*** United States Real Estate, New York Real Estate, Westbury Real Estate: Other TMS Long Island Corp. is a family-owned and -operated business that was founded by Stephen M. Perret, M.D. and Kristin A. Perret, Ph.D. TMS, or Transcranial Magnetic Stimulation, is an evidence based treatment for adult depression which recently gained approval of the American Psychiatric Associate (APA) and Federal Drug Administration (FDA). TMS stimulates nerve-cells in the brain that are less active in depression.