HL7 v2 Conversion
This guide complements the official HL7 Version 2 to FHIR Implementation Guide.
The HL7 guide currently gives guidance for the conversion of:
- Patient Administration
- ADT_A01 - Admit/Visit Notification
- ADT_A04 - Register a Patient
- ADT_A08 - Update Patient Information
- Order Entry
- OML_O21 - Laboratory order
- VXU_V04 - Vaccine Record Update
- Observation Reporting
- ORU_R01 - Unsolicited Report Alarm
The following principles should be followed for V2 messaging sent outside of an organisation (NHS Trust).
Where NHS Number is present in messages, it MUST be traced using either NHS Digitals PDS, SMSP(PDS) or DBS.
Consider including trust ODS code as Assigning Authority.
Consider including trust ODS code as part of Name of Coding System (CWE)
MSH - Sending Facility/Receiving Facility. Use trust ODS Code.
MSH - Sending Application should be populated.