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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees Stony Brook Radiation Oncology University Faculty Practice Corporation Hannah Yoon

Hannah Yoon

Highest compensated employee

Radiation Oncologist at Stony Brook Radiation Oncology University Faculty Practice Corporation

Fiscal year ended June 30, 2017. Published on January 24, 2026.

$0
2017

Total compensation

Hannah Yoon has been listed as an employee of Stony Brook Radiation Oncology University Faculty Practice Corporation in Form 990 filings since at least fiscal year 2016. Total compensation for Hannah Yoon has decreased by 100% from 2016 to 2017.

Annual compensation details

$0
-100%
Radiation Oncologist
2017
$226,057
Radiation Oncologist
2016
$194k org
50 hrs/wk
$33k other
--

Total compensation by year

Compare the compensation of Hannah Yoon to:

2017

Other employees at Stony Brook Radiation Oncology University Faculty Practice Corporation

Samuel Ryu
President and Director
$731,631
$406,786 from org$260,119 from related$64,726 other
Edward Valentine
Secretary and Director
$359,074
$245,117 from org$56,681 from related$57,276 other
Alexander Stessin
Director
$335,636
$238,897 from org$54,025 from related$42,714 other
Tae Park
Former Secretary and Director
$156,085
$117,308 from orgNo related comp$38,777 other
Craig Grossman
Radiation Oncology
$144,756
$101,462 from org$20,691 from related$22,603 other
Bong Kim
Former Director
$78,392
$60,322 from orgNo related comp$18,070 other
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Revisions to this profile

January 24, 2026:
2017 Stony Brook Radiation Oncology University Faculty Practice Corporation 990 published
January 24, 2026:
2016 Stony Brook Radiation Oncology University Faculty Practice Corporation 990 published

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