Interop is a product surface. It is not a finished HIE.
Full CRUD
Patient, Practitioner, PractitionerRole.
Read and search
Organization, Location, HealthcareService, Encounter, Condition, AllergyIntolerance, Observation, Appointment, AppointmentResponse, CarePlan, Goal, InventoryItem.
Still planned
Claim, Coverage, DiagnosticReport, ServiceRequest, Schedule and Slot, SMART on FHIR, and bulk export.
If a tender asks for a national exchange tomorrow morning, say early access.