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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 Mountain States Tumor Institute Inc Jonathan Swerdloff, M.D.

Jonathan Swerdloff, M.D.

Highest compensated employee

Physician at Mountain States Tumor Institute Inc

Fiscal year ended September 30, 2020. Published on January 24, 2026.

$752,640
2020

Total compensation

Jonathan Swerdloff, M.D. has been listed as an employee of Mountain States Tumor Institute Inc in Form 990 filings since at least fiscal year 2016. Total compensation for Jonathan Swerdloff, M.D. has decreased by 6.5% from 2016 to 2020.

Annual compensation details

$752,640
-1%
Physician
2020
$694k related
--
$59k other
--
$760,012
+0.6%
Physician
2019
$708k related
--
$53k other
--

Total compensation by year

Compare the compensation of Jonathan Swerdloff, M.D. to:

2020

Other employees at Mountain States Tumor Institute Inc

David C Pate, M.D., Jd
President and CEO (End 02/2020)
$10,442,876
$0 from org$10,412,717 from related$30,159 other
Mr Jeffrey S Taylor
SR Vp/Cfo/Treasurer
$1,562,188
$0 from org$1,509,217 from related$52,971 other
Stephen A Brassell, M.D.
Physician
$1,211,955
$0 from org$1,172,377 from related$39,578 other
Mr Chris Roth
CEO and Director (Start 02/2020)
$991,315
$0 from org$938,275 from related$53,040 other
Gerardo M Perez, M.D.
Physician
$893,986
$0 from org$846,957 from related$47,029 other
Dan S Zuckerman, M.D.
Executive Medical Director
$829,390
$0 from org$795,131 from related$34,259 other
Ms Christine Neuhoff
Svp/Chief Legal Officer/Sec
$738,584
$0 from org$692,645 from related$45,939 other
William Kreisle, M.D.
Physician
$723,527
$0 from org$675,397 from related$48,130 other
Joshua Barton, M.D.
Physician
$706,716
$0 from org$665,915 from related$40,801 other
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Revisions to this profile

January 24, 2026:
2020 Mountain States Tumor Institute Inc 990 published
January 24, 2026:
2019 Mountain States Tumor Institute Inc 990 published
January 24, 2026:
2018 Mountain States Tumor Institute Inc 990 published

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$755,714
-1.9%
Physician
2018
$714k related
--
$43k other
--
$770,263
-4.3%
Physician
2017
$748k related
--
$24k other
--
$804,745
Physician
2016
$770k related
--
$36k other
--