International Radiosurgery Research is a private foundation focused on Medical Research, based in PITTSBURGH, PA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $895K in total assets. In 2024, it made $61K in qualifying distributions. Net investment income was $19K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$895K
+7.0% YoY
Revenue
$117K
+27.1% YoY
Qualifying Distributions
$61K
+98.3% YoY
Expenses
$40K
-21.3% YoY
Under IRS private-foundation payout rules, International Radiosurgery Research reported a distributable amount of $44K for 2024 — the minimum it must pay out in qualifying distributions.
About International Radiosurgery Research
Based on IRS filings
International Radiosurgery Research is a private foundation focused on Medical Research, based in PITTSBURGH, PA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $895K in total assets. In 2024, it made $61K in qualifying distributions. Net investment income was $19K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $894,845 | $836,355 | $786,543 |
| Revenue | $116,619 | $91,734 | $73,750 |
| Expenses | $40,026 | $50,833 | $138,013 |
| Qualifying Distributions | $60,533 | $30,522 | $134,812 |
| Net Investment Income | $19,220 | $484 | — |
| Distributable Amount | $44,206 | $40,863 | $42,432 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 0 recipients in 2024
Grant Size Distribution
1 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for 2024.
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| DOUGLAS KONDZIOLKA MD | DIRECTOR | — | — |
| JOHN SUH MD | SECRETARY/TR | 1 | — |
| ANTHONY KAUFMAN MD | DIRECTOR | — | — |
| L DADE LUNSFORD MD | DIRECTOR | — | — |
| DAVID MATHIEU MD | DIRECTOR | — | — |
| RAFAEL RODRIGUEZ MERCADO MD | DIRECTOR | — | — |
| JASON SHEEHAN MD | CHAIRPERSON | 1 | — |
| JOHN Y K LEE MD | DIRECTOR | — | — |
| VERONICA CHIANG MD | VICE CHAIRPE | 1 | — |
| STEVE BRAUNSTEIN MD PHD | DIRECTOR | — | — |
| HEYOUNG MCBRIDE MD | DIRECTOR | — | — |
| CHRISTOPHER DEIBERT MD | DIRECTOR | — | — |
| JOHN A KALAPURAKAL MD | DIRECTOR | — | — |
| MICHAEL SCHULDER MD | DIRECTOR | — | — |
| JAMES MCINERNEY MD | DIRECTOR | — | — |
| CHRISTOPHER CIFARELLI MD PHD | DIRECTOR | — | — |
| HUAICHE WADE YANG MD | DIRECTOR | — | — |
| ROMAN LISCAK MD | DIRECTOR | — | — |
| HERWIN SPECKTER MD | DIRECTOR | — | — |
| RONALD E WARNICK MD | DIRECTOR | — | — |
| WAEL REDA MD | DIRECTOR | — | — |
| DANIEL TRIFILETTI MD | DIRECTOR | — | — |
| CAROLINA BENJAMIN MD | DIRECTOR | — | — |
| GREGORY N BOWDEN | DIRECTOR | — | — |
| DR JOSHUA PALMER | DIRECTOR | — | — |
| PROF DR SELCUK PEKER | DIRECTOR | — | — |
| MATTHEW SHEPARD MD | DIRECTOR | — | — |
| MANMEET S AHLUWALIA MD MBA | DIRECTOR | — | — |
| NATHAN T ZWAGERMAN MD | DIRECTOR | — | — |
| GABRIEL ZADA MD | DIRECTOR | — | — |
| HIDEYUKI KANU MD | DIRECTOR | — | — |
| TEHILA KAISMAN ELBAZ MD PHD BPT | DIRECTOR | — | — |
| C J JARED CHEN MD | DIRECTOR | — | — |
| YUSUKE HORI MD | DIRECTOR | — | — |
| TURKER KILIC MC PHD | DIRECTOR | — | — |
| PATRIC GROVER MD | DIRECTOR | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is International Radiosurgery Research?
International Radiosurgery Research is a private foundation focused on Medical Research, based in PITTSBURGH, PA. It holds $895K in total assets as of 2024.
How large is International Radiosurgery Research?
As of 2024, International Radiosurgery Research holds $895K in total assets with $117K in annual revenue.
Where does International Radiosurgery Research operate?
International Radiosurgery Research has awarded grants in Florida.
How much is International Radiosurgery Research required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, International Radiosurgery Research reported a distributable amount of $44K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is International Radiosurgery Research's EIN?
International Radiosurgery Research's EIN (Employer Identification Number) is 27-0773676. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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