Nonprofit · EIN 42-0943164
AMERICAN SOCIETY FOR RADIATION ONCOLOGY
Tax-exempt · ARLINGTON, VA 22202
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $27,445,520 | $25,841,197 | $1,604,323 | $59,543,622 | $8,718,814 | $50,824,808 |
| December 31, 2024 | 990 | $25,284,778 | $25,444,885 | -$160,107 | $52,487,345 | $8,505,501 | $43,981,844 |
| December 31, 2023 | 990 | $22,679,643 | $24,629,546 | -$1,949,903 | $52,537,133 | $11,805,749 | $40,731,384 |
| December 31, 2021 | 990 | $22,379,112 | $19,826,237 | $2,552,875 | $51,884,771 | $10,126,637 | $41,758,134 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $1,440,747
- Program service revenue
- $21,158,386
- Investment income
- $1,906,375
- Royalties
- $2,312,493
- Net gain from sales of assets
- $541,683
- Net income from sales of inventory
- -$4,690
- Other revenue
- $2,940,012
Expenses
- Grants and similar amounts paid
- $873,465
- Compensation of officers, directors and key employees
- $2,658,629
- Other salaries and wages
- $8,343,510
- Salaries, compensation and benefits (total)
- $13,648,880
- Professional fundraising fees
- $0
- Legal fees
- $210,415
- Accounting fees
- $54,892
- Occupancy
- $1,345,926
- Travel
- $847,756
- Depreciation
- $237,261
Balance sheet and other
- Total assets, start of year
- $52,487,345
- Total assets, end of year
- $59,543,622
- Total liabilities, end of year
- $8,718,814
- Net assets, end of year
- $50,824,808
- Land, buildings and equipment
- $505,626
- Publicly traded securities
- $42,738,168
- Net assets without donor restrictions
- $50,824,808
- Gross unrelated business income
- $1,335,810
- Gross receipts
- $41,525,830
- Employees
- 95
- Volunteers
- 2,565
- Year formed
- 1958
- 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 | Other / benefits |
|---|---|---|---|---|
| VIVEK S KAVADI | CEO Officer | 36 | $613,024 | $52,051 |
| EMILY WILSON | EXECUTIVE VICE PRESIDENT Key employee | 40 | $353,528 | $50,471 |
| DAVE ADLER | VP, ADVOCACY & CLINICAL AFFAIRS Key employee | 40 | $255,062 | $60,057 |
| LAURA GOGAL | GENERAL COUNSEL Highest-paid employee | 40 | $246,168 | $58,668 |
| TERRY KARRAS | CFO Officer | 40 | $227,817 | $57,807 |
| CHRIS NEUMANN | VP, EDUCATION Key employee | 40 | $182,054 | $52,595 |
| LAURA THEVENOT | FORMER CEO Former | 0 | $216,989 | $12,977 |
| ANNA ARNONE | VP, MEMBERSHIP & COMMUNICATION Key employee | 40 | $205,877 | $23,043 |
| SAMANTHA DAWES | DIRECTOR OF QUALITY IMPROVEMENT Highest-paid employee | 40 | $201,789 | $22,804 |
| LILY RAINES | DIRECTOR OF SCI AFFAIRS Highest-paid employee | 40 | $186,529 | $34,700 |
| JEFF WHITE | DIRECTOR OF PUBLIC RELATIONS Highest-paid employee | 40 | $182,214 | $32,169 |
| KIRSTA SUGGS | DIRECTOR OF HACE Highest-paid employee | 40 | $182,651 | $21,371 |
| KAREN DAVIS | VP, BUSINESS DEV & MARKETING Key employee | 40 | $163,580 | $25,197 |
| MICHAEL KUETTEL | SECRETARY/TREASURER Trustee or director, Officer | 2 | $20,000 | $0 |
| AMAR REWARI HEALTH POL CCL | VICE CHAIR TO 10/25, THEN CHAIR Trustee or director | 2 | $20,000 | $0 |
17 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| NEHA VAPIWALA PRESIDENT-ELECT | TO 10/25, THEN PRESIDENT Trustee or director, Officer | 2 | $20,000 |
| DAVID J CARLSON | SCI COUNCIL VICE CHAIR FROM 10/25 Trustee or director | 2 | $15,000 |
| CATHERYN YASHAR HEALTH POL | CCL CHR TO 10/25, THEN PRES ELECT Trustee or director, Officer | 2 | $10,500 |
| ANITA MAHAJAN HEALTH POLICY | COUNCIL VICE CHAIR FROM 10/25 Trustee or director | 2 | $10,500 |
| JEAN WRIGHT | CLINICAL AFFAIRS & QC VICE-CHAIR Trustee or director | 2 | $7,500 |
| HOWARD SANDLER CHAIR TO | 10/25, THEN IMMED PAST CHAIR Trustee or director, Officer | 2 | $2,500 |
| CHELSEA PINNIX | EDUCATION COUNCIL CHAIR Trustee or director | 2 | $500 |
| SAMEER KEOLE | PRESIDENT TO 10/25, THEN CHAIR Trustee or director, Officer | 2 | $0 |
| CASEY CHOLLET-LIPSCOMB | GOV'T REL COUNCIL CHAIR Trustee or director | 2 | $0 |
| CHRISTOPHER CORSO | GOV'T REL COUNCIL VICE CHAIR Trustee or director | 2 | $0 |
| CURTILAND DEVILLE | HEDI COUNCIL CHAIR Trustee or director | 2 | $0 |
| DOUGLAS MARTIN | CLIN AFF & QC CHAIR Trustee or director | 2 | $0 |
| ANDREA NG | EDUCATION COUNCIL VICE CHAIR Trustee or director | 2 | $0 |
| MALIKA SIKER | HEDI COUNCIL VICE CHAIR Trustee or director | 2 | $0 |
| WENDY WOODWARD SCIENCE CNCL | VICE CHAIR TO 10/25, THEN CHAIR Trustee or director | 2 | $0 |
| JOHN BUATTI | SCIENCE COUNCIL CHAIR TO 9/25 Trustee or director | 2 | $0 |
| JEFF M MICHALSKI | IMMED PAST CHAIR TO 9/25 Trustee or director, Officer | 2 | $0 |
990 for the year ended December 31, 2024: 36 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LAURA I THEVENOT | CEO UNTIL 11/24 Officer | 36 | $805,285 | $69,093 |
| EMILY WILSON | EXECUTIVE VICE PRESIDENT Key employee | 40 | $320,548 | $47,521 |
| DAVE ADLER | VP, ADVOCACY & CLINICAL AFFAIRS Key employee | 40 | $249,371 | $58,606 |
| LAURA GOGAL | GENERAL COUNSEL Highest-paid employee | 40 | $242,543 | $45,187 |
| ANNE HUBBARD | DIRECTOR OF HEALTH POLICY Highest-paid employee | 40 | $227,661 | $55,249 |
| TERRY KARRAS | CFO Officer | 40 | $223,431 | $54,922 |
| CHRIS NEUMANN | VP, EDUCATION Key employee | 40 | $176,046 | $49,979 |
| ANNA ARNONE | VP, MEMBERSHIP & COMMUNICATION Key employee | 40 | $199,427 | $22,428 |
| SAMANTHA DAWES | DIRECTOR OF QUALITY IMPROVEMENT Highest-paid employee | 40 | $192,409 | $21,166 |
| KIRSTA SUGGS | DIRECTOR OF HACE Highest-paid employee | 40 | $178,957 | $31,383 |
| JEFF WHITE | DIRECTOR OF PUBLIC RELATIONS Highest-paid employee | 40 | $171,364 | $30,435 |
| VIVEK S KAVADI HEALTH POLICY | CNCL VC CHR, THEN CEO FROM 11/24 Trustee or director, Officer | 40 | $135,239 | $8,704 |
| AMAR REWARI HEALTH POLICY | COUNCIL VICE CHAIR FROM 10/24 Trustee or director | 2 | $20,500 | $0 |
| MICHAEL KUETTEL | SECRETARY/TREASURER Trustee or director, Officer | 2 | $20,000 | $0 |
| CATHERYN YASHAR | HEALTH POLICY COUNCIL CHAIR Trustee or director | 2 | $10,500 | $0 |
| CURTILAND DEVILLE HACE CNCL | VICE CHAIR, THEN CHAIR FROM 10/24 Trustee or director | 2 | $9,500 | $0 |
| CHELSEA PINNIX EDUC COUNCIL | VICE CHAIR, THEN CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| CASEY CHOLLET-LIPSCOMB GOV'T | REL CNCL VC CHR, CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| JOHN BUATTI SCIENCE COUNCIL | VICE CHAIR, THEN CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| IRIS C GIBBS | HACE COUNCIL CHAIR UNTIL 9/24 Trustee or director | 2 | $0 | $0 |
| ERIC FORD | CLIN AFF & QC CHAIR UNTIL 9/24 Trustee or director | 2 | $0 | $0 |
| DOUGLAS MARTIN CLIN AFF | QC VC CHR, THEN CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| RONALD D ENNIS | GOV'T REL CNCL CHAIR UNTIL 9/24 Trustee or director | 2 | $0 | $0 |
| SAMEER KEOLE PRESIDENT-ELECT | THEN PRESIDENT FROM 10/24 Trustee or director | 2 | $0 | $0 |
| WENDY WOODWARD | SCIENCE COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| AUSTIN J SIM | EARLY CAREER REP EX-OFFICIO Trustee or director | 2 | $0 | $0 |
| BETH ERICKSON | EDUC COUNCIL CHAIR UNTIL 9/24 Trustee or director | 2 | $0 | $0 |
| GERALDINE JACOBSON | IMMEDIATE PAST CHAIR UNTIL 9/24 Trustee or director, Officer | 2 | $0 | $0 |
| JEFF M MICHALSKI CHAIR | THEN IMMED PAST CHAIR FROM 10/24 Trustee or director, Officer | 2 | $0 | $0 |
| HOWARD SANDLER | PRESIDENT, THEN CHAIR FROM 10/24 Trustee or director, Officer | 2 | $0 | $0 |
| NEHA VAPIWALA | PRESIDENT-ELECT FROM 10/24 Trustee or director, Officer | 2 | $0 | $0 |
| JEAN WRIGHT CLIN AFFAIRS | & QC VICE-CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| ANDREA NG EDUCATION | COUNCIL VICE CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| CHRISTOPHER CORSO GOV'T REL | COUNCIL VICE CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| MALIKA SIKER | HACE CNCL VICE CHAIR FROM 10/24 Trustee or director | 2 | $0 | $0 |
| MICHAEL LECOMPTE | ARRO REP EX-OFFICIO FROM 10/24 Trustee or director | 2 | $0 | $0 |
990 for the year ended December 31, 2023: 34 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LAURA I THEVENOT | CEO Officer | 36 | $810,124 | $69,157 |
| EMILY WILSON | EXECUTIVE VICE PRESIDENT Key employee | 40 | $294,888 | $44,553 |
| DAVE ADLER | VP, ADVOCACY & CLINICAL AFFAIRS Key employee | 40 | $237,150 | $55,879 |
| ANNE HUBBARD | DIRECTOR OF HEALTH POLICY Highest-paid employee | 40 | $217,864 | $53,482 |
| TERRY KARRAS | CFO Officer | 40 | $214,371 | $53,154 |
| LAURA GOGAL | GENERAL COUNSEL Highest-paid employee | 30 | $239,989 | $27,106 |
| CHRIS NEUMANN | VP, EDUCATION Key employee | 40 | $169,216 | $48,268 |
| ANNA ARNONE | VP, MEMBERSHIP & COMMUNICATION Key employee | 40 | $190,873 | $21,849 |
| SAMANTHA DAWES | DIRECTOR OF QUALITY IMPROVEMENT Highest-paid employee | 40 | $183,921 | $21,656 |
| KIRSTA SUGGS | DIRECTOR OF DEI Highest-paid employee | 40 | $172,612 | $27,130 |
| MICHELE CORDIE | DIRECTOR OF MEETINGS Highest-paid employee | 40 | $151,901 | $46,434 |
| GERALDINE M JACOBSON CHAIR | UNTIL 10/23, THEN IMM. PAST CHAIR Trustee or director, Officer | 2 | $20,000 | $0 |
| MICHAEL KUETTELSECTREASURER | -ELECT UNTIL 10/23, THEN SEC/TREAS Trustee or director, Officer | 2 | $20,000 | $0 |
| CURTILAND DEVILLE | HEDI COUNCIL VICE CHAIR Trustee or director | 2 | $7,500 | $0 |
| CONSTANTINE CONNIE MANTZ | HEALTH POL. COUN CHAIR UNTIL 10/23 Trustee or director | 2 | $500 | $0 |
| CATHERYN YASHAR HEALTH POL COUNCIL | COUN V. CH UNTIL 10/23, THEN CHAIR Trustee or director | 2 | $500 | $0 |
| BETH ERICKSON | EDUCATION COUNCIL CHAIR Trustee or director | 2 | $500 | $0 |
| HOWARD SANDLER PRES-ELECT | UNTIL 10/23, THEN PRESIDENT Trustee or director, Officer | 2 | $250 | $0 |
| NEHA VAPIWALA | SECRETARY/TREASURER UNTIL 10/23 Trustee or director | 2 | $0 | $0 |
| CHELSEA PINNIX | EDUCATION COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| GOPAL K BAJAJ | GOV'T REL. COUN. CHAIR UNTIL 10/23 Trustee or director | 2 | $0 | $0 |
| CASEY CHOLLET-LIPSCOMB | GOV'T REL. COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| BRIAN MARPLES | SCIENCE COUNCIL CHAIR UNTIL 10/23 Trustee or director | 2 | $0 | $0 |
| JOHN BUATTI | SCIENCE COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| IRIS CGIBBS | HEDI COUNCIL CHAIR Trustee or director | 2 | $0 | $0 |
| LAURA DAWSON | IMMEDIATE PAST CHAIR UNTIL 10/23 Trustee or director, Officer | 2 | $0 | $0 |
| JEFF M MICHALSKI | PRESIDENT UNTIL 10/23, THEN CHAIR Trustee or director, Officer | 2 | $0 | $0 |
| ERIC FORD | CLINICAL AFFAIRS AND QC CHAIR Trustee or director | 2 | $0 | $0 |
| DOUGLAS MARTIN | CLINICAL AFFAIRS AND QC VICE-CHAIR Trustee or director | 2 | $0 | $0 |
| RONALD D ENNIS | GOV'T REL. COUN. CHAIR AS OF 6/23 Trustee or director | 2 | $0 | $0 |
| SAMEER KEOLE | PRESIDENT-ELECT AS OF 10/23 Trustee or director | 2 | $0 | $0 |
| VIVEK S KAVADI HEALTH POLICY | COUNCIL VICE CHAIR AS OF 10/23 Trustee or director | 2 | $0 | $0 |
| WENDY WOODWARD | SCIENCE COUN. V. CHAIR AS OF 10/23 Trustee or director | 2 | $0 | $0 |
| AUSTIN JSIM | EARLY CAREER REP. EX-OFFICIO Trustee or director | 2 | $0 | $0 |
990 for the year ended December 31, 2021: 29 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LAURA I THEVENOT | CEO Officer | 36 | $724,118 | $86,169 |
| EMILY WILSON | EXECUTIVE VICE PRESIDENT Key employee | 40 | $260,348 | $39,463 |
| DAVE ADLER | VP ADVOCACY & CLINICAL AFF Key employee | 40 | $226,456 | $24,185 |
| ANNE HUBBARD | DIRECTOR OF HEALTH POLICY Highest-paid employee | 40 | $197,821 | $49,148 |
| LAURA GOGAL | GENERAL COUNSEL Highest-paid employee | 30 | $221,409 | $23,417 |
| TERRY KARRAS | CFO Officer | 40 | $191,397 | $48,794 |
| TIMOTHY HSIAO | DIRECTOR OF SCIENTIFIC AFFAIRS Highest-paid employee | 40 | $177,732 | $18,916 |
| ANNA ARNONE | VP, MEMBERSHIP & COMMUNICATION Highest-paid employee | 40 | $168,969 | $18,932 |
| SAMANTHA DAWES | DIRECTOR OF QUALITY IMPROVEMENT Highest-paid employee | 40 | $166,318 | $18,522 |
| THOMAS J EICHLER | IMMEDIATE PAST CHAIR Trustee or director, Officer | 2 | $40,000 | $0 |
| CATHERYN YASHAR | HEALTH POLICY COUNCIL VICE CHAIR Trustee or director | 2 | $10,500 | $0 |
| HOWARD SANDLER | GOVERNMENT RELATIONS COUNCIL CHAIR Trustee or director | 2 | $1,750 | $0 |
| WILLIAM HARTSELL | HEALTH POLICY COUNCIL CHAIR - UNTIL 10/2021 Trustee or director | 2 | $500 | $0 |
| CONSTANTINE CONNIE MANTZ | HEALTH POLICY COUNCIL CHAIR Trustee or director | 2 | $500 | $0 |
| BENJAMIN MOVSAS | EDUCATION COUNCIL CHAIR Trustee or director | 2 | $250 | $0 |
| GOPAL K BAJAJ | GOVERNMENT RELATIONS COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| JOHN BUATTI | SCIENCE COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| LAURA DAWSON | CHAIR Trustee or director, Officer | 2 | $0 | $0 |
| CURTILAND DEVILLE | HEDI REPRESENTATIVE EX-OFFICIO Trustee or director | 2 | $0 | $0 |
| THEODORE L DEWEESE | IMMEDIATE PAST CHAIR - UNTIL 10/2021 Trustee or director, Officer | 2 | $0 | $0 |
| BETH ERICKSON | EDUCATION COUNCIL VICE CHAIR Trustee or director | 2 | $0 | $0 |
| ERIC FORD | CLIN. AFFAIRS & QUAL. VICE CHAIR Trustee or director | 2 | $0 | $0 |
| GERALDINE M JOCOBSON | PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| BRIAN MARPLES | SCIENCE COUNCIL CHAIR Trustee or director | 2 | $0 | $0 |
| JEFF M MICHALSKI | PRESIDENT-ELECT Trustee or director | 2 | $0 | $0 |
| CATHERINE PARK | SCIENCE COUNCIL CHAIR - UNTIL 10/2021 Trustee or director | 2 | $0 | $0 |
| BENJAMIN SMITH | CLIN. AFFAIRS & QUAL. CHAIR Trustee or director | 2 | $0 | $0 |
| NEHA VAPIWALA | SECRETARY/TREASURER Trustee or director, Officer | 2 | $0 | $0 |
| KAREN WINKFIELD | HEDI REPRESENTATIVE EX-OFFICIO Trustee or director | 2 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 251 18TH ST SOUTH 8TH FLOOR, ARLINGTON, VA 22202-3531
- Principal officer (990 for 2025)
- VIVEK S KAVADI, 251 18TH ST SOUTH 8TH FLOOR, ARLINGTON, VA 22202
- Signed the 990
- VIVEK S KAVADI, CEO
- Phone
- (703) 839-7312
- Website
- WWW.ASTRO.ORG
- Return prepared by
- CBIZ ADVISORS LLC
Mission
TO ADVANCE THE SPECIALTY OF RADIATION ONCOLOGY THROUGH PROMOTION OF ACCESSIBLE, HIGH-QUALITY CARE FOR PEOPLE WITH CANCER, CULTIVATING AND EDUCATING THE WORKFORCE, FOSTERING RESEARCH AND INNOVATION, AND LEADING POLICY DEVELOPMENT AND ADVOCACY.
Program accomplishments
- ASTRO ANNUAL MEETING: THE ASTRO ANNUAL MEETING IS THE PREMIER SCIENTIFIC EVENT IN THE FIELD OF RADIATION ONCOLOGY, ATTRACTING OVER 10,000 PROFESSIONALS EACH YEAR, INCLUDING PHYSICIANS, RESEARCHERS, AND HEALTHCARE PRACTITIONERS. THE MEETING FEATURES CUTTING-EDGE SCIENTIFIC PRESENTATIONS, EDUCATIONAL SESSIONS, AND CLINICAL UPDATES DESIGNED TO ADVANCE KNOWLEDGE, PROMOTE BEST PRACTICES, AND IMPROVE PATIENT OUTCOMES IN CANCER CARE. BY FOSTERING COLLABORATION AND PROFESSIONAL DEVELOPMENT, THE ANNUAL MEETING DIRECTLY SUPPORTS ASTRO'S MISSION TO ADVANCE THE PRACTICE OF RADIATION ONCOLOGY THROUGH EDUCATION, RESEARCH, AND QUALITY PATIENT CARE.
- JOURNALS: ASTRO PUBLISHES THREE TOP-NOTCH JOURNALS THAT DISSEMINATE CRITICAL RESEARCH AND CLINICAL GUIDANCE IN THE FIELD OF RADIATION ONCOLOGY. THESE PUBLICATIONS SERVE AS ESSENTIAL RESOURCES FOR CLINICIANS, RESEARCHERS, AND HEALTHCARE PROFESSIONALS, SUPPORTING ASTRO'S MISSION TO ADVANCE THE PRACTICE OF RADIATION ONCOLOGY THROUGH EDUCATION AND SCIENCE.
- ACCREDITATION PROGRAM FOR EXCELLENCE (APEX): CREATED BY ASTRO TO SUPPORT QUALITY IMPROVEMENT IN RADIATION THERAPY PRACTICES. FACILITIES THAT EARN ACCREDITATION DEMONSTRATE THE SYSTEMS, PERSONNEL, POLICIES AND PROCEDURES NEEDED TO MEET APEX STANDARDS FOR HIGH-QUALITY PATIENT CARE.
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 on file |
IRS record
- EIN
- 42-0943164
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 1971
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $59,543,622
- Income (IRS master file)
- $41,525,830
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $27,445,520 | $25,841,197 | $59,543,622 | XML |
| 990 | December 2024 | $25,284,778 | $25,444,885 | $52,487,345 | XML |
| 990 | December 2023 | $22,679,643 | $24,629,546 | $52,537,133 | XML |
| 990 | December 2022 | $24,165,068 | $22,271,297 | $49,255,211 | IRS |
| 990 | December 2021 | $22,379,112 | $19,826,237 | $51,884,771 | XML |
| 990 | December 2020 | – | – | – | IRS |
| 990 | 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 42-0943164).
Questions about AMERICAN SOCIETY FOR RADIATION ONCOLOGY
- What is the EIN of AMERICAN SOCIETY FOR RADIATION ONCOLOGY?
- The employer identification number (EIN) of AMERICAN SOCIETY FOR RADIATION ONCOLOGY is 42-0943164.
- Is AMERICAN SOCIETY FOR RADIATION ONCOLOGY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1971.
- Are donations to AMERICAN SOCIETY FOR RADIATION ONCOLOGY tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does AMERICAN SOCIETY FOR RADIATION ONCOLOGY 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 AMERICAN SOCIETY FOR RADIATION ONCOLOGY 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 AMERICAN SOCIETY FOR RADIATION ONCOLOGY 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 AMERICAN SOCIETY FOR RADIATION ONCOLOGY?
- The 990 for the year ended December 31, 2025 names VIVEK S KAVADI.
- Who are the officers and directors of AMERICAN SOCIETY FOR RADIATION ONCOLOGY?
- The 990 for the year ended December 31, 2025 lists 32 people; 22 received compensation from the organization, the highest $613,024 (VIVEK S KAVADI, CEO).
- How much revenue does AMERICAN SOCIETY FOR RADIATION ONCOLOGY have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $27,445,520, expenses of $25,841,197 and total assets of $59,543,622 at year end.
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