HL7 V2 | TRIGGER EVENT A50

ADT^A50: Change visit number

Change visit number. It's sent as an ADT message (ADT message) with the ADT_A50 message structure.

Message type: ADT · ADT message
Trigger event: A50
Message structure: ADT_A50 · per HL7's current table 0354; older versions sometimes paired events differently
In MSH-9: ADT^A50^ADT_A50
Response: ACK · General acknowledgment message

Other events with the ADT_A50 structure

ADT^A51 Change alternate visit ID

Source: HL7 Terminology (THO) 7.4.0, published by HL7 International under CC0. Check your trading partner's specification for the values they actually send.