Department of Psychiatry

Penn Behavioral Health

Treatment Team

Michael E. Thase, MD

Michael E. Thase, MD

Professor of Psychiatry
Director, Mood and Anxiety Program at Penn
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Dr. Thase joined the faculty of the Perelman School of Medicine at the University of Pennsylvania in 2007 as Professor of Psychiatry after more than 27 years at the University of Pittsburgh Medical Center and the Western Psychiatric Institute and Clinic.

Dr. Thase's research focuses on the assessment and treatment of mood disorders, including studies of the differential therapeutics of both depression and bipolar affective disorder.

A 1979 graduate of the Ohio State University College of Medicine, Dr. Thase is a Distinguished Fellow of the American Psychiatric Association, a Founding Fellow of the Academy of Cognitive Therapy, a member of the Board of Directors of the American Society of Clinical Psychopharmacology, and Vice Chairman of the Scientific Advisory Board of the National Depression and Bipolar Support Alliance. Dr. Thase has been elected to the membership of the American College of Psychiatrists and the American College of Neuropsychopharmacology.

Dr. Thase has authored or co-authored more than 500 scientific articles and book chapters, as well as 15 books.


Charles Dackis, MD

Charles Dackis, MD

Associate Professor of Psychiatry
Director, Mood Disorders Treatment Center 
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Dr. Dackis received his MD degree from Duke University and completed his psychiatric residency at Columbia University. He is board-certified in Psychiatry and has more than 30 years of experience treating mood disorders. Dr. Dackis is in charge of psychiatric clinical services at the Hospital of the University of Pennsylvania and Penn Presbyterian Medical Center. He also oversees psychiatric services for the Clinical Practices of the University of Pennsylvania. He is actively involved in resident and medical student education and has been a principal investigator in clinical trials at Penn for more than a decade.


Claudia F. Baldassano, MD

Claudia F. Baldassano, MD

Assistant Professor of Psychiatry
Director, Bipolar Disorders Clinic at Penn
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Dr. Baldassano received her training in Psychiatry (1995) and Neurology (1998) at the Massachusetts General Hospital.  She completed fellowship training at the Harvard Bipolar Program before joining the University of Pennsylvania in 2000.

Dr. Baldassano is currently Assistant Professor of Psychiatry at the University of Pennsylvania where she is Director of the Bipolar Outpatient Program, and Co-Director of the Mood Disorder Comprehensive Consultation Service.  Her research interests are in treatment refractory bipolar depression and women’s issues in bipolar disorder.  She participated as Co- Principal Investigator at the University of Pennsylvania site of the National Institute of Mental Health sponsored “Systematic Treatment Enhancement Program for Bipolar Disorder” (STEP-BD), and co-investigator of the NIMH-sponsored LITMUS study, and NIMH sponsored study CHOICE study.  Dr. Baldassano has authored numerous manuscripts in the field of bipolar disorder, and has given lectures around the world in her field.  In addition to her research, Dr. Baldassano has won numerous teaching awards while at the University of Pennsylvania, including her most recent awards in the Martin Szuba Award for Translating Clinical Research to PGY-III and IV Residents and the University of Pennsylvania Residency Teaching Awards. 

With over twenty years of experience and training as both a neurologist and psychiatrist, Dr. Baldassano has developed an expertise in psychological management of refractory and difficult to treat mood disorders.     


Mario A. Cristancho, MD

Mario A. Cristancho, MD

Director, TMS Treatment Program
Assistant Professor of Clinical Psychiatry 
Mood and Anxiety Disorders Treatment & Research Program
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Dr.Cristancho’s clinical focus is in the area of mood disorders particularly treatment resistant depression. He specializes in the use of psychopharmacology and neuromodulation interventions including Electroconvulsive Therapy (ECT), Transcranial Magnetic Stimulation (TMS), Vagus Nerve Stimulation (VNS), and Deep Brain Stimulation (DBS).  His clinical and research activities include the assessment and treatment of mood and anxiety disorders, optimization of existing treatments, and development of new therapeutic options.  He has co-authored over 20 manuscripts and projects including peer reviewed papers and book chapters in mood disorders and neuromodulation.

Dr. Cristancho is also involved in the supervision, teaching, and mentoring of medical students and psychiatry residents in mood disorders.



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