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Employees UMass Memorial Health Care Inc Affiliates Stephen E Tosi, M.D.

Stephen E Tosi, M.D.

OfficerTrustee/director

President Until Fy2021, UMM Medical Group, INC, Director, UMM ACO, INC at UMass Memorial Health Care Inc Affiliates

Fiscal year ended September 30, 2022. Published on January 25, 2026.

$695,191
2022

Total compensation

Stephen E Tosi, M.D. has been listed as an employee of UMass Memorial Health Care Inc Affiliates in Form 990 filings since at least fiscal year 2016. Total compensation for Stephen E Tosi, M.D. has decreased by 44.4% from 2016 to 2022.

Annual compensation details

$695,191
-43%
President Until Fy2021, UMM Medical Group, INC, Director, UMM ACO, INC
2022
$655k related
--
$41k other
--
$1,219,738
+0.9%
President Until Fy2021, UMM Medical Group, INC, Director, UMM ACO, INC
2021
$1.1M org
40 hrs/wk
$143k other
--

Total compensation by year

Compare the compensation of Stephen E Tosi, M.D. to:

2022

Other employees at UMass Memorial Health Care Inc Affiliates

Eric W Dickson, M.D.
President CEO, Ummhc, Inc. Affiliates, Director Various
$3,085,922
$0 from org$2,538,486 from related$547,436 other
Edward Moore
President, Director, UMM Harrington Hospital INC Officer Director Various
$1,922,810
$1,870,690 from orgNo related comp$52,120 other
William Corbett, M.D.
Director, UMM Healthalliance-Clinton Hosp. , Inc., Director Various
$1,833,268
$1,747,029 from orgNo related comp$86,239 other
Michael Gustafson, M.D.
President, UMM Medical Center, INC, Director Various
$1,809,759
$1,498,616 from orgNo related comp$311,143 other
Sergio Melgar
Evp/Cfo/Treasurer, UMM Health Care, Inc. Officer/Dir Various
$1,562,668
$0 from org$1,376,573 from related$186,095 other
Douglas S Brown
Secretary, UMM Medical Center, Inc., Officer Director Various
$1,421,322
$0 from org$1,157,049 from related$264,273 other
Arno S Sungarian, M.D.
Physician, Neurological Surgeon for CMG - MED Group
$1,116,753
$992,213 from orgNo related comp$124,540 other
Mark Johnson, M.D.
Director Until 9/2022, UMM Medical Center, INC
$1,104,456
$979,552 from orgNo related comp$124,904 other
Demetrius Litwin, M.D.
Physician, Chair of Surgery DEPT - MED Group
$1,062,361
$930,849 from orgNo related comp$131,512 other
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Revisions to this profile

January 25, 2026:
2022 UMass Memorial Health Care Inc Affiliates 990 published
January 25, 2026:
2021 UMass Memorial Health Care Inc Affiliates 990 published
January 24, 2026:
2020 UMass Memorial Health Care Inc Affiliates 990 published

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$1,208,691
+13.2%
President, UMM Medical Group, INC, Director, UMM ACO, INC
2020
$1.1M org
40 hrs/wk
$116k other
--
$1,068,034
-5.4%
President, UMM Med Group, Inc., Director, UMM ACO, INC
2019
$963k org
40 hrs/wk
$106k other
--
$1,128,955
-8.4%
President, UMM Med Group, Inc., Director Various
2018
$1M org
40 hrs/wk
$103k other
--
$1,233,136
-1.3%
President, UMM Med Group, Inc., Director Various
2017
$1.1M org
40 hrs/wk
$110k other
--
$1,249,672
President, UMM Med Group, Inc., Director Various
2016
$1.1M org
40 hrs/wk
$109k other
--

Other people named Stephen E Tosi, M.D.

2022
Employee
Stephen Tosi
UMass Memorial Health Care Inc & Affiliates
$671,242
Employee
Stephen Tosi
UMass Memorial Health Care Inc (Parent)
$671,242
Board Member
Stephen Tosi
VNA Care Network Foundation Inc
$0
Board Member
Stephen E Tosi
VNA First Choice Inc
$0
Board Member
Stephen Tosi, M.D.
Physician Health Services Inc.
$0