Dr. Oyer is a licensed psychologist and psychoanalyst. He is the Co-Director of the Externship program at the Greene Clinic, Assistant Clinical Professor at the Icahn School of Medicine, and Adjunct Supervising Faculty in the clinical psychology doctoral program at City College. He completed his doctoral training at the City University of New York and his doctoral internship at New York Psychoanalytic Society and Institute (NYPSI) and Mount Sinai Medical Center. With a small group of others, Dr. Oyer created and implemented a program of independent psychoanalytic training through which he continues to pursue lifelong formation.

He has experience working in a wide range of settings, from inpatient psychiatric units and intensive hospital-based outpatient programs, to therapeutic communities, to substance abuse treatment facilities, to university counseling centers and outpatient mental health clinics.

Dr. Oyer is on the editorial board of the European Journal of Psychoanalysis and is a participant at Après Coup Psychoanalytic Association and Das Unbehagen: A Free Association for Psychoanalysis.