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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 Mass General Brigham Incorporated O'Neil Britton, M.D.

O'Neil Britton, M.D.

Highest compensated employee

Associate Chief Operating Officer at Mass General Brigham Incorporated

Fiscal year ended September 30, 2024. Published on January 25, 2026.

$1,640,117
2024

Total compensation

O'Neil Britton, M.D. has been listed as an employee of Mass General Brigham Incorporated in Form 990 filings since fiscal year 2022. Total compensation for O'Neil Britton, M.D. has increased by 18.8% from 2022 to 2024.

Annual compensation details

$1,640,117
+17.8%
Associate Chief Operating Officer
2024
$1.6M org
50 hrs/wk
$77k other
--
$1,391,835
+0.9%
Associate Chief Operating Officer
2023
$1.3M org
50 hrs/wk
$71k other
--

Total compensation by year

Compare the compensation of O'Neil Britton, M.D. to:

2024

Other employees at Mass General Brigham Incorporated

Anne Klibanski, M.D.
President and Chief Executive Officer and Director
$8,407,816
$6,843,415 from orgNo related comp$1,564,401 other
John R Barker
Former Chief Investment Officer
$3,536,715
$3,524,475 from orgNo related comp$12,240 other
Ron M Walls, M.D.
Chief Operating Officer
$3,210,922
$3,145,963 from orgNo related comp$64,959 other
Gregg S Meyer M.D. Msc
President, Community Division
$2,844,616
$2,777,857 from orgNo related comp$66,759 other
Elizabeth L Baldwin
Portfolio Manager
$2,349,621
$2,267,210 from orgNo related comp$82,411 other
Niyum Gandhi
Chief Financial Officer and Treasurer
$2,323,582
$2,275,225 from orgNo related comp$48,357 other
Katherine L Kamm
Portfolio Manager
$2,312,996
$2,250,983 from orgNo related comp$62,013 other
Laura Peabody
Chief Legal Officer and Secretary
$1,906,911
$1,839,212 from orgNo related comp$67,699 other
Jane D Moran
Chief Information and Digital Officer
$1,744,085
$1,693,644 from orgNo related comp$50,441 other
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Revisions to this profile

January 25, 2026:
2024 Mass General Brigham Incorporated 990 published
January 25, 2026:
2023 Mass General Brigham Incorporated 990 published
January 25, 2026:
2022 Mass General Brigham Incorporated 990 published

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$1,380,075
Assoc. Chief Operating Officer
2022
$1.3M org
50 hrs/wk
$71k other
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