NASJVP Expert Witness Directory
| Dr. Janice Ophoven | Pathologist | Medical Malpractice Verdicts, Settlements & Experts |
| Dr. Janice Ophoven | Pathologist | Verdictum Juris |
| Dr. Janice Ophoven | Pathologist | Wisconsin Jury Verdict |
| Jack Opinsky D.M.D. | Prosthodontist | JAS Publications |
| Dr. John M. Opitz | Geneticist | Cook County Jury Verdict Reporter |
| Dr. Elliot B. Oppenheim | Family Practice | Cook County Jury Verdict Reporter |
| Dr. Elliott Oppenheim | Family Practitioner | Verdict Reporter Inc. |
| Dr. Jeffrey Oppenheim | Neurosurgeon | VerdictSearch New York Reporter |
| Edgar Y. Oppenheimer M.D. | Pediatric Neurologist | JAS Publications |
| Charles Opsahl Ph.D. | Neuropsychologist | JAS Publications |
| Philip Opsal | Wood | Cook County Jury Verdict Reporter |
| Dr. Osafadu Opum | Neurologist | VerdictSearch New York Reporter |