The EVN segment is used to communicate necessary trigger event information to receiving applications. Valid event types for all chapters are contained in HL7 Table 0003 - Event Type.
7
C.LenElementv2.6FHIR
1---W1-00099EVN-1Event Type Code3-
2--DTMR1-00100EVN-2Recorded Date/TimeLengthrecorded
3--DTMO1-00101EVN-3Date/Time Planned EventLength-
4--CWEO1006200102EVN-4Event Reason Code23 mappings
5--XCNO*018800103EVN-5Operator IDLengthagent.who(Practitioner)
6--DTMO1-01278EVN-6Event OccurredLengthoccurredDateTime
7--HDO1-01534EVN-7Event FacilityLengthlocation(Location)
40