Prescribers’ Clinical Support System for Opioid Therapies (PCSS-O) is a three year grant funded by Substance Abuse and Mental Health Services Administration (SAMHSA),Center for Substance Abuse Treatment (CSAT). It is a collaborative project led by American Academy of Addiction Psychiatry (AAAP) with: American Dental Association (ADA), American Medical Association (AMA), American Osteopathic Academy of Addiction Medicine (AOAAM), American Psychiatric Association (APA), American Society for Pain Management Nursing (ASPMN), and International Nurses Society on Addictions (IntNSA).