY - HEAD & NECK SURGERY ASSOCIATES, INC., 8. PRATT PATHOLOGY ASSOICATES, INC., 9. PRATT PEDIATRIC ASSOCIATES, INC., 10. PRATT PSYCHIATRIC ASSOCIATES, INC., 11. PRATT RADIOLOGY ASSOCIATES, INC., 12. PRATT RADIATION ONCOLOGY ASSOCIATES, INC., 13. PRATT REHABILITATION MEDICINE ASSOCIATES, INC., 14. PRATT SURGICAL ASSOCIATES, INC., 15. PRATT UROLOGY ASSOCIATES, INC., 16. PRATT MEDICAL GROUP, INC., 17. PRATT ORTHOPEDIC ASSOCIATES, INC., 18. CARDIOVASCULAR CENTER AT TUFTS MEDICAL CENTER, INC., 19. TUFTS MEDICAL CENTER COMMUNITY CARE, INC., 20. HEART CENTER OF METRO WEST, INC. THE ORGANIZATION COORDINATES THE ADMINISTRATIVE AND BILLING ACTIVITIES FOR THE GROUP PRACTICE AND CHARGES THEM FOR THESE SERVICES.
    Expenses $47,513,534 · revenue $33,315,033

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 16, 2027Not due yet
2024September 30, 2025February 17, 2026990 on file
2023September 30, 2024February 18, 2025990 on file

IRS record

EIN
04-3044706
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Group exemption
Exempt since
1993
Accounting year ends
September
Files
Form 990 or 990-EZ
Category (NTEE)
Health care (E31)
Group exemption
3952 (21 member organizations)
Assets (IRS master file)
$284,770,063
Income (IRS master file)
$33,367,649

Filing history

FormYear endedRevenueExpensesAssetsReturn
990September 2025$33,367,649$51,253,539$284,770,063XML
990-TSeptember 2025–––IRS
990September 2024$26,816,793$50,987,262$225,950,359XML
990-TSeptember 2024–––IRS
990September 2023$30,625,016$49,269,002$173,305,984XML
990-TSeptember 2023–––IRS
990September 2022$35,832,949$28,504,901$136,730,697IRS
990-TSeptember 2022–––IRS
990September 2021$28,047,650$20,492,874$107,614,796IRS
990-TSeptember 2021–––IRS
990September 2020–––IRS
990September 2019–––IRS
990September 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 04-3044706).

Questions about TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC

What is the EIN of TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC?
The employer identification number (EIN) of TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC is 04-3044706.
Is TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1993.
Are donations to TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Group exemption).
Which annual return does TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC 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 TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC 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 TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC?
The 990 for the year ended September 30, 2025 names ERIKA WERNER MD.
Who are the officers and directors of TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC?
The 990 for the year ended September 30, 2025 lists 26 people; 5 received compensation from the organization.
How much revenue does TUFTS MEDICAL CENTER PHYSICIANS ORGANIZATION INC have?
On its 990 for the year ended September 30, 2025 it reported revenue of $33,367,649, expenses of $51,253,539 and total assets of $284,770,063 at year end.

Organizations in its group exemption (21)

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