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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 Frederick Health Medical Group LLC John L Zapas

John L Zapas

Highest compensated employee

Physician at Frederick Health Medical Group LLC

Fiscal year ended June 30, 2019. Published on January 24, 2026.

$481,281
2019

Total compensation

John L Zapas has been listed as an employee of Frederick Health Medical Group LLC in Form 990 filings since at least fiscal year 2016. Total compensation for John L Zapas has increased by 12.6% from 2016 to 2019.

Annual compensation details

$481,281
+3.5%
Physician
2019
$444k
40 hrs/wk
$38k
--
$464,820
-3.9%
Physician
2018
$433k
40 hrs/wk
$33k
--
$483,855
+13.2%
Physician
2017
$461k
40 hrs/wk
$24k
--
$427,446
Physician
2016
$412k
40 hrs/wk
$16k
--

Total compensation by year

Compare the compensation of John L Zapas to:

Revisions to this profile

January 24, 2026:
2019 Frederick Health Medical Group LLC 990 published
January 24, 2026:
2018 Frederick Health Medical Group LLC 990 published
January 24, 2026:
2017 Frederick Health Medical Group LLC 990 published

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2019

Other employees at Frederick Health Medical Group LLC

Thomas Kleinhanzl
President/Ceo-Fhi
$2,396,665
$0 $2,079,039 $317,626
Michelle K Mahan
Cfo-Hospital
$700,577
$0 $635,679 $64,898
Patrick Johannes Mansky
Physician
$574,872
$548,512 No related comp$26,360
Elhamy D Eskander
Physician
$512,952
$479,283 No related comp$33,669
Maurice A Smith
Physician
$504,130
$477,286 No related comp$26,844
Jared R Berkowitz
Physician
$500,113
$463,725 No related comp$36,388
Mihir M Jani, M.D.
Director and Physician
$396,432
$361,273 No related comp$35,159
Gnanaraj J Koilpillai
Director and Physician
$364,641
$326,023 No related comp$38,618
N Eric Carnell
Director and Physician
$363,717
$343,571 No related comp$20,146