Certified Sexual Addiction Therapist (CSAT) is a designation given to a Licensed Therapist who has completed the intense certification training program offered through the International Institute for Trauma and Addiction Professionals (IITAP). The IITAP mission is to provide cutting-edge training and promote the highest level of professional standards among practitioners worldwide that treat those individuals with sex addiction and associated disorders.

The CSAT program is fast-becoming the standard certification for all therapists working with individuals who suffer from addictive and compulsive sexual behaviors. It is designed to provide formal knowledge and training in the task-centered approach to the treatment of sexual addiction and sexual compulsivity.

The CSAT designation provides a professional with the recognition as an expert in the field of sex addiction treatment and participation in an international referral network.