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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 Trihealth Physician Enterprise Corp. Mark Wahlquist, M.D.

Mark Wahlquist, M.D.

Highest compensated employee

Physician at Trihealth Physician Enterprise Corp.

Fiscal year ended June 30, 2016. Published on January 24, 2026.

$791,964
2016

Total compensation

Mark Wahlquist, M.D. has been listed as an employee of Trihealth Physician Enterprise Corp. in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$791,964
Physician
2016
$755k org
60 hrs/wk
$38k other
--

Total compensation by year

Compare the compensation of Mark Wahlquist, M.D. to:

2016

Other employees at Trihealth Physician Enterprise Corp.

John Prout
Trustee
$2,473,087
$0 from org$2,429,327 from related$43,760 other
Mohammad Diab, M.D.
Physician
$1,246,330
$1,205,365 from orgNo related comp$40,965 other
George Kerlakian, M.D.
Physician
$1,164,953
$793,006 from org$306,499 from related$65,448 other
John Schwegmann, M.D.
Physician
$972,130
$910,480 from orgNo related comp$61,650 other
William Groneman
President and Chief Executive Officer
$855,774
$0 from org$662,686 from related$193,088 other
Gerald Oliphant
Trustee (END 9/15)
$837,001
$0 from org$704,803 from related$132,198 other
Kevin Grannan, M.D.
Physician
$806,832
$763,962 from orgNo related comp$42,870 other
Michael Crofton
Trustee
$724,904
$0 from org$579,691 from related$145,213 other
Robert Collins, M.D.
Trustee
$670,050
$0 from org$539,152 from related$130,898 other
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Revisions to this profile

January 24, 2026:
2016 Trihealth Physician Enterprise Corp. 990 published

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