DaVinci Payer Data Exchange (PDex) US Drug Formulary
1.1.0 - STU 1.1

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## SearchParameter: DrugTier

Generated Narrative

url: `http://hl7.org/fhir/us/davinci-drug-formulary/SearchParameter/DrugTier`

version: 1.1.0

name: DrugTier

status: active

date: Oct 15, 2021 3:46:55 PM

publisher: HL7 Pharmacy Working Group

contact: HL7 Pharmacy Working Group: http://www.hl7.org/Special/committees/medication,pharmacy@lists.HL7.org

description: Accesses the DrugTier ID of a FormularyDrug

jurisdiction: United States of America

code: DrugTier

base: MedicationKnowledge

type: token

expression: MedicationKnowledge.extension.where(url='http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-DrugTierID-extension').value

comparator: eq