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Specialties & Experience of this Expert Witness

General Specialties:

Psychiatry and Pharmaceutical Research

Specialty Focus:

Psychiatric Adverse Reactions, Side Effects, Suicide, Homicide, Involuntary Intoxication


MD, University of Queensland

Years in Practice:


Additional Information

Dr. Josef Witt-Doerring is board-certified psychiatrist who specializes in the accurate identification of psychiatric adverse drug reactions. Currently, Dr. Witt-Doerring is the supervising Medical Director for telepsychiatric services for emergency room and consult-liaison psychiatry for HCA Healthcare's TriStar Division in Tennessee. Within this role, he oversees the quality of psychiatric care for 18 psychiatrists working in a division comprised of 11 hospitals and 4 freestanding emergency rooms. Dr. Witt-Doerring also sees outpatients in his private practice that focuses issues pertaining to psychiatric adverse reactions. Previously, Dr. Witt-Doerring served as a Medical Officer within the Division of Psychiatry at the Food and Drug Administration, where he analyzed emergent safety issues for psychiatric drugs and proposed strategies to mitigate risk. Before that, he completed a fellowship in Psychiatric Drug Development at Janssen Research & Development whilst also holding the post of Assistant Professor at Drexel College of Medicine. He completed his psychiatric residency at Baylor College of Medicine and graduated from the University of Queensland Medical School in Australia. Throughout his career Dr. Witt-Doerring has focused on the scientific process for determining causal relationships between psychiatric interventions and emergent side effects. On this issue he has been an invited speaker at multiple scientific conferences and has appeared on online and television interviews. Dr. Witt-Doerring’s experience working in pharmaceutical, regulatory and clinical settings has given him a broad hands-on understanding on the scientific process to correctly identify the adverse reactions of psychiatric interventions. Dr. Witt-Doerring holds active medical licenses in MD,PA,GA,TN,TX,NM, and UT.