Compensation 990

Medical Services Inc.

Fiscal year ending 2025. Filed on November 10, 2025.

11040 N State Road 77
Hayward, Wisconsin 54843

Medical Services Inc. (EIN: 39-1536207), also known as Tamarack Health Hayward Medical Center, has filed an IRS Form 990 since fiscal year 2017. In its fiscal year 2025 IRS Form 990 filing, Medical Services Inc., a 501(c)(3) charitable organization, reported compensation for 10 out of 646 total employees. Among the employees shown here, the average compensation is $696,109. The highest compensated employee at Medical Services Inc. is Jason Douglas with fiscal year 2025 compensation of $1,283,964. Medical Services Inc. changed its name from Medical Services Inc. D/B/a Hayward Area Memorial Hospital in 2024.

Revenue, expenses, and employee compensation

Revenue

$98,267,512

Expenses

$88,788,815

Employee compensation

$50,855,691
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Jason Douglas
Former President (DIR and Officer)
$1,283,964
$0 from org$1,228,098 from related$55,866 other
Brian Donahue
Physician
$1,072,930
$1,007,185 from orgNo related comp$65,745 other
Paul Tonkin
Physician
$932,284
$867,475 from orgNo related comp$64,809 other
David Lynn
Physician
$703,190
$636,434 from orgNo related comp$66,756 other
Luke Beirl
Director/Ceo-Msi/Interim Pres-Rei
$651,787
$581,241 from orgNo related comp$70,546 other
Sarah Fowler
Physician
$650,316
$584,994 from orgNo related comp$65,322 other
Matthew Vincent
CRNA
$535,425
$470,015 from orgNo related comp$65,410 other
Kent Dumonseau
CFO - REI
$534,130
$0 from org$475,431 from related$58,699 other
Heather Sheehan
Chief Operating Officer
$302,263
$243,282 from orgNo related comp$58,981 other
Aindrea Lindsay
CCO
$294,796
$236,600 from orgNo related comp$58,196 other

Non-Employee Board Members

Dodson Thompson, Do
Director/Chief of Staff
Gregg Lundberg
Director
Harry Malcolm, M.D.
Director
John Garrett
Treasurer
John Will
Director
Kylah Eckes
Secretary
Mary Hansen
Director
Ned Wolf
Vice Chair
Rich Hoban
Chair
Stacey McKinney
Director

Contractors

Market & Johnson
Contractor for Building Projects
$11,478,378
Regional Enterprises Inc.
Pro Fees/Rent
$4,139,815
Medical Solutions
Travel Staffing
$926,025
Kbk Services Inc.
Contractor for Building Projects
$555,376
Shared Medical Technology
Pro Fees
$446,712

Mission Statement

IMPROVE THE HEALTH AND WELLBEING FOR THE PEOPLE OF OUR REGION.

Revisions to this organization profile

December 9, 2025:
Amended 2024 Medical Services Inc. 990 filed
November 10, 2025:
2025 Medical Services Inc. 990 filed
October 31, 2023:
2023 Medical Services Inc. 990 filed

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