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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 Dental Clinics North Ralph Kooistra, Dds

Ralph Kooistra, Dds

Officer

Executive/Dental Director at Dental Clinics North

Fiscal year ended September 30, 2024. Published on January 25, 2026.

$225,428
2024

Total compensation

Ralph Kooistra, Dds has been listed as an employee of Dental Clinics North in Form 990 filings since fiscal year 2019. Total compensation for Ralph Kooistra, Dds has increased by 1,178.2% from 2019 to 2024.

Annual compensation details

$225,428
+43.6%
Executive/Dental Director
2024
$187k org
30 hrs/wk
$39k other
--
$156,948
-4%
Executive/Dental Director
2023
$144k org
30 hrs/wk
$14k other
--

Total compensation by year

Compare the compensation of Ralph Kooistra, Dds to:

2024

Other employees at Dental Clinics North

William Pruden, Dds
Dentist
$311,489
$291,683 from orgNo related comp$19,806 other
Nicole Thayer, Dds
Dentist
$265,080
$235,790 from orgNo related comp$29,290 other
Nicollete Bassett, Dds
Dentist
$262,219
$237,847 from orgNo related comp$24,372 other
Thomas Shoniker, Dds
Dentist
$219,594
$200,755 from orgNo related comp$18,839 other
Matthew Kuiper, Dds
Dentist
$217,925
$208,276 from orgNo related comp$9,649 other
Daniel Thorell
Secretary
$170,340
$0 from org$132,929 from related$37,411 other
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Revisions to this profile

January 25, 2026:
2024 Dental Clinics North 990 published
January 25, 2026:
2023 Dental Clinics North 990 published
January 25, 2026:
2022 Dental Clinics North 990 published

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$163,548
+44%
Executive/Dental Director
2022
$143k org
30 hrs/wk
$22k other
--
$113,549
-11.2%
Executive/Dental Director
2021
$109k org
30 hrs/wk
$6k other
--
$127,873
+625%
Ex.Director - PART Year/Dental Director
2020
$112k org
20 hrs/wk
$16k other
--
$17,637
Associate Dental Director
2019
$16k org
16 hrs/wk
$3k other
--

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2024
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$0
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$13,500
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$0
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$5,625
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