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Nonprofit · EIN 45-3266802

CANCER COMMONS

Tax-exempt · PALO ALTO, CA 94306

Financials

$1.2M$1.6M2022$1.2M$1.2M2023$1.8M$1.7M2024
Revenue Expenses · by fiscal year end
Financials of CANCER COMMONS by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$1,842,982$1,726,483$116,499$668,478$125,129$543,349
June 30, 2024990$1,246,687$1,171,436$75,251$517,762$90,912$426,850
June 30, 2023990$1,164,344$1,582,845-$418,501$408,611$57,012$351,599
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$1,794,845
Program service revenue
$25,000
Investment income
$23,137
Net gain from sales of assets
$4,672
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$276,052
Other salaries and wages
$653,308
Salaries, compensation and benefits (total)
$1,062,838
Professional fundraising fees
$30,000
Accounting fees
$39,040
Travel
$11,258
Program services (functional)
$1,369,489
Management and general (functional)
$181,121
Fundraising (functional)
$175,873

Balance sheet and other

Total assets, start of year
$517,762
Total assets, end of year
$668,478
Total liabilities, end of year
$125,129
Net assets, end of year
$543,349
Net assets without donor restrictions
$495,849
Net assets with donor restrictions
$47,500
Gross receipts
$2,077,981
Employees
6
Volunteers
4
Year formed
2011
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
ADRIENNE NUGENTCHIEF OPERATING OFFICER
Key employee
40$170,000$180
SUNEETA MANDAVASENIOR CLINICAL ONCOLOGY SCIENTIST
Highest-paid employee
40$148,000$18,819
MASAKO YOKOTADIRECTOR, OFFICE OF THE CHAIRMAN
Highest-paid employee
40$112,000$2,194
SHELLEY FRISBIECFO
Officer
25$58,500$0
PAUL BILLINGSVICE CHAIR AND ACTING CEO
Trustee or director, Officer
1$20,000$0
JAY M TENENBAUMFOUNDER AND CHAIRMAN
Trustee or director, Officer
20$0$0
LARRY MARTONBOARD MEMBER
Trustee or director
1$0$0
VERN NORVIELBOARD MEMBER
Trustee or director
1$0$0
GREG SIMONBOARD MEMBER
Trustee or director
1$0$0
BILL STASIORBOARD MEMBER
Trustee or director
1$0$0
DON MORRISONBOARD MEMBER (FROM 2/27/25)
Trustee or director
1$0$0
990 for the year ended June 30, 2024: 12 people
NameTitleHours / weekCompensationOther / benefits
KAMUDI BHAWESENIOR SCIENTIST
Highest-paid employee
40$120,857$22,831
ADRIENNE NUGENTDIRECTOR OF SCIENTIFIC & CLINICAL OPERATIONS
Highest-paid employee
40$143,333$253
MASAKO YOKOTACHIEF OF STAFF
Officer
40$79,858$35,441
SHELLEY FRISBIECFO
Officer
25$113,150$0
JAY M TENENBAUMFOUNDER AND CHAIRMAN
Trustee or director, Officer
20$0$0
PAUL BILLINGSVICE CHAIR
Trustee or director
1$0$0
LARRY MARTONBOARD MEMBER
Trustee or director
1$0$0
VERN NORVIELBOARD MEMBER
Trustee or director
1$0$0
GREG SIMONBOARD MEMBER (FROM 8/24/23)
Trustee or director
1$0$0
BILL STASIORBOARD MEMBER (FROM 10/25/23)
Trustee or director
1$0$0
GLADYS MONROYBOARD MEMBER (THRU 4/14/2024)
Trustee or director
1$0$0
ED STARENBOARD MEMBER (THRU 9/28/23)
Trustee or director
1$0$0
990 for the year ended June 30, 2023: 13 people
NameTitleHours / weekCompensationOther / benefits
SHELLEY FRISBIECFO
Officer
40$180,000$0
KAUMUDI BHAWESCIENTIST
Highest-paid employee
40$140,500$25,398
EMILYA SHTIVELMANSENIOR SCIENTIST
Highest-paid employee
25$154,938$332
DEBORAH CHRISTENSENPATIENT NAVIGATOR
Highest-paid employee
40$136,250$18,570
MASAKO DUBOISSECRETARY
Officer
40$102,000$7,782
REBECCA DRISCOLLCEO
Officer
40$100,000$6,993
PAUL BILLINGSBOARD MEMBER
Trustee or director
1$0$0
GLADYS MONROYBOARD MEMBER
Trustee or director
1$0$0
LAURENCE MARTONBOARD MEMBER
Trustee or director
2$0$0
VERN NORVIELBOARD MEMBER
Trustee or director
1$0$0
ED STARENBOARD MEMBER
Trustee or director
1$0$0
JAY M TENENBAUMPRESIDENT
Trustee or director, Officer
20$0$0
DAVID DALYBOARD MEMBER (THRU 12/22)
Trustee or director
1$0$0

Address and contacts

Address (IRS master file)
2625 MIDDLEFIELD ROAD SUITE 104, PALO ALTO, CA 94306-2516
Principal officer (990 for 2024)
JAY M TENENBAUM, 2625 MIDDLEFIELD ROAD 104, PALO ALTO, CA 94306
Signed the 990
SHELLEY FRISBIE, CFO
Phone
(650) 289-4044
Return prepared by
BPM LLP

California records

California keeps its own records of charities and corporations. Search them by EIN 45-3266802 or by the name CANCER COMMONS.

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

Mission

CANCER COMMONS IS A NONPROFIT THAT PROVIDES PATIENTS, CAREGIVERS, AND TREATING PHYSICIANS WITH ACTIONABLE INFORMATION TO SUPPORT INFORMED TREATMENT DECISIONS, ALONG WITH DIRECT-TO-PATIENT NAVIGATION SERVICES FOR INDIVIDUALS WITH CANCER AND THEIR CAREGIVERS.

990 for the year ended June 30, 2025

Program accomplishments

  • PATIENT NAVIGATION AND SUPPORT:CANCER COMMONS PROVIDED PERSONALIZED NAVIGATION AND EXPERT GUIDANCE TO APPROXIMATELY 1,200 NEW AND RETURNING CLIENTS DURING THE YEAR ENDED JUNE 30, 2025. MANY OF THESE INDIVIDUALS FACED ADVANCED OR HARD-TO-TREAT CANCERS, INCLUDING BRAIN AND PANCREATIC CANCERS, WHERE TREATMENT DECISIONS ARE COMPLEX AND TIME-SENSITIVE.THE ORGANIZATION'S SERVICES HELP PATIENTS AND CAREGIVERS UNDERSTAND THEIR DIAGNOSIS, CLARIFY TREATMENT GOALS, AND EVALUATE TESTING, THERAPIES, AND CLINICAL TRIALS. EACH PATIENT IS PAIRED WITH A SCIENTIST WHO REVIEWS MEDICAL HISTORY, RESEARCHES ADDITIONAL TESTING, AND IDENTIFIES POTENTIAL TREATMENT PATHS AND TRIAL OPPORTUNITIES. THIS INDIVIDUALIZED SUPPORT EMPOWERS PATIENTS TO MAKE INFORMED DECISIONS AT CRITICAL MOMENTS IN THEIR CARE AND HELPS FAMILIES NAVIGATE AN OVERWHELMING AND RAPIDLY EVOLVING MEDICAL LANDSCAPE. DONOR SUPPORT ENABLES CANCER COMMONS TO PROVIDE THESE SERVICES AT NO COST TO PATIENTS.
    Expenses $809,763
  • LEARNING HEALTH SYSTEM DEVELOPMENT:CANCER COMMONS CONTINUED DEVELOPMENT ON THE LEARNING HEALTH SYSTEM (LHS), A TECHNOLOGY PLATFORM DESIGNED TO ACCELERATE AND IMPROVE TREATMENT DECISION-MAKING FOR PATIENTS WITH ADVANCED CANCERS. THE SYSTEM INTEGRATES REAL-WORLD PATIENT DATA AND AI-DRIVEN ANALYSIS TO HELP IDENTIFY PROMISING TREATMENT OPTIONS AND REFINE RECOMMENDATIONS OVER TIME. THIS WORK ADVANCES THE ORGANIZATION'S LONG-TERM VISION: A LEARNING HEALTH SYSTEM IN WHICH EACH PATIENT'S EXPERIENCE CONTRIBUTES TO KNOWLEDGE THAT BENEFITS THE NEXT. DONOR INVESTMENT IN THIS INITIATIVE HELPS BUILD A FUTURE WHERE PERSONALIZED, DATA-INFORMED CANCER CARE IS ACCESSIBLE TO ALL.
    Expenses $298,783
  • WEBSITE, MARKETING, AND COMMUNICATIONS:THE ORGANIZATION ADVANCED ITS WEBSITE, MARKETING, AND COMMUNICATIONS INITIATIVES TO SUPPORT AN UPDATED BRAND IDENTITY AND IMPROVE ACCESS TO PATIENT-FACING RESOURCES. DURING THE YEAR, CANCER COMMONS COMPLETED FOUNDATIONAL WORK, INCLUDING CONTENT DEVELOPMENT, DESIGN PLANNING, AND USER-EXPERIENCE IMPROVEMENTS THAT WILL ENABLE A FULL LAUNCH IN THE FOLLOWING FISCAL YEAR. THESE EFFORTS STRENGTHEN THE ORGANIZATION'S ABILITY TO REACH PATIENTS AND CAREGIVERS SEEKING TIMELY, TRUSTWORTHY GUIDANCE.
    Expenses $133,290
  • PARTNERSHIPS:CANCER COMMONS COLLABORATES WITH MISSION-ALIGNED PARTNERS TO EXTEND EXPERT GUIDANCE TO PATIENTS WHO NEED IT MOST. THESE PARTNERSHIPS STRENGTHEN THE ORGANIZATION'S REACH AND ENSURE THAT INDIVIDUALS REFERRED BY TRUSTED INSTITUTIONS RECEIVE TIMELY, PERSONALIZED SUPPORT.KEY PARTNERSHIPS INCLUDED THE MUSELLA FOUNDATION FOR BRAIN TUMOR RESEARCH & INFORMATION AND HEAD FOR THE CURE, WHICH JOINTLY PROVIDED GRANT FUNDING TO EXPAND BRAIN CANCER NAVIGATION SERVICES. THIS SUPPORT ENABLED THE ORGANIZATION TO ENGAGE AN ONCOLOGY NURSE NAVIGATOR AND OFFER SPECIALIZED GUIDANCE TO BRAIN TUMOR PATIENTS AND CAREGIVERS. THROUGH THESE COLLABORATIONS, CANCER COMMONS REACHED MORE FAMILIES CONFRONTING SOME OF THE MOST CHALLENGING CANCER DIAGNOSES AND ENSURED THEY HAD ACCESS TO EXPERT, COMPASSIONATE SUPPORT.
    Expenses $127,653

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
45-3266802
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
2012
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Health care (E60)
Assets (IRS master file)
$668,478
Income (IRS master file)
$2,077,981

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$1,842,982$1,726,483$668,478XML
990June 2024$1,246,687$1,171,436$517,762IRS
990June 2023$1,164,344$1,582,845$408,611XML
990June 2022$1,655,358$1,636,180$832,926IRS
990June 2021–––IRS
990June 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 45-3266802).

Questions about CANCER COMMONS

What is the EIN of CANCER COMMONS?
The employer identification number (EIN) of CANCER COMMONS is 45-3266802.
Is CANCER COMMONS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2012.
Are donations to CANCER COMMONS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CANCER COMMONS 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 CANCER COMMONS 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 CANCER COMMONS 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 CANCER COMMONS?
The 990 for the year ended June 30, 2025 names JAY M TENENBAUM.
Who are the officers and directors of CANCER COMMONS?
The 990 for the year ended June 30, 2025 lists 11 people; 5 received compensation from the organization, the highest $170,000 (ADRIENNE NUGENT, CHIEF OPERATING OFFICER).
How much revenue does CANCER COMMONS have?
On its 990 for the year ended June 30, 2025 it reported revenue of $1,842,982, expenses of $1,726,483 and total assets of $668,478 at year end.

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