A medical records release form is a document used to authorize the transfer of a patient's medical records from one healthcare provider to another. This post reviews what is required for a medical release authorization. A medical release form is a legal document with which a patient permits their physician to share their health information with a third party. I hereby authorize the following health care professional, medical facility, mental health facility, laboratory, paramedical facility, medical examiner, medical records service, prescription. Medical records release authorization forms are needed to legally allow sharing of an individual’s medical information.