Option 2 and 3 have the issue that we'd most likely need a discriminator based on a ValueSet which is an example binding, so the extension would not be directly reusable by implementers.
eHN Patient Summary and Hospital Discharge Report guidelines have intendedUse in addition to reason/indication. Good candidate for requesting an official extension or addition to base spec.
Options are:
Option 2 and 3 have the issue that we'd most likely need a discriminator based on a ValueSet which is an example binding, so the extension would not be directly reusable by implementers.
Meeting 11-03: we agree on extension.