Advisory: FHIR Medication asNeededBoolean Not Always Correct

InterSystems has corrected an issue that occurs in certain cases with the dosageInstruction.asNeededBoolean property of MedicationRequest and MedicationStatment.

This problem exists for Customers who use one of the following versions:

• HealthShare Unified Care Record 2019.1, 2019.2, 2020.1

When transforming SDA to FHIR, if certain conditions are met, the dosageInstruction.asNeededBoolean property of MedicationRequest and MedicationStatment may be improperly set to 0. This occurs when the instructions for the medication is listed as "PRN”, but the Dosage Steps in SDA are not populated.

The correction for this defect is identified as IF-910 and will be included in all future product releases. It is also available via Ad hoc change file (patch) or full kit distribution from the Worldwide Response Center (WRC).

If you have any questions regarding this advisory, please contact the WRC.