Data Elements

712 data elements in HL7 v2.2

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Chapter 2A: Data Types:Data elements are the fundamental units of information in HL7 messages. Each element has a unique identifier, data type, and optionality. They represent specific clinical or administrative concepts and can appear in multiple segment fields across the specification.

00001

Field separator

STMSH-1

00002

Encoding characters

STMSH-2

00003

Sending application

STMSH-3

00004

Sending facility

STMSH-4

00005

Receiving application

STMSH-5

00006

Receiving facility

STMSH-6

00007

Date / Time of message

TSMSH-7

00008

Security

STMSH-8

00009

Message type

CM_MSG0076MSH-9

00010

Message Control ID

ST2 segments

00011

Processing ID

ID0103MSH-11

00012

Version ID

ID0104MSH-12

00013

Sequence number

NMMSH-13

00014

Continuation pointer

STMSH-14

00015

Accept acknowledgement type

ID0155MSH-15

00016

Application acknowledgement type

ID0155MSH-16