HL7 SIU messages – notifies an auxiliary application of changes to some facet of the filler application’s appointment schedule

The fourteen SIU messages include:

SIU-S12 – Notification of new appointment booking
SIU-S13 – Notification of appointment rescheduling
SIU-S14 – Notification of appointment modification
SIU-S15 – Notification of appointment cancellation
SIU-S16 – Notification of appointment discontinuation
SIU-S17 – Notification of appointment deletion
SIU-S18 – Notification of addition of service/resource on appointment
SIU-S19 – Notification of modification of service/resource on appointment
SIU-S20 – Notification of cancellation of service/resource on appointment
SIU-S21 – Notification of discontinuation of service/resource on appointment
SIU-S22 – Notification of deletion of service/resource on appointment
SIU-S23 – Notification of blocked schedule time slot(s)
SIU-S24 – Notification of opened (“un-blocked”) schedule time slot(s)
SIU-S26 – Notification that patient did not show up for scheduled appointment