Definition: This field contains the message type, trigger event, and the message structure ID for the message.
Note: Replaces the CM data type used in 2.16.9.9 MSH-9 as of v 2.5.
1Min Length→ 3
2Min Length→ 3
3Min Length→ 3
3
Comp#FHIR
17203-RMSG.1Message Code-
27213-RMSG.2Trigger Event
37227-RMSG.3Message Structure
Used In Segment Fields