Nonprofit · EIN 36-3918407
CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES
Tax-exempt · HINSDALE, IL 60521
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $236,333 | $234,797 | $1,536 | $107,696 | $26,630 | $81,066 |
| December 31, 2024 | 990 | $208,416 | $234,447 | -$26,031 | $115,415 | $35,885 | $79,530 |
| December 31, 2023 | 990-EZ | $174,334 | $272,265 | -$97,931 | $144,530 | $38,970 | $105,560 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $176,292
- Program service revenue
- $60,000
- Investment income
- $41
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Other salaries and wages
- $77,000
- Salaries, compensation and benefits (total)
- $82,891
- Professional fundraising fees
- $0
- Accounting fees
- $4,241
- Travel
- $11,333
- Depreciation
- $295
- Program services (functional)
- $201,920
- Management and general (functional)
- $19,244
- Fundraising (functional)
- $13,633
Balance sheet and other
- Total assets, start of year
- $115,415
- Total assets, end of year
- $107,696
- Total liabilities, end of year
- $26,630
- Net assets, end of year
- $81,066
- Land, buildings and equipment
- $500
- Net assets without donor restrictions
- $56,066
- Net assets with donor restrictions
- $25,000
- Gross receipts
- $236,333
- Employees
- 1
- Year formed
- 1992
- State of legal domicile
- IL
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CAROL KRUCHKO | PRESIDENT & Trustee or director, Officer | 40 | $77,000 |
| DR DARELL D BIGNER | EMERITUS Trustee or director | – | $0 |
| DR STEVEN BREM | VICE PRESIDE Trustee or director | – | $0 |
| DR ELIZABETH CLAUS | TRUSTEE Trustee or director | – | $0 |
| DR FRED H HOCHBERG | TRUSTEE Trustee or director | – | $0 |
| DONALD SEGAL JD | TREASURER Trustee or director | – | $0 |
| MARGARET WRENSCH PHD | TRUSTEE Trustee or director | – | $0 |
990 for the year ended December 31, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CAROL KRUCHKO | PRESIDENT & Trustee or director, Officer | 40 | $70,583 |
| DR DARELL D BIGNER | EMERITUS Trustee or director | – | $0 |
| DR STEVEN BREM | VICE PRESIDE Trustee or director | – | $0 |
| DR ELIZABETH CLAUS | TRUSTEE Trustee or director | – | $0 |
| DR FRED H HOCHBERG | TRUSTEE Trustee or director | – | $0 |
| DONALD SEGAL JD | TREASURER Trustee or director | – | $0 |
| MARGARET WRENSCH PHD | TRUSTEE Trustee or director | – | $0 |
990-EZ for the year ended December 31, 2023: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CAROL KRUCHKO | PRESIDENT & | 40 | $77,000 |
| DR STEVEN BREM | VICE PRESIDE | 0 | $0 |
| DR FRED H HOCHBERG | TRUSTEE | 0 | $0 |
| LLOYD MORGAN | EMERITUS | 0 | $0 |
| DONALD SEGAL JD | TREASURER | 0 | $0 |
| MARGARET WRENSCH PHD | TRUSTEE | 0 | $0 |
| DR DARELL D BIGNER | EMERITUS | 0 | $0 |
| DR ELIZABETH CLAUS | TRUSTEE | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 15 SALT CREEK LN STE 200, HINSDALE, IL 60521-2963
- In care of
- % CAROL KRUCHKO
- Principal officer (990 for 2025)
- CAROL KRUCHKO, W303N3173 TIMBER HILL COURT, PEWAUKEE, WI 53072
- Signed the 990
- CAROL KRUCHKO, PRESIDENT & CMO
- Phone
- (323) 807-0556
- Website
- WWW.CBTRUS.COM
- Return prepared by
- GERMAINE J MULHERN & ASSOCIATES LLC
Mission
THE CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES (CBTRUS) IS A NOT- FOR-PROFIT CORPORATION COMMITTED TO PROVIDING A RESOURCE FOR GATHERING AND DISSEMINATING CURRENT EPIDEMIOLOGIC DATA ON ALL PRIMARY BRAIN AND OTHER CENTRAL NERVOUS SYSTEM TUMORS, MALIGNANT AND NON-MALIGNANT, FOR THE PURPOSES OF ACCURATELY DESCRIBING THEIR INCIDENCE AND SURVIVAL PATTERNS, EVALUATING DIAGNOSIS AND TREATMENT, FACILITATING ETIOLOGIC STUDIES, ESTABLISHING AWARENESS OF THE DISEASE, AND ULTIMATELY, FOR THE PREVENTION OF ALL BRAIN AND OTHER CENTRAL NERVOUS SYSTEM TUMORS.
Program accomplishments
- TO GATHER AND DISSEMINATE CURRENT EPIDEMIOLOGIC DATA ON ALL PRIMARY BRAIN AND OTHER CENTRAL NERVOUS SYSTEM TUMORS, MALIGNANT AND NON-MALIGNANT, FOR THE PURPOSES OF ACCURATELY DESCRIBING THEIR INCIDENCE AND SURVIVAL PATTERNS, EVALUATING DIAGNOSIS AND TREATMENT, FACILITATING ETIOLOGIC STUDIES, ESTABLISHING AWARENESS OF THE DISEASE, AND ULTIMATELY, FOR THE PREVENTION OF ALL BRAIN AND OTHER CENTRAL NERVOUS SYSTEM TUMORS.Expenses $201,920 · revenue $60,000
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 36-3918407
- 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
- 1994
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $107,696
- Income (IRS master file)
- $236,333
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $236,333 | $234,797 | $107,696 | XML |
| 990 | December 2024 | $208,416 | $234,447 | $115,415 | IRS |
| 990-EZ | December 2023 | $174,334 | $272,265 | $144,530 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990-EZ | December 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 36-3918407).
Questions about CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES
- What is the EIN of CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES?
- The employer identification number (EIN) of CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES is 36-3918407.
- Is CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
- Are donations to CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES 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 CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES 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 CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES 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 CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES?
- The 990 for the year ended December 31, 2025 names CAROL KRUCHKO.
- Who are the officers and directors of CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES?
- The 990 for the year ended December 31, 2025 lists 7 people; 1 received compensation from the organization, the highest $77,000 (CAROL KRUCHKO, PRESIDENT &).
- How much revenue does CENTRAL BRAIN TUMOR REGISTRY OF THE UNITED STATES have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $236,333, expenses of $234,797 and total assets of $107,696 at year end.
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