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System. PKB assigns each patient a UUID. This is unique across the entire PKB system, and can be used to identify a patient independently of their links to any country, organisation or team.
National. A national identifier is an identifier that identifies a patient within a given country, such as an NHS number.
Local. A local identifier is an identifier which identifies a patient uniquely for a sender, but not outside that sender. An example would be a hospital number. A local identifier can be associated with either a PKB Organisation or a PKB Team.
See also theIdentifiers section of ourData Model for more information.
Identifier type assignment
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By default, medical records for new patients are created upon receipt of anA28 orA31 message only. PID segments for other message types that do not match a medical record will return an error. If you would like to disable this strict record checking, such that a new medical record is created whenever an unmatched PID is received (in any message) then we can configure this for you. However, you will still need to send an A28 or A31 to update the demographic details about each patient.
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