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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 Isabella Citizens for Health Inc. Onyekachi C Hammack

Onyekachi C Hammack

Highest compensated employee

Pediatrician at Isabella Citizens for Health Inc.

Fiscal year ended December 31, 2023. Published on January 25, 2026.

$170,125
2023

Total compensation

Onyekachi C Hammack has been listed as an employee of Isabella Citizens for Health Inc. in Form 990 filings since fiscal year 2017. Total compensation for Onyekachi C Hammack has decreased by 6.9% from 2017 to 2023.

Annual compensation details

$170,125
-13.5%
Pediatrician
2023
$166k org
40 hrs/wk
$5k other
--
$196,641
+5.4%
Pediatrician
2022
$197k org
40 hrs/wk
$186,644
+13.3%
Pediatrician

Total compensation by year

Compare the compensation of Onyekachi C Hammack to:

2023

Other employees at Isabella Citizens for Health Inc.

Michael L McConnon
Cmo/Physicia
$302,567
$296,794 from orgNo related comp$5,773 other
Kelly Ketchum
Psychiatrist
$264,363
$258,590 from orgNo related comp$5,773 other
Brock Horsley
Physician
$257,610
$251,837 from orgNo related comp$5,773 other
Shamel Amin
Physician
$257,046
$251,273 from orgNo related comp$5,773 other
Jennifer White
Chief Executive Officer
$241,074
$235,301 from orgNo related comp$5,773 other
Roderick S Vogel
Physician
$218,985
$214,316 from orgNo related comp$4,669 other
Rachel Blizzard
Chief Operating Officer
$120,873
$115,100 from orgNo related comp$5,773 other
Bernita Punches
Chief Financial Officer
$98,749
$94,430 from orgNo related comp$4,319 other
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Revisions to this profile

January 25, 2026:
2023 Isabella Citizens for Health Inc. 990 published
January 25, 2026:
2022 Isabella Citizens for Health Inc. 990 published
January 25, 2026:
2021 Isabella Citizens for Health Inc. 990 published

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