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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 Riddle Memorial Hospital Jonathan Stallkamp

Jonathan Stallkamp

Former

Senior Vice President and Chief Medical Officer at Riddle Memorial Hospital

Fiscal year ended June 30, 2023. Published on January 25, 2026.

$867,305
2023

Total compensation

Jonathan Stallkamp has been listed as an employee of Riddle Memorial Hospital in Form 990 filings since fiscal year 2018. Total compensation for Jonathan Stallkamp has increased by 139.9% from 2018 to 2023.

Annual compensation details

$867,305
+22.2%
Senior Vice President and Chief Medical Officer
2023
$733k
40 hrs/wk
$135k
--
$709,697
+36.7%
Senior Vice President and Chief Medical Officer
2022
$590k
40 hrs/wk
$121k
--
$519,061
+18.2%
Regional Vice President, Medical Affairs
2021
$471k
40 hrs/wk
$49k
--
$439,005
+2.2%
Regional Vice President, Medical Affairs
2020
$398k
40 hrs/wk
$42k
--
$429,432
+18.8%
Regional Vice President, Medical Affairs
2019
$383k
40 hrs/wk
$47k
--
$361,508
Regional Vice President, Medical Affairs
2018
$346k
40 hrs/wk
$17k
--

Total compensation by year

Compare the compensation of Jonathan Stallkamp to:

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Revisions to this profile

January 25, 2026:
2023 Riddle Memorial Hospital 990 published
January 25, 2026:
2022 Riddle Memorial Hospital 990 published
January 25, 2026:
2021 Riddle Memorial Hospital 990 published

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2023

Other employees at Riddle Memorial Hospital

John J Lynch III
Chief Executive Officer and Trustee
$2,602,428
$0 $2,005,175 $597,253
Barbara Wadsworth
Executive Vice President and Chief Operating Officer
$1,134,340
$0 $944,282 $190,058
Michael J Buongiorno
Chief Financial Officer and Executive Vice President and Treasurer
$1,110,735
$0 $949,105 $161,630
Brian T Corbett, Esq
Senior Vice President, GEN Counsel and Secretary
$871,651
$0 $720,653 $150,998
Shelly Buck
President - Riddle Hospital
$788,735
$617,419 No related comp$171,316
Donald Klingen
Senior Vice President and CMIO
$608,968
$0 $474,295 $134,673
James Gengaro
Vice President, Medical Affairs
$428,030
$252,290 $135,486 $40,254
Brenda Defeo
Vice President, Administration
$367,396
$341,918 No related comp$25,478
Jeshahnton Essex
Vice President, Operations
$358,045
$0 $313,381 $44,664

Other people named Jonathan Stallkamp

2023
Employee
Jonathan Stallkamp
Main Line Hospitals Inc
$867,305
Employee
Jonathan Stallkamp
Main Line Services
$867,305
Board Member
Jonathan Stallkamp
Health Care Improvement Foundation
$0
Board Member
Jonathan Stallkamp, M.D.
Health Care Improvement Foundation
$0