| 2024 | Orthocarolina Research Institute Inc. | 990 | Board Director | 0.1 | $0 | $0 | View return |
| 2023 | Orthocarolina Research Institute Inc. | 990 | Board Director | 0.1 | $0 | $0 | View return |
| 2023 | Mark Twain St Josephs Hospital Foundation | 990 | Chair | 2 | $0 | $0 | View return |
| 2022 | Orthocarolina Research Institute Inc. | 990 | Board Director | 0.1 | $0 | $0 | View return |
| 2022 | Mark Twain St Josephs Hospital Foundation | 990 | Chair | 2 | $0 | $0 | View return |
| 2021 | Orthocarolina Research Institute Inc. | 990 | Chairman | 1.5 | $0 | $0 | View return |
| 2021 | Mark Twain St Josephs Hospital Foundation | 990 | Chair | 0.25 | $0 | $0 | View return |
| 2020 | Orthocarolina Research Institute Inc. | 990 | Chairman | 1.5 | $0 | $0 | View return |
| 2020 | The Hip Society | 990 | Committee Chair | 1 | $0 | $0 | View return |
| 2019 | Mark Twain Medical Center | 990 | Chairman (Thru 5/2019) | 4 | $0 | $0 | View return |
| 2019 | Orthocarolina Research Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2018 | Orthocarolina Research Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2018 | Mark Twain Medical Center | 990 | Chairman | 4 | $0 | $0 | View return |
| 2017 | Mark Twain Medical Center | 990 | Chairman | 4 | $7,000 | $0 | View return |
| 2017 | Orthocarolina Research Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2016 | Mark Twain Medical Center | 990 | Chairman | 4 | $22,500 | $0 | View return |
| 2016 | Orthocarolina Research Institute Inc. | 990 | Chairman, Executive Commit | 1 | $0 | $0 | View return |
| 2016 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | $0 | View return |
| 2015 | Mark Twain Medical Center | 990 | Chairman | 4 | $2,700 | $0 | View return |
| 2015 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | - | View return |
| 2015 | Orthocarolina Research Institute Inc. | 990 | Chairman, Executive Committee | 3 | $0 | $0 | View return |
| 2014 | Mark Twain Medical Center | 990 | Chairman | 40 | $120,213 | $0 | View return |
| 2014 | Orthocarolina Research Institute Inc. | 990 | Chairman, Executive Committee | 3 | $0 | $0 | View return |
| 2014 | The Knee Society Inc. | 990 | Committee Ch | 1 | $0 | $0 | View return |
| 2013 | Orthocarolina Research Institute Inc. | 990 | Chairman | 3 | $0 | $0 | View return |
| 2013 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | - | View return |
| 2013 | The Knee Society Inc. | 990 | Committee Ch | 1 | $0 | $0 | View return |
| 2012 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | - | View return |
| 2011 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | $0 | View return |
| 2010 | Elizabeth R Griffin Research Foundation Inc | 990PF | Deceased, Honorary Director | 0 | $0 | $0 | View return |