It should be possible to search DiagnosticReport and DocumentReference on identifiers It should be possible to search DiagnosticReport and DocumentReference on author (DocumentReference.author and DiagnosticReport.performer & results-interpreter). It is possible to search by these parameters. However, they are not considered "Core" searches and will not be included in the CapabilityStatement It should list the non-profiled resources and the required search operations. We agree and will update the CapabilityStatement: to list all the profile dependencies needed for each Profile. add Media as an unprofiled resource type For example:   US Core DiagnosticReport Profile for Report and Note Exchange The must-support US Core profiles would be Patient, Encounter, Practitioner, Organization, US Core Laboratory Result Observation Profile, and US Core Observation Clinical Result Profile. US Core Observation Clinical Result Profile and the set of non-profiled resources would be Media.