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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 Childrens Hospital of Illinois Medical Group Thomas G Hammerton

Thomas G Hammerton

President OSF Healthcare Foundation Chief Development Officer at Childrens Hospital of Illinois Medical Group

Fiscal year ended December 31, 2018. Published on January 24, 2026.

$0

2018

Total compensation

Thomas G Hammerton has been listed as an employee of Childrens Hospital of Illinois Medical Group in Form 990 filings since fiscal year 2017.

Annual compensation details

$0

President OSF Healthcare Foundation Chief Development Officer

2018

$0

President OSF Healthcare Foundation Chief Development Officer

2017

Compare the compensation of Thomas G Hammerton to:

2018

Other employees at Childrens Hospital of Illinois Medical Group

Michael A Cruz, M.D.

Chief Executive Officer Central Region

Divya-Devi Joshi

CEO Children SL

Sister Rose Therese Mann Osf

Ralph R Velazquez

System Chief Medical Officer

Brian Silverstein, M.D.

Jeffry M Tillery

Partial Year - Senior Vice President Chief Transformation Officer

James J Mormann

Chief Information Officer

Leon A Yeh, M.D.

Vice President CMO Emergency Serv

Robert L Brandfass

Senior Vice President Chief Legal Officer

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January 24, 2026:

2018 Childrens Hospital of Illinois Medical Group 990 published

January 24, 2026:

2017 Childrens Hospital of Illinois Medical Group 990 published

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