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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 Southern Illinois Medical Services NFP Nader Dababneh, M.D.

Nader Dababneh, M.D.

Highest compensated employee

Physician at Southern Illinois Medical Services NFP

Fiscal year ended March 31, 2024. Published on January 25, 2026.

$1,414,199
2024

Total compensation

Nader Dababneh, M.D. has been listed as an employee of Southern Illinois Medical Services NFP in Form 990 filings since fiscal year 2017. Total compensation for Nader Dababneh, M.D. has increased by 36% from 2017 to 2024.

Annual compensation details

$1,414,199
+4.9%
Physician
2024
$1.3M org
40 hrs/wk
$81k other
--
$1,348,742
+21.6%
Physician
2023
$1.3M org
40 hrs/wk
$78k other
--

Total compensation by year

Compare the compensation of Nader Dababneh, M.D. to:

2024

Other employees at Southern Illinois Medical Services NFP

Gerson Criste, M.D.
Physician
$1,389,545
$1,307,982 from orgNo related comp$81,563 other
Gordon Chu
Physician
$1,096,330
$1,050,838 from orgNo related comp$45,492 other
Russell McElveen
Physician
$1,050,600
$952,593 from orgNo related comp$98,007 other
John Antes
President and Chief Executive Officer
$1,049,237
$0 from org$920,791 from related$128,446 other
Hal Lewis
Physician
$1,045,473
$992,762 from orgNo related comp$52,711 other
Marci L Moore-Connelley, M.D.
SR Vp/Cmo
$678,961
$0 from org$587,343 from related$91,618 other
Darrell Bryant
Vp/Coo SIMS (Partial Year)
$586,823
$567,384 from orgNo related comp$19,439 other
Warren Ladner
Sr Vp/Cfo/Treasurer
$574,805
$0 from org$483,458 from related$91,347 other
Todd Guenzburger
Former Officer
$567,873
$0 from org$523,815 from related$44,058 other
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Revisions to this profile

January 25, 2026:
2024 Southern Illinois Medical Services NFP 990 published
January 25, 2026:
2023 Southern Illinois Medical Services NFP 990 published
January 25, 2026:
2022 Southern Illinois Medical Services NFP 990 published

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$1,109,603
-7.5%
Physician
2022
$1M org
40 hrs/wk
$84k other
--
$1,199,402
+4.7%
Physician
2021
$1.1M org
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$83k other
--
$1,145,568
Physician
2020
$1.1M org
40 hrs/wk
$78k other
--
$922,851
-11.2%
Physician
2018
$848k org
40 hrs/wk
$76k other
--
$1,039,701
Physician
2017
$965k org
40 hrs/wk
$76k other
--