Immunization Decision Support Forecast (ImmDS) Implementation Guide, published by HL7 International / Public Health. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/ImmunizationFHIRDS/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON
• TTL

: Forecast Reason

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{
  "resourceType" : "CodeSystem",
  "id" : "ForecastReason",
  "language" : "en",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem ForecastReason</b></p><a name=\"ForecastReason\"> </a><a name=\"hcForecastReason\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/us/immds/CodeSystem/ForecastReason</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">complete<a name=\"ForecastReason-complete\"> </a></td><td>Complete</td><td>The patient series is complete</td></tr><tr><td style=\"white-space:nowrap\">notRecommended<a name=\"ForecastReason-notRecommended\"> </a></td><td>Not Recommended</td><td>The patient is not recommended due to immunization history</td></tr><tr><td style=\"white-space:nowrap\">maximumAge<a name=\"ForecastReason-maximumAge\"> </a></td><td>Maximum Age Exceeded</td><td>The patient has exceeded the maximum recommended age</td></tr><tr><td style=\"white-space:nowrap\">seasonalPast<a name=\"ForecastReason-seasonalPast\"> </a></td><td>Seasonal End Date Passed</td><td>The recommended end date for the seasonal vaccine has passed</td></tr><tr><td style=\"white-space:nowrap\">seasonalComplete<a name=\"ForecastReason-seasonalComplete\"> </a></td><td>Complete for the Season</td><td>The patient is complete for the season</td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "pher"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 3,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/us/immds/ImplementationGuide/hl7.fhir.us.immds"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/us/immds/ImplementationGuide/hl7.fhir.us.immds"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org/fhir/us/immds/CodeSystem/ForecastReason",
  "version" : "2.0.0",
  "name" : "ForecastReason",
  "title" : "Forecast Reason",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-11-20T20:43:18+00:00",
  "publisher" : "HL7 International / Public Health",
  "contact" : [
    {
      "name" : "HL7 International / Public Health",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/pher"
        }
      ]
    },
    {
      "name" : "Nathan Bunker",
      "telecom" : [
        {
          "system" : "email",
          "value" : "mailto:nbunker@immregistry.org"
        }
      ]
    }
  ],
  "description" : "A set of reasons for the forecast status.",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "urn:iso:std:iso:3166",
          "code" : "US"
        }
      ]
    }
  ],
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 5,
  "concept" : [
    {
      "code" : "complete",
      "display" : "Complete",
      "definition" : "The patient series is complete"
    },
    {
      "code" : "notRecommended",
      "display" : "Not Recommended",
      "definition" : "The patient is not recommended due to immunization history"
    },
    {
      "code" : "maximumAge",
      "display" : "Maximum Age Exceeded",
      "definition" : "The patient has exceeded the maximum recommended age"
    },
    {
      "code" : "seasonalPast",
      "display" : "Seasonal End Date Passed",
      "definition" : "The recommended end date for the seasonal vaccine has passed"
    },
    {
      "code" : "seasonalComplete",
      "display" : "Complete for the Season",
      "definition" : "The patient is complete for the season"
    }
  ]
}