MSA - Message Acknowledgment (HL7 v2.7.1)
Versions: v2.3 v2.3.1 v2.4 v2.5.1 v2.6 v2.7.1
The MSA segment (Message Acknowledgment) has 8 fields in HL7 v2.7.1. Fields are addressed as
MSA-n; composite fields break into components MSA-n.m. Paste a message into the
parser to see every field annotated with this table.
| # | Name | Type | Len | Opt | Repeats | Table |
|---|---|---|---|---|---|---|
| 1 | Acknowledgment Code | ID | 2 | Required | No | 0008 |
| 2 | Message Control ID | ST | 199 | Required | No | |
| 3 | Text Message | ST | Backward compatible | No | ||
| 4 | Expected Sequence Number | NM | Optional | No | ||
| 5 | Delayed Acknowledgment Type | ST | Backward compatible | No | ||
| 6 | Error Condition | ST | Backward compatible | No | ||
| 7 | Message Waiting Number | NM | Optional | No | ||
| 8 | Message Waiting Priority | ID | 1 | Optional | No | 0520 |