This guide provides detailed instructions for managing authorization transactions through the Availity platform. It outlines essential steps for utilizing the provider portal, including registration and managing organizational information such as the National Provider Identifier (NPI) and Aetna PIN. The document explains the process for conducting Eligibility and Benefits (E&B) inquiries, emphasizing the importance of running E&B checks prior to other transactions. It also details the functionalities of the Auth/Referral Dashboard, including how to filter dashboard information and manage referral/authorization transactions. Furthermore, the guide describes the requirements for submitting authorizations, including referencing the National Precertification List and using various inquiry tools to confirm if authorization is necessary. Specific instructions for behavioral health providers are included, highlighting the need to select appropriate service types. The document concludes with information about webinars available for further training on using Availity effectively.