Nonprofit · EIN 46-1667063
CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC
Tax-exempt · MADISON, WI 53705
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990-EZ | $136,512 | $94,066 | $42,446 | $106,536 | $0 | $106,536 |
| December 31, 2023 | 990-EZ | $142,813 | $98,125 | $44,688 | $94,465 | $10,250 | $84,215 |
Financial details: 990-EZ for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $136,512
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $92,775
- Other expenses
- $1,291
Balance sheet and other
- Total assets, start of year
- $94,465
- Total assets, end of year
- $106,536
- Total liabilities, end of year
- $0
- Net assets, end of year
- $106,536
- Cash, savings and investments
- $106,536
- Gross receipts
- $136,512
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-EZ for the year ended December 31, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Rock Mackie | Officer | 0.6 | $0 |
| Bruce Thomadsen | Officer | 0.6 | $0 |
| Frank Rath | Officer | 0.6 | $0 |
| Barrett Caldwell | Director | 0.6 | $0 |
| Doug Pfeiffer | Director | 0.6 | $0 |
| John Hazel | Director | 0.6 | $0 |
| Brett Miller | Director | 0.6 | $0 |
| Bhudatt Paliwal | Director | 0.6 | $0 |
| Daniel Van Der Weide | Director | 0.6 | $0 |
| Alf Siochi | Director | 0.6 | $0 |
| Jatinder Palta | Officer | 0.6 | $0 |
990-EZ for the year ended December 31, 2023: 12 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Rock Mackie | Officer Chair of the Board | 0.06 | $0 |
| Barrett Caldwell | Director | 0.06 | $0 |
| Doug Pfeiffer | Director | 0.06 | $0 |
| John Hazel | Director | 0.06 | $0 |
| Bill Simon | Director | 0.06 | $0 |
| Brett Miller | Director | 0.06 | $0 |
| Bhudatt Paliwal | Director | 0.06 | $0 |
| Daniel van der Weide | Director | 0.06 | $0 |
| Alf Siochi | Director | 0.06 | $0 |
| Bruce Thomadsen | Officer | 0.06 | $0 |
| Jatinder Palta | Officer | 0.06 | $0 |
| Frank Rath | Officer | 0.06 | $0 |
Address and contacts
- Address (IRS master file)
- 4913 WAUKESHA ST, MADISON, WI 53705-4846
- In care of
- % BRUCE THOMADSEN
- Mailing address (990-N for 2025)
- 4913 Waukesha St, Madison WI 53705
- Principal officer (990-N for 2025)
- Bruce Thomadsen, 4913 Waukesha St, Madison WI 53705
- Signed the 990-EZ
- Frank Rath, Officer
- Phone
- (608) 692-1023
Mission
The Center for the Assessment of Radiological Sciences is a patient safety organization that provides radiotherapy event reporting system and consultation on patient safety We provide services to 43 hospitals 42 for the Veterans Health Administration and 1 not associated with the Veterans Health Administration hospitals The services we provide are analyses of incidents in radiation oncology and recommendations to make the facilities safer For the Veterans Health Administration we provided 252 reviews and for our other client we provided 11 reviews
Program accomplishments
- 0
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 46-1667063
- 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
- 2014
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Health care (E60)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: Bruce Thomadsen | December 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2024 | $136,512 | $94,066 | $106,536 | IRS |
| 990-EZ | December 2023 | $142,813 | $98,125 | $94,465 | XML |
| 990-N for 2022 Officer: Bruce Thomadsen | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2021 Officer: Bruce Thomadsen | December 31, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: Bruce Thomadsen | December 31, 2020 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2019 Officer: Bruce Thomadsen | December 31, 2019 | ≤ $50,000 receipts | – | – | e-Postcard |
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 46-1667063).
Questions about CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC
- What is the EIN of CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC?
- The employer identification number (EIN) of CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC is 46-1667063.
- Is CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC 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 CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
- Who is the principal officer of CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC?
- The 990-N for 2025 names Bruce Thomadsen.
- Who are the officers and directors of CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC?
- The 990-EZ for the year ended December 31, 2024 lists 11 people; 0 received compensation from the organization.
- How much revenue does CENTER FOR THE ASSESSMENT OF RADIOLOGICAL SCIENCES INC have?
- On its 990-EZ for the year ended December 31, 2024 it reported revenue of $136,512, expenses of $94,066 and total assets of $106,536 at year end.
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