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QID - Query Identification Segment

The QID segment contains the information necessary to uniquely identify a query. Its primary use is in query cancellation or subscription cancellation.

HL7 Attribute Table - QID - query identification segment
Seq# Data Element Name DataType Usage Vocabulary Cardinality Item # Length C.LEN Flags
QID
1 Query Tag ST R [1..1] 00696 32 #
2 Message Query Name CWE R [1..1] 01375

QID-1: Query Tag (ST) 00696

Definition: This field identifies the instance of a query.

QID-2: Message Query Name (CWE) 01375

Definition: This field contains the name of the query. These names are assigned by the function-specific chapters of this specification. Site-specific query names begin with the letter "Z." Refer to User defined table 0471 – Query name for suggested values.