Home | Video | The Difference Between HL7v2 and HL7v3: Why HL7v3 Falls Short

Reading time: 12 minutes

HL7 is an internationally adopted set of standards that defines how healthcare information is exchanged between systems. These standards dictate the format and definitions of health data. The HL7 standards can be split into two categories; Version 2 (v2) and Version 3 (v3). In real-world operations, HL7 version 2. x versions are more widely implemented compared to the newer HL7v3. 

Below, we list and explain the differences between HL7 v2 and HL7v3 and explore in more detail why a version created to fix the shortfalls of v2 falls short in a real-world application. 

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