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American Association of Physicists in Medicine

EIN 23-7057224 · Alexandria, VA

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthGood80 out of 100GovernanceStrong100 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

ADVANCING MEDICINE THROUGH EXCELLENCE IN THE SCIENCE, EDUCATION AND PROFESSIONAL PRACTICE OF MEDICAL PHYSICS. THE MISSION IS CARRIED OUT THROUGH DRIVING SCIENTIFIC AND CLINICAL INNOVATION IN MEDICAL PHYSICS TO IMPROVE HUMAN HEALTH, ENHANCING THE VALUE OF AAPM MEMBERSHIP EXPERIENCE AND SERVICES, PROMOTING THE LEADERSHIP ROLE OF THE ORGANIZATION AND ITS MEMBERS, CULTIVATING EXCELLENCE IN MEDICAL PHYSICS EDUCATION, PRACTICING STEWARDSHIP IN CONTINUOUS ASSESSMENT FO PROGRAMS AND SERVICES, IMPROVING COMMUNICATION INTERNALLY AND EXTERNALLY, ENSURING HIGH QUALITY PATIENT CARE AND CHAMPIONING EQUITY DIVERSITY AND INCLUDING IN THE FIELD OF MEDICAL PHYSICS.

Income
$12.0 million
Spending
$13.0 million
Spent on programs
81%
Reserves
12.3 months of spending
Largest source of income
fees for its services, 53%
Employees
36
Volunteers
2,232
Highest pay
$448,132, executive director

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Good: 80 out of 100. Higher than 57% of charities in its peer group (science, $10m to $100m).

  • Reserves

    35 of 35

    Spendable reserves would cover 12.3 months of spending.

  • Debt

    16 of 20

    It owes 24% of what it owns.

  • Living within its means

    4 of 15

    Spending exceeded income by 8% of income.

  • Income trend

    10 of 15

    Income fell 1% on the year before.

  • Spending floor

    15 of 15

    81% of spending went to programs and raising each dollar of donations cost 2 cents.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Strong: 100 out of 100. Higher than 49% of charities in its peer group (science, $10m to $100m).

  • Independent board

    25 of 25

    37 of 37 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    8 of 8

    Has a written whistleblower policy.

  • Record keeping policy

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Pay set independently

    5 of 5

    Sets its chief executive's pay through independent review and comparison.

  • Independent check of accounts

    15 of 15

    Its accounts were audited by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. 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)
  1. $3.7 million spent. "COUNCIL AND COMMITTEE ACTIVITIES - THE COUNCIL AND COMMITTEE STRUCTURE HAS DIRECT OVERSIGHT OF ALL RESEARCH, EDUCATION AND PROFESSIONAL PROGRAM ACTIVITIES. A SCIENCE COUNCIL DIRECTS ALL RESEARCH FUNDING ACTIVITIES AND PRODUCES SCIENTIFIC AND TECHNICAL REPORTS DISCUSSING THEONGOING RESEARCH IN MEDICAL PHYSICS. THE SCIENCE COUNCIL CONTRIBUTES TO THE PROGRAM OF THE ANNUAL MEETING. THE EDUCATION COUNCIL HAS RESPONSIBILITY FOR DEVELOPING AND MONITORING ALL CONTINUING EDUCATION PROGRAMS FOR THE ASSOCIATION. THE PROFESSIONAL COUNCIL MAINTAINS A FOCUS ON THE CLINICAL PRACTICE OF MEDICAL PHYSICS AND HELPS TO DEVELOP PRACTICE AND OTHER RECOMMENDED GUIDELINES FOR MEDICAL PHYSICISTS TO USE IN THEIR CLINICAL WORK. THE COUNCILS OVERSEE THE MAJOR AWARDS AND GRANTS GIVEN BY AAPM."
  2. $3.2 million spent. EDUCATION AND PROFESSIONAL DEVELOPMENT - A SCIENTIFIC MEETING IS HELD ANNUALLY TO ENABLE MEMBERS TO PRESENT THE RESULTS OF THEIR LATEST RESEARCH. IN 2024 THIS MEETING WAS HELD IN-PERSON AND VIRTUALLY. THERE WERE NEARLY 3000 PARTICIPANTS AND APPROXIMATELY 2200 PREFERRED SUBMISSIONS. THE PROGRAM ALSO DREW OVER 109 EXHIBITORS WHO PRESENTED THEIR LATEST PRODUCTS AND SERVICES TO PARTICIPANTS IN-PERSON AND VIRTUALLY. SESSIONS ARE SEGREGATED BY PROFESSIONAL INTEREST AND INCLUDE IMAGING PHYSICS, THERAPY PHYSICS AND PROFESSIONAL ISSUES AND PRACTICES, IN ADDITION A SPRING CLINICAL MEETING IS HELD DEVOTED TO THE CLINICAL ISSUES FACING MEDICAL PHYSICISTS. A SINGLE-TOPIC SUMMER SCHOOL IS PRESENTED ANNUALLY, AND NUMBER OF OTHER SPECIAL TOPIC CONFERENCES ARE HELD THROUGHOUT THE YEAR. TO MEET THE EDUCATIONAL AND PROFESSIONAL DEVELOPMENT NEEDS OF OUR MEMBERS AN INCREASING NUMBER OF WEBINAR PROGRAMS WERE OFFERED THROUGHOUT THE YEAR AS WELL.
  3. $3.7 million spent. PUBLICATIONS - AAPM PUBLISHES THE PREMIER SCIENTIFIC, PEER-REVIEWED JOURNAL IN THE FIELD. ENTITLED ""JOURNAL OF MEDICAL PHYSICS"", THE JOURNAL PUBLISHES THE RESULTS OF SCIENTIFIC RESEARCH IN THE FIELD. EFFECTIVE JANUARY 2024, JOURNAL OF MEDICAL PHYSICS TRANSITIONED TO AN ONLINE-ONLY PUBLICATION. AFTER NEARLY 50 YEARS OF PRINT CIRCULATION, ALL ISSUES ARE NOW PUBLISHED EXCLUSIVELY IN DIGITAL FORMAT. THIS CHANGE RELFECTS THE JOURNAL'S COMMITMENT TO SUSTAINBILITY ACCESSIBILITY AND MODERN PUBLISHING PRACTICES. LIKEWISE, IN 2012, THE AAPM BEGAN PUBLISHING 'THE JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS' DEALING EXCLUSIVELY WITH THE CLINICAL PRACTICE OF MEDICAL PHYSICS. THIS JOURNAL IS ALSO PEER REVIEWED AND IS OFFERED FREE OF CHARGE WORLDWIDE.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. 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 November 6, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since September 2009.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. 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 November 4, 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.