Oscar G Morales, MD

Psychiatrist, Sheppard Pratt Institute for Advanced Diagnostics and Therapeutics


  • Electroconvulsive Therapy (ECT)
  • Transcranial Magnetic Stimulation (TMS)

Oscar G Morales, MD, F.A.P.A., is a psychiatrist at the Sheppard Pratt Institute for Advanced Diagnostics and Therapeutics, Neuromodulation Program (ECT, TMS, Second Opinion Clinic).

He received his medical degree from San Carlos University Medical School in Guatemala City, Guatemala. He then completed two residencies in internal medicine at Roosevelt Hospital in Guatemala City and General Hospital IGSS in Guatemala City, respectively. Dr. Morales then completed a residency in psychiatry at the New England Medical Center at Tufts University in Boston, Massachusetts. He was trained in brain stimulation at the New York State Psychiatric Institute at Columbia Presbyterian Medical Center, in New York, New York. 

Dr. Morales spent his early career as the director of emergency services in the department of psychiatry at Tufts. He then served as an attending psychiatrist at the Late Life Depression Clinic and the Brain-Behavior Clinic at Columbia University. After that, he worked at several other psychiatric hospitals focused on neuroscience and neurostimulation.

From 2009-2021, Dr. Morales founded and directed the Harvard McLean Hospital TMS program, the largest psychiatric TMS service in the Harvard Mass General Brigham System. He has experience providing and researching TMS for depression, OCD, smoking cessation, and PTSD. He also served on the National Network of Depression Centers (NNDS) TMS Task force and the NNDC TMS Committee, providing his expert recommendations for the safe and effective clinical application of TMS. He launched the NNDC ECT working group that collaborates in clinical and research activities.

All his clinical and research contributions to the field of psychiatry were recently recognized by the APA Board of Trustees, and he was elected Fellow of the American Psychiatric Association.

Dr. Morales is widely published in the mental health field. His research interests include TMS and deep TMS, magnetic seizure therapy, low field magnetic stimulation, and electroconvulsive therapy.