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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 Mark Twain Medical Center Charles Kassis

Charles Kassis

OfficerTrustee/director

Chairman (Thru 1/21/22) at Mark Twain Medical Center

Fiscal year ended June 30, 2022. Published on January 25, 2026.

$851,172
2022

Total compensation

Charles Kassis has been listed as an employee of Mark Twain Medical Center in Form 990 filings since fiscal year 2017. Total compensation for Charles Kassis has increased by 8.8% from 2017 to 2022.

Annual compensation details

$851,172
+16.8%
Chairman (Thru 1/21/22)
2022
$729k related
40 hrs/wk
$124k other
--
$729,034
-8.6%
Chair
2021
$622k related
40 hrs/wk
$108k other
--

Total compensation by year

Compare the compensation of Charles Kassis to:

2022

Other employees at Mark Twain Medical Center

Roger P Rogalski, M.D.
Physician
$779,080
$698,887 from orgNo related comp$80,193 other
Douglas P Archer
President and Chief Executive Officer
$693,953
$0 from org$583,658 from related$110,295 other
Daryn Kumar
Chairman (Started 2/1/22)
$678,434
$0 from org$595,017 from related$83,417 other
Isabella Flores-Merritt
Medical Director
$658,345
$584,925 from orgNo related comp$73,420 other
Christopher M Champlin
Director (Thru 11/26/21)
$469,229
$0 from org$438,533 from related$30,696 other
Kathy Kohrman
Director (Started 12/1/21)
$468,623
$0 from org$366,014 from related$102,609 other
Kaitlyn A Khandelwal Gilman
Physician
$461,332
$404,036 from orgNo related comp$57,296 other
Mohamad A Parsa, M.D.
Physician (Thru 1/15/22)
$453,508
$380,138 from orgNo related comp$73,370 other
Robert Costa Allen
Former KEY Employee (Cmo)
$450,714
$0 from org$401,442 from related$49,272 other
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Revisions to this profile

January 25, 2026:
2022 Mark Twain Medical Center 990 published
January 25, 2026:
2021 Mark Twain Medical Center 990 published
January 24, 2026:
2020 Mark Twain Medical Center 990 published

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$797,219
+18.9%
Chair
2020
$688k related
40 hrs/wk
$110k other
--
$670,512
+1.1%
Chairman (Start 6/2019)
2019
$576k related
40 hrs/wk
$95k other
--
$663,247
-15.2%
Board Member
2018
$562k related
40 hrs/wk
$103k other
--
$782,138
Board Member
2017
$675k related
40 hrs/wk
$108k other
--

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