Compensation 990
OrganizationsEmployeesBoard MembersGrantsContractorsTop RankingsPricing

Stay updated on 990 organization compensation

© Civic Register LLC

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.

About•Report a discrepancy•Your privacy choices
Employees Mainline Health Systems Inc. Gary Allan Nichols

Gary Allan Nichols

Officer

Chief Executive Officer at Mainline Health Systems Inc.

Fiscal year ended January 31, 2025. Published on January 25, 2026.

$235,091
2025

Total compensation

Gary Allan Nichols has been listed as an employee of Mainline Health Systems Inc. in Form 990 filings since fiscal year 2017. Total compensation for Gary Allan Nichols has increased by 37.6% from 2017 to 2025.

Annual compensation details

$235,091
Chief Executive Officer
2025
$219k
40 hrs/wk
$17k
--
$367,895
+4.2%
Chief Executive Officer
2023
$347k
40 hrs/wk
$22k
--
$352,984
+65.2%
Chief Executive Officer
2022
$333k
40 hrs/wk
$21k
--
$213,626
+54.3%
Chief Executive Officer
2021
$198k
40.45 hrs/wk
$16k
--
$138,463
-36.2%
Chief Executive Officer
2020
$126k
44 hrs/wk
$13k
--
$217,140
+11.1%
Chief Executive Officer
2019
$205k
44 hrs/wk
$13k
--
$195,366
+14.3%
Executive Director
2018
$184k
44 hrs/wk
$13k
--
$170,864
Executive Director
2017
$149k
44 hrs/wk
$23k
--

Total compensation by year

Compare the compensation of Gary Allan Nichols to:

Loading related profiles…

Revisions to this profile

January 25, 2026:
2025 Mainline Health Systems Inc. 990 published
January 25, 2026:
2023 Mainline Health Systems Inc. 990 published
January 25, 2026:
2022 Mainline Health Systems Inc. 990 published

Get an email update when compensation for Gary Allan Nichols is updated

Related Jobs

View more jobs
Powered by Talroo
Report a discrepancy →
2025

Other employees at Mainline Health Systems Inc.

Kelly Shrum, M.D.
Medical Doctor
$524,736
$505,889 No related comp$18,847
Constance Chapman, M.D.
Medical Doctor
$397,097
$389,389 No related comp$7,708
Kerry Pennington, M.D.
Medical Doctor
$364,569
$347,776 No related comp$16,793
Paul Whipple, M.D.
Medical Doctor
$322,950
$305,076 No related comp$17,874
Joe Wharton, M.D.
Medical Doctor
$295,070
$284,848 No related comp$10,222
Byron Montgomery
Chief Information Officer
$152,112
$138,379 No related comp$13,733
Ashley Anthony
Chief Operating Officer
$143,311
$135,603 No related comp$7,708
Amanda Gilbert
CPO
$130,299
$117,802 No related comp$12,497
Jeni Barham
CQO and CCO
$127,184
$115,840 No related comp$11,344

Other people named Gary Allan Nichols

2025
Employee
Gary Nichols
Wetzel County Hospital Inc
$386,694
Employee
Gary Nichols
International Code Council Inc
$261,535
Board Member
Gary Nichols
Okatoma Water Association
$2,628
Board Member
Gary Nichols
International Brotherhood of Electrical Workers 1253 Local
$0
Board Member
Gary Nichols
Zone Mutual Water Company
$0
Employee
Gary Nichols
Logan County Economic Development Corporation
$0