Immunization Decision Support Forecast (ImmDS) Implementation Guide
2.0.0 - United States of America flag

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

CodeSystem: Forecast Reason

Official URL: http://hl7.org/fhir/us/immds/CodeSystem/ForecastReason Version: 2.0.0
Standards status: Trial-use Active as of 2025-11-20 Maturity Level: 3 Computable Name: ForecastReason

A set of reasons for the forecast status.

This Code system is referenced in the definition of the following value sets:

This case-sensitive code system http://hl7.org/fhir/us/immds/CodeSystem/ForecastReason defines the following codes:

CodeDisplayDefinition
complete Complete The patient series is complete
notRecommended Not Recommended The patient is not recommended due to immunization history
maximumAge Maximum Age Exceeded The patient has exceeded the maximum recommended age
seasonalPast Seasonal End Date Passed The recommended end date for the seasonal vaccine has passed
seasonalComplete Complete for the Season The patient is complete for the season

Description of the above table(s).