Officer
MARK O'HALLA
28 organizations • 96 returns • Latest tax year 2024
President And CEO Of Prisma HealthDirectorMemberTrusteeCOO Executive VPCOOChairmanDirector/COOInterim CEOMhc Executive Vice-PresidentTrustee & COO MhcAt-Large Director (Eff. 7/1/24)
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
28
Returns
96
Total Compensation
$14,133,896
Total Benefits
$95,375,740
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| Mclaren Health Care Corporation | 38-2397643 | 6 | 2020 | Former COO Executive VP | $9,582,672 |
| Sc Health Company | 82-2595551 | 4 | 2023 | President And CEO Of Prisma Health | $4,501,292 |
| The Outpost Center | 47-4969920 | 9 | 2023 | Director | $49,932 |
| Mclaren Bay Region | 38-1976271 | 6 | 2019 | Mhc Executive VP (Part-Year) | $0 |
| Mclaren Central Michigan | 38-1420304 | 6 | 2019 | Director/COO (Part Year) | $0 |
| Mclaren Lapeer Region | 38-2689033 | 6 | 2019 | Trustee - Part Year | $0 |
| Mclaren Macomb | 38-1218516 | 6 | 2019 | Trustee & COO Mhc -Partial Year | $0 |
| Mclaren Oakland | 38-1428164 | 6 | 2019 | Member, COO Mhcc (Part Year) | $0 |
| Mclaren Medical Group | 38-2988086 | 5 | 2019 | Director - Part Year | $0 |
| Prisma Health-Midlands | 58-2296052 | 4 | 2023 | President And CEO Of Prisma Health | $0 |
| South Carolina Hospital Association | 57-0372816 | 4 | 2023 | Chair | $0 |
| Prisma Health - Upstate | 81-1723202 | 3 | 2024 | President And CEO Of Prisma Health | $0 |
| Prisma Health Tuomey | 47-4914917 | 3 | 2024 | President And CEO Of Prisma Health | $0 |
| Greenville Health Corporation | 57-0835816 | 3 | 2023 | President And CEO Of Prisma Health | $0 |
| Prisma Health Medical Group-Midlands | 47-1345819 | 3 | 2023 | President And CEO Of Prisma Health | $0 |
| Prisma Health-University Medical Group | 57-1004971 | 3 | 2023 | President And CEO Of Prisma Health | $0 |
| Karmanos Cancer Foundation | 38-3584572 | 3 | 2016 | Director | $0 |
| North Oakland-North Macomb Imaging Inc. | 38-2807040 | 2 | 2019 | Member, COO Mhcc | $0 |
| Mclaren Oakland Foundation | 20-0442217 | 2 | 2017 | Interim CEO (Partial Year) | $0 |
| Mclaren Health Management Group | 38-3491714 | 2 | 2015 | Member | $0 |
| Mount Clemens Regional Healthcare Foundation | 38-2578873 | 2 | 2015 | CEO - Part Year | $0 |
| Medstar Inc. | 38-2666933 | 2 | 2014 | Chairman | $0 |
| America'S Essential Hospitals | 52-1236600 | 1 | 2024 | At-Large Director (Eff. 7/1/24) | $0 |
| Prisma Health Eastern Tennessee | 99-4621196 | 1 | 2024 | Director/Chair (To 11/30/24), Ex-Officio Director | $0 |
| Sc Chamber of Commerce | 57-0219655 | 1 | 2020 | Board Member | $0 |
| Mclaren Caro Region | 38-3426063 | 1 | 2019 | Trustee, COO Mhcc - Part Year | $0 |
| Mclaren Greater Lansing | 38-1434090 | 1 | 2019 | Board Member, COO Mhcc (Part Year) | $0 |
| Southwest Metro Chamber of Commerce | 26-3736984 | 1 | 2013 | Director | $0 |
Returns
| Tax Year | Organization | Type | Title | Hours / Week | Compensation | Benefits | Return |
|---|---|---|---|---|---|---|---|
| 2024 | Prisma Health Tuomey | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2024 | Prisma Health - Upstate | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2024 | America'S Essential Hospitals | 990 | At-Large Director (Eff. 7/1/24) | 1 | $0 | $0 | View return |
| 2024 | Prisma Health Eastern Tennessee | 990EZ | Director/Chair (To 11/30/24), Ex-Officio Director | 1 | $0 | $0 | View return |
| 2023 | Sc Health Company | 990 | President And CEO Of Prisma Health | 40 | $2,188,170 | $0 | View return |
| 2023 | The Outpost Center | 990 | Director | 0 | $49,932 | $0 | View return |
| 2023 | Greenville Health Corporation | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2023 | Prisma Health-University Medical Group | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2023 | Prisma Health Medical Group-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2023 | Prisma Health-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $2,188,170 | View return |
| 2023 | South Carolina Hospital Association | 990 | Chair | 1 | $0 | $0 | View return |
| 2022 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | South Carolina Hospital Association | 990 | Chair-Elect | 1 | $0 | $0 | View return |
| 2021 | Prisma Health - Upstate | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2021 | Prisma Health Tuomey | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2021 | South Carolina Hospital Association | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Mclaren Health Care Corporation | 990 | Former COO Executive VP | 48.49 | $1,869,563 | $0 | View return |
| 2020 | Sc Health Company | 990 | President And CEO Of Prisma Health | 40 | $1,560,326 | $0 | View return |
| 2020 | Prisma Health Medical Group-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2020 | Prisma Health-University Medical Group | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2020 | Greenville Health Corporation | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2020 | Prisma Health-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $1,560,326 | View return |
| 2020 | Prisma Health Tuomey | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2020 | Prisma Health - Upstate | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2020 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | South Carolina Hospital Association | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Sc Chamber of Commerce | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Mclaren Health Care Corporation | 990 | COO Executive VP | 31.79 | $1,722,641 | $0 | View return |
| 2019 | Sc Health Company | 990 | President And CEO Of Prisma Health | 40 | $752,796 | $0 | View return |
| 2019 | Mclaren Bay Region | 990 | Mhc Executive VP (Part-Year) | 3 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Lapeer Region | 990 | Trustee - Part Year | 2 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Oakland | 990 | Member, COO Mhcc (Part Year) | 1.7 | $0 | $1,722,641 | View return |
| 2019 | North Oakland-North Macomb Imaging Inc. | 990 | Member, COO Mhcc | 1 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Medical Group | 990 | Director - Part Year | 1 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Greater Lansing | 990 | Board Member, COO Mhcc (Part Year) | 1.5 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Central Michigan | 990 | Director/COO (Part Year) | 0.1 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Macomb | 990 | Trustee & COO Mhc -Partial Year | 4 | $0 | $1,722,641 | View return |
| 2019 | Mclaren Caro Region | 990 | Trustee, COO Mhcc - Part Year | 0.1 | $0 | $1,722,641 | View return |
| 2019 | Prisma Health-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2019 | Greenville Health Corporation | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2019 | Prisma Health Medical Group-Midlands | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2019 | Prisma Health-University Medical Group | 990 | President And CEO Of Prisma Health | 1 | $0 | $752,796 | View return |
| 2019 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Mclaren Health Care Corporation | 990 | COO Executive VP | 31 | $1,470,545 | $0 | View return |
| 2018 | Mclaren Central Michigan | 990 | Director/COO | 0.21 | $0 | $1,470,545 | View return |
| 2018 | Mclaren Macomb | 990 | Trustee & COO Mhc | 4 | $0 | $1,470,545 | View return |
| 2018 | Mclaren Lapeer Region | 990 | Trustee | 2 | $0 | $1,470,545 | View return |
| 2018 | North Oakland-North Macomb Imaging Inc. | 990 | Interim CEO (Part Year) | 1 | $0 | $1,470,545 | View return |
| 2018 | Mclaren Bay Region | 990 | Mhc Executive Vice-President | 3 | $0 | $1,470,545 | View return |
| 2018 | Mclaren Medical Group | 990 | Interim President And CEO | 1 | $0 | $1,470,545 | View return |
| 2018 | Mclaren Oakland | 990 | Interim CEO | 1.7 | $0 | $1,470,545 | View return |
| 2018 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Sc Health Company | 990 | CEO Of Prisma Health (Beg. 7/19) | 40 | $0 | $0 | View return |
| 2018 | Prisma Health-Midlands | 990 | CEO Of Prisma Health (Beg 7/19) | 1 | $0 | $0 | View return |
| 2017 | Mclaren Health Care Corporation | 990 | COO Executive VP | 40 | $1,351,667 | $0 | View return |
| 2017 | Mclaren Oakland Foundation | 990 | Interim CEO (Partial Year) | 5 | $0 | $1,470,545 | View return |
| 2017 | Mclaren Bay Region | 990 | Mhc Executive Vice-President | 3 | $0 | $1,351,667 | View return |
| 2017 | Mclaren Medical Group | 990 | Director | 1 | $0 | $1,351,667 | View return |
| 2017 | Mclaren Central Michigan | 990 | Director/COO | 0.11 | $0 | $1,351,667 | View return |
| 2017 | Mclaren Oakland | 990 | Member | 1.7 | $0 | $1,351,667 | View return |
| 2017 | Mclaren Lapeer Region | 990 | Trustee | 0 | $0 | $1,351,667 | View return |
| 2017 | Mclaren Macomb | 990 | Trustee & COO Mhc | 4 | $0 | $1,351,667 | View return |
| 2017 | The Outpost Center | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Mclaren Health Care Corporation | 990 | COO | 40 | $1,634,969 | $0 | View return |
| 2016 | Mclaren Oakland | 990 | Member | 1.7 | $0 | $1,634,969 | View return |
| 2016 | Karmanos Cancer Foundation | 990 | Director | 0.3 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Macomb | 990 | Trustee & COO Mclaren | 4 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Lapeer Region | 990 | Trustee | 0 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Central Michigan | 990 | Director | 0.09 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Bay Region | 990 | Director | 3 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Medical Group | 990 | Director | 1 | $0 | $1,634,969 | View return |
| 2016 | Mclaren Oakland Foundation | 990 | Interim CEO | 5 | $0 | $1,351,667 | View return |
| 2016 | The Outpost Center | 990EZ | Director | 0 | $0 | - | View return |
| 2015 | Mclaren Health Care Corporation | 990 | COO | 40 | $1,533,287 | $0 | View return |
| 2015 | Mclaren Macomb | 990 | Trustee - Executive VP, COO | 4 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Health Management Group | 990 | Member | 2 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Lapeer Region | 990 | Trustee | 0 | $0 | $1,533,287 | View return |
| 2015 | Mount Clemens Regional Healthcare Foundation | 990 | CEO - Part Year | 1 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Central Michigan | 990 | Director | 1 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Medical Group | 990 | Director | 2 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Oakland | 990 | Member | 1.7 | $0 | $1,533,287 | View return |
| 2015 | Karmanos Cancer Foundation | 990 | Director | 0.3 | $0 | $1,533,287 | View return |
| 2015 | Mclaren Bay Region | 990 | Director | 3 | $0 | $1,533,287 | View return |
| 2015 | The Outpost Center | 990EZ | Director | 0 | $0 | - | View return |
| 2014 | Mclaren Lapeer Region | 990 | Trustee | 2 | $0 | $799,228 | View return |
| 2014 | Mclaren Central Michigan | 990 | Director-Part Year | 0.3 | $0 | $799,228 | View return |
| 2014 | Mclaren Oakland | 990 | Member | 1 | $0 | $799,228 | View return |
| 2014 | Karmanos Cancer Foundation | 990 | Director | 0.3 | $0 | $799,228 | View return |
| 2014 | Mclaren Health Management Group | 990 | Member | 1 | $0 | $799,228 | View return |
| 2014 | Mount Clemens Regional Healthcare Foundation | 990 | CEO | 0.5 | $0 | $799,228 | View return |
| 2014 | Mclaren Macomb | 990 | President/CEO | 40 | $0 | $799,228 | View return |
| 2014 | Mclaren Bay Region | 990 | Director (Appointed) | 3 | $0 | $799,228 | View return |
| 2014 | Medstar Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Medstar Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Southwest Metro Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |