Dr. Claassen is a licensed clinical psychologist and a supervising psychologist in the Trauma and Psychiatry Consult Liaison Services at Parkland Hospital. She is also an associate professor in the Department of Psychiatry, Division of Psychology. Her educational background is in teaching and educational psychology, and She received her Ph.D. in Clinical Psychology in 1995.
Dr. Claassen’s clinical expertise is in the areas of differential diagnosis, psychological assessment, inpatient and outpatient crisis management, chronic pain management, and brief alcohol interventions. She has experience in psychiatric emergency triage and crisis invervention, as well as assessment and treatment of adult substance abusers, psychiatric inpatients and outpatients, chronic pain patients, patients with medical and psychological comorbidities, and adult psychotherapy in both psychodynamic and cognitive behavioral modalities. She has been in clinical practice for thirteen years, both as a clinician and a supervisor of masters-, doctoral- and post doctoral-level trainees.
She currently conducts research on suicidal states, and has received research funding for three projects as the principal investigator, and has supported four other funded projects as project coordinator.
