| 2024 | The New York Community Hospital of Brooklyn Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2024 | Maimonides Health Resources Inc. | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2024 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2024 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Maimonides Health Resources Inc. | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | The New York Community Hospital of Brooklyn Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2022 | Maimonides Health Resources Inc. | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | The New York Community Hospital of Brooklyn Inc | 990 | Trustee | 0.1 | $0 | $0 | View return |
| 2021 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Maimonides Health Resources Inc. | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2018 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2015 | Maimonides Medical Center- | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2014 | Maimonides Medical Center- | 990 | Trustee/Vice CHR Thru May 2014 | 0.5 | $0 | $0 | View return |
| 2014 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2013 | Maimonides Medical Center- | 990 | Vice Chairman/Trustee | 0.5 | $0 | - | View return |
| 2013 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2012 | The Mortimer & Barbara Klaus Family Foundation | 990PF | President | 1 | $0 | $0 | View return |