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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 Clara Maass Medical Center John Sakellakis

John Sakellakis

Highest compensated employee

Chief Physicist at Clara Maass Medical Center

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

$267,088
2018

Total compensation

John Sakellakis has been listed as an employee of Clara Maass Medical Center in Form 990 filings since at least fiscal year 2016. Total compensation for John Sakellakis has increased by 3% from 2016 to 2018.

Annual compensation details

$267,088
+2.4%
Chief Physicist
2018
$229k org
50 hrs/wk
$39k other
--
$260,929
+0.6%
Chief Physicist
2017
$224k org
50 hrs/wk
$38k other
--

Total compensation by year

Compare the compensation of John Sakellakis to:

2018

Other employees at Clara Maass Medical Center

Thomas A Biga
Trustee - Rwjbh PRES N DIV
$3,534,764
$0 from org$3,492,405 from related$42,359 other
Mary Ellen Clyne
Chief Executive Officer
$956,567
$710,357 from orgNo related comp$246,210 other
Domenic Segalla
Former Officer
$586,486
$586,486 from orgNo related compNo other comp
Frank J Mazzarella, M.D.
VPMA
$579,054
$488,717 from orgNo related comp$90,337 other
Nikolas Alexiades
Former Officer
$571,212
$0 from org$471,985 from related$99,227 other
Lina Shihabuddin, M.D.
Medical Director/Cmo
$566,025
$0 from org$464,459 from related$101,566 other
Veronica A Geissler
Vice President Patient CARE SVCS
$405,941
$365,164 from orgNo related comp$40,777 other
Yasmir Bisal
Vice President, Finance
$341,747
$296,717 from orgNo related comp$45,030 other
William Phillips
CFO (EFF 4/2/18)
$285,000
$285,000 from orgNo related compNo other comp
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Revisions to this profile

January 24, 2026:
2018 Clara Maass Medical Center 990 published
January 24, 2026:
2017 Clara Maass Medical Center 990 published
January 24, 2026:
2016 Clara Maass Medical Center 990 published

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$259,324
Chief Physicist
2016
$220k org
50 hrs/wk
$40k other
--