John W O'Brien, M.D.

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

2023

Total compensation

John W O'Brien, M.D. has been listed as an employee of Carol L Sirot Foundation in Form 990 filings since at least fiscal year 2016.

Annual compensation details

Director

2023

Director

2022

Director

2021

Director

2020

2023

Other employees at Carol L Sirot Foundation

Morris Papernik, M.D.

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Other people named John W O'Brien, M.D.

2023

Employee

John D O'Brien

Semco Energy Inc. Non-Union VEBA Trust

$1,147,602

Employee

John O'Brien

Leominster Credit Union

$580,177

Employee

John O'Brien

The Technical Assistance Collaborative Inc.

John P Murphy Foundation

$41,000

Board Member

John O'Brien

Center for Educational Advancement

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Revisions to this profile

January 25, 2026:

2023 Carol L Sirot Foundation 990 published

January 25, 2026:

2022 Carol L Sirot Foundation 990 published

January 25, 2026:

2021 Carol L Sirot Foundation 990 published

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