The mappings provided in this tab are indicative of how HL7 v2 fields relate to HL7 FHIR attributes in this resource, but is not complete and without critical HL7 v2 context. The HL7 v2-FHIR Implementation guide, located here , provides additional guidance on transforming an HL7 v2 message to FHIR resources for FHIR R4 and FHIR R6.
VisionPrescription
identifier
ORC-2-Placer Order Number / ORC-3-Filler Order Number
basedOn
groupIdentifier
status
intent
priority
created
patient
PID-3-Patient ID List
encounter
PV1-19-Visit Number
dateWritten
RXE-32-Original Order Date/Time / ORC-9-Date/Time of Transaction
effectiveEndDate
prescriber
RXE-13-Ordering Provider's DEA Number / RXO-14-Ordering Provider's DEA Number / RXE-14-Pharmacist/Treatment Supplier's Verifier ID / RXO-15-Pharmacist/Treatment Supplier's Verifier ID / ORC-12-Ordering Provider / PRT-5-Participation Person: PRT-4-Participation='OP' (all but last deprecated)
lensSpecification
product
RXE-2-Give Code / RXO-1-Requested Give Code / RXD-2-Dispense/Give Code