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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 Western Connecticut Medical Group Inc John Mack

John Mack

Former

Director of OPER WCMG (Former) at Western Connecticut Medical Group Inc

Fiscal year ended September 30, 2019. Published on January 24, 2026.

$194,533
2019

Total compensation

John Mack has been listed as an employee of Western Connecticut Medical Group Inc in Form 990 filings since fiscal year 2017. Total compensation for John Mack has decreased by 25% from 2017 to 2019.

Annual compensation details

$194,533
Director of OPER WCMG (Former)
2019
$159k org
50 hrs/wk
$36k other
--
$259,359
Director Operations - WCMG
2017
$222k org
40 hrs/wk
$38k other
--

Total compensation by year

Compare the compensation of John Mack to:

2019

Other employees at Western Connecticut Medical Group Inc

John M Murphy M.D. To 1231
Director
$5,807,678
$0 from org$1,939,062 from related$3,868,616 other
Steven H Rosenberg
Treasurer
$3,433,603
$0 from org$3,382,107 from related$51,496 other
Robert C Gallagher, M.D.
Chief Cardio. SURG
$1,318,082
$1,273,316 from orgNo related comp$44,766 other
Linus T Chuang
Chairman Ob/Gyn
$1,104,367
$1,074,846 from orgNo related comp$29,521 other
Richard Gemming To 1001
Executive Director
$989,657
$948,399 from orgNo related comp$41,258 other
Alan Dietzek
MED DEPT Chief
$919,656
$867,109 from orgNo related comp$52,547 other
Ira Galin, M.D.
Cardiologist
$804,462
$752,455 from orgNo related comp$52,007 other
Mark Warshofsky
Cardiologist
$776,827
$725,903 from orgNo related comp$50,924 other
Martin Serrins, M.D.
Chair
$768,536
$717,275 from orgNo related comp$51,261 other
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Revisions to this profile

January 24, 2026:
2019 Western Connecticut Medical Group Inc 990 published
January 24, 2026:
2017 Western Connecticut Medical Group Inc 990 published

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