What are HL7 messages?
HL7 Messages are used to transfer electronic data between disparate healthcare systems. Each HL7 message sends information about a particular event such as a patient admission.
This section describes the contents of an HL7 message and how an HL7 message is organized. The following topics are covered:
- The components of an HL7 message;
- The delimiter characters that are used to separate these components;
- How to determine the HL7 message type;
- How HL7 message segments are organized.
Here’s a fun animated video that demonstrates exactly what an HL7 message looks like: