H: Requester HCP revokes service request
The following sequence diagram shows the messaging flow when the Requester HCP (Referring Provider) revokes the service request.
See Participants for more information.
Element and Value
Refer to Primary Flow for DocumentReference, HealthcareService, Location, Patient, Practitioner, and PractitionerRole elements.
Step 1: Requester HCP revokes service request
| Element | Value |
|---|---|
| Bundle.meta.extension.submissionMetadata | metadata for: Submitting Site; EMR Vendor Name; EMR Product Name; Submission Implementation Guide (IG) Type; Submission Implementation Guide (IG) Version; Service Delivery Site; Authoring Provider ID |
| Bundle.id | UUID |
| Bundle.meta.lastUpdated | date/time |
| Bundle.meta.security | "R" |
| Bundle.identifier.value | UUID |
| Bundle.identifier.system | "urn:ietf:rfc:3986" |
| Bundle.type | "message" |
| Bundle.timestamp | current date/time |
| Bundle.entry:MessageHeader | MessageHeader |
| Bundle.entry:Focus | ServiceRequest |
| MessageHeader.id | UUID |
| MessageHeader.meta.lastUpdated | |
| MessageHeader.eventCoding | "revoke-service-request" |
| MessageHeader.destination.endpoint | CAT RMS endpoint |
| MessageHeader.author.reference | Requester HCP UUID |
| MessageHeader.author.type | "PractitionerRole" |
| MessageHeader.source.endpoint | Requester HCP endpoint |
| MessageHeader.focus | ServiceRequest |
| ServiceRequest.id | UUID |
| ServiceRequest.meta.lastUpdated | date/time |
| ServiceRequest.identifier.value | provincial identifier |
| ServiceRequest.identifier.system | "https://fhir.alberta.ca/NamingSystem/ca-ab-eref-id" |
| ServiceRequest.identifier.use | "official" |
| ServiceRequest.status | "revoked" |
| ServiceRequest.? TBD | revocation reason |
| ServiceRequest.intent | "proposal" |
| ServiceRequest.category | as previously valued |
| ServiceRequest.priority | as previously valued |
| ServiceRequest.code | as previously valued |
| ServiceRequest.orderDetail.text | as previously valued |
| ServiceRequest.subject.identifier | Patient identifier |
| ServiceRequest.authoredOn | as previously valued |
| ServiceRequest.requester.reference | Requester HCP UUID |
| ServiceRequest.requester.type | "PractitionerRole" |
| ServiceRequest.performer.identifier.value | 1) CAT identifier (HealthcareService) |
| ServiceRequest.performer.identifier.system | "https://fhir.alberta.ca/NamingSystem/ca-ab-eref-healthcare-service-id" |
| ServiceRequest.performer.reference | 2) Performer HCP UUID (if previously assigned by the CAT) |
| ServiceRequest.performer.type | "PractitionerRole" |
| ServiceRequest.reasonCode.text | as previously valued |
| ServiceRequest.supportingInfo | as previously valued |
| ServiceRequest.bodySite.text | as previously valued |
| ServiceRequest.extension.referralTimestamp.extension.timestamp | as previously valued |
| ServiceRequest.extension.referralTimestamp.extension.timestampType | as previously valued |
| ServiceRequest.extension.patientPreference.extension.preferenceType | "preferred" |
| ServiceRequest.extension.patientPreference.extension.preferenceValueType | as previously valued |
| ServiceRequest.extension.patientPreference.extension.preferenceValue | as previously valued |
| ServiceRequest.extension.patientPreference.extension.rationale | as previously valued |
Step 2: CAT sends service request cancellation to Performer HCP
Same as Step 1 above with changes as below:
| Element | Value |
|---|---|
| MessageHeader.eventCoding | "notify-update-service-request" |
| MessageHeader.destination.endpoint | Performer HCP EMR endpoint |
| MessageHeader.source.endpoint | CAT RMS endpoint |
| MessageHeader.reason | "service-request-status-updated" |