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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 Cystic Fibrosis Foundation John Mahler, M.D.

John Mahler, M.D.

Key employee

Chief Investment Officer at Cystic Fibrosis Foundation

Fiscal year ended December 31, 2016. Published on January 24, 2026.

$940,732

2016

Total compensation

John Mahler, M.D. has been listed as an employee of Cystic Fibrosis Foundation in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$940,732

Chief Investment Officer

2016

$831k

55 hrs/wk

$110k

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Total compensation by year

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January 24, 2026:

2016 Cystic Fibrosis Foundation 990 published

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2016

Other employees at Cystic Fibrosis Foundation

Preston Campbell, M.D.

President and Chief Executive Officer

$1,177,165

$616,640 $304,574 $255,951

Robert J Beall, Ph.D.

Former Ceo&Current Consultant

$644,712

$518,038 $126,109 $565

Vera H Twigg

Executive Vice President and Chief Financial Officer

$568,155

$465,131 No related comp$103,024

Bruce Marshall, M.D.

Senior Vice President, Clinical Affairs

$513,969

$386,312 $95,540 $32,117

Marc S Ginsky

Executive Vice President, COO and Secretary

$455,182

$305,540 No related comp$149,642

William Skach, M.D.

Senior Vice President, Research Affairs

$442,116

$58,192 $329,757 $54,167

Timothy A Waire Jr

Chief Information Officer

$370,477

$308,006 No related comp$62,471

Leah Bloom, Ph.D.

Chief of Strategy

$354,675

$305,677 No related comp$48,998

Marybeth McMahon, Ph.D.

Chief of Staff

$345,168

$294,073 No related comp$51,095

Other people named John Mahler, M.D.

2016

John C Mahler Jr

Cystic Fibrosis Foundation

East Concord Medical Foundation Inc.

Palatine Township Senior Citizens Council

United Nevada Industries