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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 Inova Health Care Services Jknox Singleton

Jknox Singleton

OfficerTrustee/director

CEO, President, Ending 4/9/18 at Inova Health Care Services

Fiscal year ended December 31, 2018. Published on January 24, 2026.

$4,662,695
2018

Total compensation

Jknox Singleton has been listed as an employee of Inova Health Care Services in Form 990 filings since at least fiscal year 2016. Total compensation for Jknox Singleton has decreased by 25.3% from 2016 to 2018.

Annual compensation details

$4,662,695
-70.1%
CEO, President, Ending 4/9/18
2018
$4.6M related
15 hrs/wk
$46k other
--
$15,600,777
+149.9%
President
2017
$13.7M related
15 hrs/wk
$1.9M other
--

Total compensation by year

Compare the compensation of Jknox Singleton to:

2018

Other employees at Inova Health Care Services

Mark Stauder
Chief Operating Officer
$4,811,310
$0 from org$4,784,635 from related$26,675 other
Richard Magenheimer
Chief Financial Officer and Treasurer
$4,028,499
$0 from org$3,312,496 from related$716,003 other
Todd Stottlemyer
CEO ICPH
$2,488,766
$2,432,696 from orgNo related comp$56,070 other
Patrick Christiansen
Executive Vice President CEO IFMC
$2,477,297
$0 from org$2,402,133 from related$75,164 other
Loring Flint
Executive Vice President Chief Medical Officer
$2,357,233
$0 from org$1,777,748 from related$579,485 other
J Stephen Jones
CEO, President, Beginning 4/9/18
$1,798,518
$0 from org$1,350,889 from related$447,629 other
John Niederhuber
CEO ITMI and Executive Vice President IHS
$1,611,083
$0 from org$1,562,299 from related$48,784 other
John Hamilton
Physician
$1,594,932
$1,514,564 from orgNo related comp$80,368 other
James Ecklund
DEPT Chair Neuroscience
$1,543,610
$1,382,923 from orgNo related comp$160,687 other
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Revisions to this profile

January 24, 2026:
2018 Inova Health Care Services 990 published
January 24, 2026:
2017 Inova Health Care Services 990 published
January 24, 2026:
2016 Inova Health Care Services 990 published

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$6,242,224
President
2016
$4.8M related
15 hrs/wk
$1.5M other
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