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Explore and Make use of Nationally Defined Messaging APIs

This is a HL7 FHIR server, and as you appear to be accessing this page from a web browser you are seeing a HTML version of the requested resource(s). You can also access this URL from a FHIR client as a ReSTful API call. For more details please see the HL7 FHIR specification.
{
  "resourceType": "CodeSystem",
  "id": "eRS-AppointmentRequestCancellationReasonType-1",
  "text": {
    "status": "generated"
  },
  "url": "https://fhir.nhs.uk/STU3/CodeSystem/eRS-AppointmentRequestCancellationReasonType-1",
  "version": "1.0.0",
  "name": "eRS Appointment Request Cancellation Reason Type",
  "status": "active",
  "date": "2025-11-26",
  "publisher": "NHS Digital",
  "contact": [
    {
      "name": "Interoperability Team",
      "telecom": [
        {
          "system": "email",
          "value": "interoperabilityteam@nhs.net",
          "use": "work"
        }
      ]
    }
  ],
  "description": "A CodeSystem to identify the Appointment Request Cancellation Reason.",
  "copyright": "Copyright © 2022 NHS Digital",
  "caseSensitive": true,
  "content": "complete",
  "concept": [
    {
      "code": "PROVIDER",
      "display": "A cancellation reason classified as initiated by a service provider. This may not be indicative of who performed the cancellation."
    },
    {
      "code": "PATIENT",
      "display": "A cancellation reason classified as initiated by a patient. This may not be indicative of who performed the cancellation."
    },
    {
      "code": "PROVIDER_TRIAGE",
      "display": "A cancellation reason classified as initiated by a service provider for a triage referral. This may not indicative of who performed the cancellation."
    },
    {
      "code": "UNKNOWN",
      "display": "A read-only cancellation reason."
    }
  ]
}