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Musculoskeletal Tumor Society

EIN 95-4480540 · Schaumburg, IL

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

LegitimacyPassesRegistration and standingFinancial healthGood82 out of 100GovernanceStrong95 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

THE MISSION OF THE MUSCULOSKELETAL TUMOR SOCIETY IS TO ADVANCE THE SCIENCE OF ORTHOPAEDIC ONCOLOGY AND TO PROMOTE HIGH STANDARDS OF PATIENT CARE. IT DOES THIS THROUGH EXCELLENCE IN EDUCATION AND RESEARCH AND THROUGH ADVOCACY ON BEHALF OF PATIENTS AND ORTHOPAEDIC ONCOLOGISTS.

Income
$1.0 million
Spending
$1.1 million
Spent on programs
61%
Reserves
12.4 months of spending
Largest source of income
fees for its services, 66%
Employees
2
Volunteers
67
Highest pay
$147,111, 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: 82 out of 100. Higher than 46% of charities in its peer group (medical research, $1m to $10m).

  • Reserves

    35 of 35

    Spendable reserves would cover 12.4 months of spending.

  • Debt

    20 of 20

    It owes 7% of what it owns.

  • Living within its means

    4 of 15

    Spending exceeded income by 12% of income.

  • Income trend

    15 of 15

    Income rose 9% on the year before.

  • Spending floor

    8 of 15

    61% of spending went to programs and raising each dollar of donations cost 3 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: 95 out of 100. Higher than 57% of charities in its peer group (medical research, $1m to $10m).

  • Independent board

    25 of 25

    11 of 11 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

    0 of 5

    Reports no independent review process for its chief executive's pay.

  • 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 (4)
  1. $440,204 spent. ANNUAL MEETING- A FORUM WHERE ORTHOPAEDIC SURGEONS WHO SPECIALIZE IN BONE TUMOR CANCERS CAN BE EDUCATED ON THE LATEST RESEARCH AND TREATMENTS.
  2. $26,324 spent. SPECIALTY DAY - A ONE DAY PROGRAM FOR ORTHOPAEDIC SURGEONS TO SHAREORTHOPAEDIC ONCOLOGY INFORMATION DURING THE AMERICAN ACADEMY OFORTHOPAEDIC SURGEONS MEETINGS.
  3. $198,137 spent. GRANTS AND AWARDS - THE BOARD ALLOCATES RESEARCH FUNDING TO ADVANCERESEARCH IN THE SPECIALTY OF ORTHOPAEDICS. THE BOARD IS RESPONSIBLEFOR ESTABLISHING CRITERIA FOR THE DISTRIBUTION OF FUNDS RAISED,CONDUCTING AN INDEPENDENT PEER REVIEW PROCESS, PREPARING PROMOTIONALINFORMATION AND DISTRIBUTING APPLICATIONS FOR RESEARCH GRANTS ANDAWARDS, AND MAKING DECISIONS REGARDING THE AWARDING OF FUNDS FOR RESEARCH CONSISTENT WITH PROGRAM GOALS AND OBJECTIVES.
  4. $21,026 spent. OTHER PROGRAMS

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 October 13, 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 January 1995.

    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 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.