HL7 FHIR R5

1. What changed in R5

   Resource and element changes from R4 to R5, new and retired resources, and breaking changes.

2. RESTful API

   R5 REST interactions, headers, paging, and conditional operations.

3. Search

   Search parameters, modifiers, composite search and _include handling in R5.

4. Subscriptions framework

   Topic-based Subscription, SubscriptionTopic, SubscriptionStatus, channel types and notification handshakes.

5. Patient

   R5 Patient resource structure and identity links.

6. Encounter

   R5 Encounter with the reworked actualPeriod, admission, and diagnosis use elements.

7. Claim

   R5 Claim structure, insurance, diagnosis, procedure, and item elements.

8. ExplanationOfBenefit

   R5 EOB adjudication, totals, payment and benefit balance.

9. Coverage

   R5 Coverage with kind, paymentBy and insurer elements.

10. Observation

    R5 Observation value, component, triggeredBy and reference range.

11. Terminology

    CodeSystem and ValueSet handling and terminology operations in R5.

12. Versions and cross-version

    FHIR version negotiation and mixing versions across servers and IGs.

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