Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
Explanation: It probably has to do with the numbering of the administritive process by which the patient gets refunding from the health services.
It is a kind of authorization but it is automatic, and not waiting for an acceptance.