| Name | Track | Diplomate Status | Certified Date | Expires |
|---|---|---|---|---|
| Harold A. Ladwig | EEG | Diplomate | 12/31/1960 | Never |
| Terrence D. Lagerlund | CNP | Diplomate | 9/20/1987 | Never |
| Andre H. Lagrange, M.D., Ph.D. | EM | Diplomate | 9/21/2003 | 12/31/2023 |
| Asok Lahiri | EEG | Diplomate | 12/31/1979 | Never |
| Chi-Wan Lai | EEG | Diplomate | 12/31/1979 | Never |
| Gowri Lakshminarayan | NIOM | Diplomate | 10/24/2017 | 12/31/2027 |
| Christos Lambrakis | EM | Diplomate | 4/13/2002 | 12/31/2022 |
| Marcelo Lancman | CNP | Diplomate | 9/9/1995 | Never |
| Frederick Langendorf | CNP | Diplomate | 4/12/1987 | Never |
| Sean E. Lanigar | EM | Diplomate | 11/13/2010 | 12/31/2030 |
| Martin L. Lapkin | CNP | Diplomate | 4/15/1984 | Never |
| Suzette M. LaRoche | EM | Diplomate | 10/12/2008 | 12/31/2028 |
| Suzette M. LaRoche | CC-EEG | Diplomate | 10/24/2015 | 12/31/2025 |
| Eric K. Larson | CNP | Diplomate | 3/18/1989 | Never |
| Anthony T. Lassiter | CNP | Diplomate | 12/31/1992 | Never |
| Augusto Lastimosa | CNP | Diplomate | 5/2/1982 | Never |
| Andrija Lauber | EEG | Diplomate | 12/31/1969 | Never |
| Maurice W. Laufer | EEG | Diplomate | 12/31/1952 | Never |
| Lawrence Lavine | CNP | Diplomate | 12/31/1983 | Never |
| Christopher A. Lawrence | CNP | Diplomate | 4/27/1985 | Never |
| Kenneth D. Laxer | CNP | Diplomate | 5/4/1980 | Never |
| James Y. Lea | CNP | Diplomate | 11/14/1982 | Never |
| Harold S. Leader | EEG | Diplomate | 12/31/1971 | Never |
| Thomas N. Leahy, M.D. | CC-EEG | Diplomate | 11/27/2019 | 12/31/2029 |
| Edward M. Leaton | CNP | Diplomate | 12/31/1987 | Never |
|
1641 Certificants
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