Overview
Requisition number - A shared identifier common to all service requests that were authorized more or less simultaneously by a single author, representing the composite or group identifier. All services requests that were created as a part of a single episode of care will have the same requisition number.
Requirements
- Must be the same for all entities (service requests) related to the single episode of care
- Must be unique among all episodes of care
- Not a sequence - so no-one can generate new Requisition based on knowledge of the existing one
- Must be easy to read and pass a number to other person via any channel: orally, phone, sms
- Must contain only numbers and some letters that looks the same in Cyrillic and Latin alphabet and can be entered via the phone keypad: A, B, C, E, H, I, K, M, O, P, T, X