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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 Northern Maine Medical Center Dr John Hallberg

Dr John Hallberg

Highest compensated employee

Orthopedic Surgeon at Northern Maine Medical Center

Fiscal year ended September 30, 2021. Published on January 25, 2026.

$620,635
2021

Total compensation

Dr John Hallberg has been listed as an employee of Northern Maine Medical Center in Form 990 filings since fiscal year 2019. Total compensation for Dr John Hallberg has increased by 3% from 2019 to 2021.

Annual compensation details

$620,635
+5.2%
Orthopedic Surgeon
2021
$585k
50 hrs/wk
$36k
--
$589,946
-2.1%
Orthopedic Surgeon
2020
$556k
50 hrs/wk
$35k
--
$602,441
Orthopedic Surgeon
2019
$572k
50 hrs/wk
$32k
--

Total compensation by year

Compare the compensation of Dr John Hallberg to:

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Revisions to this profile

January 25, 2026:
2021 Northern Maine Medical Center 990 published
January 24, 2026:
2020 Northern Maine Medical Center 990 published
January 24, 2026:
2019 Northern Maine Medical Center 990 published

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2021

Other employees at Northern Maine Medical Center

Dr Erik st Pierre
Director
$859,726
$823,732 No related comp$35,994
Dr Mark Overton
Psychiatrist
$758,987
$734,690 No related comp$24,297
Dr Anoushfar Shahriar
General Surgeon
$710,066
$673,348 No related comp$36,718
Dr James Harris
Physician
$661,748
$628,512 No related comp$33,236
Dr Michael Sullivan
Chief Medical Officer/Hosp
$567,832
$530,942 No related comp$36,890
Peter J Sirois
President and Chief Executive Officer
$378,215
$343,476 No related comp$34,739
Cindy L Daigle
Past Treasurer/Cfo
$262,934
$231,505 No related comp$31,429
Alain Bois
Secretary and Chief Operating Officer
$221,726
$202,077 No related comp$19,649
David Stob
Interim Chief Financial Officer
$0

Other people named Dr John Hallberg

2021
Employee
John V Hallberg
Michigan Shores Club
$261,369
Employee
John Hallberg
Children's Cancer Research Fund
$145,013
Board Member
John Hallberg
Minnesota Golf Association Inc.
$0
Board Member
John Hallberg
Lutheran Social Service Foundation
$0
Board Member
John Hallberg
Cement Masons Local No 502 Retiree Welfare Fund
$0
Board Member
John Hallberg
Cement Masons Institute Local 502 Welfare Trust Fund
$0