Cristina Cusin MD

Cristina Cusin, MD, staff psychiatrist at the Depression Clinical and Research Program (DCRP) and co-director of the Ketamine Clinic for Depression, is passionate about helping patients with the most severe and treatment-resistant forms of depression. After completing her residency in adult psychiatry at Mass General, she joined the DCRP under the mentorship of Maurizio Fava, MD.

Dr. Cusin is involved in many clinical trials exploring new treatments for major depression and treatment-resistant depression. In 2015, she launched the Intravenous Ketamine Clinic for Depression to provide IV ketamine treatment; the clinic now provides nasal ketamine treatment as well. She has published extensively on the effects of ketamine on treatment-resistant depression. She was previously involved in a pivotal trial that investigated deep brain stimulation for most treatment-refractory forms of depression. She also has an outpatient clinic at the DCRP where she provides consultations.

Dr. Cusin received the Dupont-Warren Fellowship Award at Harvard University and earned her medical degree in 1997 at Universita degli Studi in Milan, Italy, where she also completed a residency in psychiatry. She completed a postdoctoral fellowship at Vita-Salute San Raffaele University in Milan. After moving the US, she completed the Adult Psychiatry Residency at Mass General/McLean Hospital.