Dr. Sathappan is a Harvard-trained, board-certified psychiatrist who also practices at Boston Children’s Hospital. With expertise in both pediatric and adult psychiatry, he treats individuals across the lifespan, focusing on interventional approaches for treatment-resistant conditions. He has specialized training in ketamine, transcranial magnetic stimulation (TMS), and electroconvulsive therapy (ECT). Dr. Sathappan authored the first-ever guidelines for informed consent for ketamine in adolescents with treatment-resistant depression, a key clinical interest. He enjoys integrating breathwork, meditation, and various therapeutic modalities into his treatment approach. In addition to his clinical responsibilities, he serves as a course director for Harvard psychiatry fellows and is on the faculty at Harvard Medical School.