Purpose. To obtain an individual's authorization to release medical information to: the Texas Health and Human Services Commission (HHSC). Complete all required fields, sign, and then mail, fax or email the form along with a photo ID to one of the options below.Here are some guidelines regarding the release of medical records. 1. You have a deadline of 15 days to provide the medical records upon receipt of the request. Find instructions on how health care providers can request precertifications and prior authorizations for patients using PromptPA. Complete the Texas standard prior authorization request form (PDF). Fax the completed form to 1-866-706-0529. Wellpoint accepts prior authorization requests through Availity or via phone or fax to best serve our members receiving Medicaid or Medicare benefits.