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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 Northwestern Medical Center Leonard Tremblay, M.D.

Leonard Tremblay, M.D.

Highest compensated employee

Obgyn Physician at Northwestern Medical Center

Fiscal year ended September 30, 2020. Published on January 24, 2026.

$517,583
2020

Total compensation

Leonard Tremblay, M.D. has been listed as an employee of Northwestern Medical Center in Form 990 filings since at least fiscal year 2016. Total compensation for Leonard Tremblay, M.D. has increased by 9.5% from 2016 to 2020.

Annual compensation details

$517,583
Obgyn Physician
2020
$492k org
40 hrs/wk
$26k other
--
$472,771
OB/GYN Physician
2016
$448k org
40 hrs/wk
$26k other
--

Total compensation by year

Compare the compensation of Leonard Tremblay, M.D. to:

2020

Other employees at Northwestern Medical Center

Michael Barnum, M.D.
Orthopedic Surgeon
$1,034,144
$1,002,139 from orgNo related comp$32,005 other
Robert Beattie, M.D.
Orthopedic Surgeon
$744,360
$714,238 from orgNo related comp$30,122 other
Lawrence Sullivan, M.D.
Member / Obgyn Physician
$713,738
$681,733 from orgNo related comp$32,005 other
Gregory Brophey, M.D.
Ophthalmologist
$662,334
$636,858 from orgNo related comp$25,476 other
John P Minadeo
Physician
$505,302
$473,297 from orgNo related comp$32,005 other
Jill Berry Bowen
Former Chief Executive Officer
$450,282
$446,709 from orgNo related comp$3,573 other
Chris Hickey
Former Chief Financial Officer
$126,179
$116,671 from orgNo related comp$9,508 other
Robyn Alvis
COO Northwestern Medical Group
$103,299
$98,647 from orgNo related comp$4,652 other
Jerry Barbini
Interim Chief Executive Officer
$0
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Revisions to this profile

January 24, 2026:
2020 Northwestern Medical Center 990 published
January 24, 2026:
2016 Northwestern Medical Center 990 published

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2020
Employee
Leonard Tremblay
Friends of the Dyken Pond Ltd.
$0