American Society for Radiation Oncology
Public records raise at least one point you should look into before giving.
What it says it does
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.
- Income
- $27.4 million
- Spending
- $25.8 million
- Employees
- 95
- Volunteers
- 2,565
- Highest pay
- $665,075, ceo
Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate
Financial health
We do not score finances when yearly spending is very small or the return has too little detail. The ratios stop meaning much at that size.
Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate
Governance
This return does not answer enough of the governance questions to score.
Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate
Impact evidence
Describes programs. Its tax return describes what it does but we have found no measurable results in it.
Programs described in its return (3)
- 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.
Source: Form 990 for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate
Legitimacy checks
Is it registered with the IRS? Passed.
Listed in the IRS master file of tax-exempt organizations as a 501(c)(6) business league.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Has the IRS revoked its tax-exempt status? Passed.
Not on the IRS automatic revocation list.
Source: Automatic revocation of exemption list, Internal Revenue Service, file dated October 13, 2026.
Are donations tax-deductible? Caution.
The IRS master file records contributions to this 501(c)(6) business league as not deductible.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Is it keeping up with its IRS filings? Passed.
Most recent return on file covers the year ending December 2025.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
How long has it been tax-exempt? Passed.
Recognized by the IRS since September 1971.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Is it in good standing with state regulators? Passed.
Not on California's list of charities barred from soliciting. Other states are not yet checked.
Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 21, 2026.
Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.