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Nonprofit · EIN 94-2949537

PREVENTIVE MEDICINE RESEARCH INSTITUTE

Tax-exempt · SAUSALITO, CA 94965

Financials

$1.8M$3.6M2022$1.3M$2.4M2023$1.3M$1.3M2024
Revenue Expenses · by fiscal year end
Financials of PREVENTIVE MEDICINE RESEARCH INSTITUTE by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$1,302,779$1,341,071-$38,292$185,488$28,648$156,840
June 30, 2024990$1,275,698$2,387,562-$1,111,864$352,402$157,270$195,132
June 30, 2023990$1,791,771$3,558,219-$1,766,448$1,389,960$82,964$1,306,996
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$880,187
Program service revenue
$0
Investment income
$729
Other revenue
$421,863

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$248,595
Other salaries and wages
$563,014
Salaries, compensation and benefits (total)
$899,782
Professional fundraising fees
$0
Legal fees
$32,198
Occupancy
$44,600
Depreciation
$8,647
Program services (functional)
$1,070,508
Management and general (functional)
$253,424
Fundraising (functional)
$17,139

Balance sheet and other

Total assets, start of year
$352,402
Total assets, end of year
$185,488
Total liabilities, end of year
$28,648
Net assets, end of year
$156,840
Land, buildings and equipment
$11,747
Net assets without donor restrictions
$49,900
Net assets with donor restrictions
$106,940
Gross receipts
$1,302,779
Employees
9
State of legal domicile
CA

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 / weekCompensationOther / benefits
DEAN ORNISH MDPresident
Trustee or director, Officer
40$220,000$28,595
COLLEEN KEMPVice President40$152,500$0
TANDIS ALIZADEHChief of Staff40$113,167$21,000
SARAH TRANTERASST PROJECT DIR40$116,035$0
LEE STEINDirector
Trustee or director
0.1$0$0
GAIL GROSS PHDDirector
Trustee or director
0.1$0$0
KENNETH HUBBARDChairman
Trustee or director
0.1$0$0
BROCK LEACHDirector
Trustee or director
0.1$0$0
CARRA RICHLINGSenior Dietitian40$0$0
990 for the year ended June 30, 2024: 9 people
NameTitleHours / weekCompensationOther / benefits
DEAN ORNISH MDPresident
Trustee or director, Officer
40$300,000$37,371
COLLEEN KEMPVice President40$200,000$82
TANDIS ALIZADEHChief of Staff40$140,000$27,258
CARRA RICHLINGSenior Dietitian40$136,217$25,962
SARAH TRANTERASST PROJECT DIR40$159,365$0
LEE STEINDirector
Trustee or director
0.1$0$0
GAIL GROSS PHDDirector
Trustee or director
0.1$0$0
KENNETH HUBBARDChairman
Trustee or director
0.1$0$0
BROCK LEACHDirector
Trustee or director
0.1$0$0
990 for the year ended June 30, 2023: 11 people
NameTitleHours / weekCompensationOther / benefits
DEAN ORNISH MDPresident
Trustee or director, Officer
40$300,000$34,752
COLLEEN KEMPVice President40$201,000$325
HEATHER AMADORVice President0$157,667$36,540
TANDIS ALIZADEHChief of Staff40$141,000$24,276
CARRA RICHLING–40$139,558$23,334
SARAH TRANTER–40$132,628$0
LEE STEINDirector
Trustee or director
0.1$0$0
HENRY GROPPEChairman
Trustee or director
0.1$0$0
GAIL GROSS PHDDirector
Trustee or director
0.1$0$0
KENNETH HUBBARDDirector
Trustee or director
0.1$0$0
BROCK LEACHDirector
Trustee or director
0.1$0$0

Address and contacts

Address (IRS master file)
900 BRIDGEWAY, SAUSALITO, CA 94965-2156
Signed the 990
DEAN ORNISH MD, President
Phone
(415) 332-2525
Return prepared by
Notti & Company LLP

California records

California keeps its own records of charities and corporations. Search them by EIN 94-2949537 or by the name PREVENTIVE MEDICINE RESEARCH INSTITUTE.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

Preventive Medicine Research Institute is a pioneer in scientific research investigating the effects of diet and lifestyle choices on health and disease. Our work is grounded in compassion and dedication to service. PMRI achieves its mission by: 1) publishing research that informs the practice of medicine and allows the individual to take personal responsibility for their health, 2) collaborating with leaders in the scientific community, and 3) educating and training health professionals and the public about preventive medicine and the benefits of lifestyle change.

990 for the year ended June 30, 2025

Program accomplishments

  • Design, conduct, and publish research on the impact of lifestyle and dietary change in preventing and treating disease.
    Expenses $1,070,508

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
94-2949537
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
1985
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$185,488
Income (IRS master file)
$1,302,779

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$1,302,779$1,341,071$185,488IRS
990June 2024$1,275,698$2,387,562$352,402IRS
990June 2023$1,791,771$3,558,219$1,389,960XML
990June 2022$4,432,496$2,810,151$3,221,118IRS
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 94-2949537).

Questions about PREVENTIVE MEDICINE RESEARCH INSTITUTE

What is the EIN of PREVENTIVE MEDICINE RESEARCH INSTITUTE?
The employer identification number (EIN) of PREVENTIVE MEDICINE RESEARCH INSTITUTE is 94-2949537.
Is PREVENTIVE MEDICINE RESEARCH INSTITUTE tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1985.
Are donations to PREVENTIVE MEDICINE RESEARCH INSTITUTE tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does PREVENTIVE MEDICINE RESEARCH INSTITUTE 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 PREVENTIVE MEDICINE RESEARCH INSTITUTE 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 PREVENTIVE MEDICINE RESEARCH INSTITUTE last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who are the officers and directors of PREVENTIVE MEDICINE RESEARCH INSTITUTE?
The 990 for the year ended June 30, 2025 lists 9 people; 4 received compensation from the organization, the highest $220,000 (DEAN ORNISH MD, President).
How much revenue does PREVENTIVE MEDICINE RESEARCH INSTITUTE have?
On its 990 for the year ended June 30, 2025 it reported revenue of $1,302,779, expenses of $1,341,071 and total assets of $185,488 at year end.

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