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Employees Avera Marshall Jonna Maas, M.D.

Jonna Maas, M.D.

Highest compensated employee

Internal Medicine and Hospitalist at Avera Marshall

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

$729,416
2023

Total compensation

Jonna Maas, M.D. has been listed as an employee of Avera Marshall in Form 990 filings since fiscal year 2022. Total compensation for Jonna Maas, M.D. has increased by 14.8% from 2022 to 2023.

Annual compensation details

$729,416
+14.8%
Internal Medicine and Hospitalist
2023
$685k
40 hrs/wk
$46k
--
$635,638
Internal Medicine and Hospitalist
2022
$598k
40 hrs/wk
$39k
--

Total compensation by year

Compare the compensation of Jonna Maas, M.D. to:

Revisions to this profile

January 25, 2026:
2023 Avera Marshall 990 published
January 25, 2026:
2022 Avera Marshall 990 published

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2023

Other employees at Avera Marshall

Julie Lautt
CFO Avera Health;Secretary/Treasurer
$1,103,540
$0 $1,086,452 $17,088
Emmy Ho, M.D.
Orthopedics and Surgery
$952,406
$905,882 No related comp$46,524
Daniel Lister, M.D.
Orthopedics and Surgery
$917,301
$875,715 No related comp$41,586
Arthur Rillo, M.D.
Family Medicine/Ob
$782,471
$735,911 No related comp$46,560
Curtis Louwagie, M.D.
Board Member/Opthalmology
$748,773
$695,557 No related comp$53,216
Timothy Michals, M.D.
Pediatrics and Internal Medicine
$747,480
$732,230 No related comp$15,250
Debbie Streier
Regional President and CEO
$509,045
$0 $470,488 $38,557
Doris Derynck
Former Vice President Clinical Operations/Cno
$291,076
$271,044 No related comp$20,032
Sharon Williams
Former Sec/Treas and Vice President Finance
$233,646
$0 $196,827 $36,819