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

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## : Codes for medication drug tiers in health plans - JSON Representation

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    {
      "resourceType" : "CodeSystem",
      "id" : "usdf-DrugTierCS",
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p>This code system http://hl7.org/fhir/us/davinci-drug-formulary/CodeSystem/usdf-DrugTierCS 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\">generic<a name=\"usdf-DrugTierCS-generic\"> </a></td><td>Generic</td><td>Commonly prescribed generic drugs that cost more than drugs in the ‘preferred generic’ tier.</td></tr><tr><td style=\"white-space:nowrap\">preferred-generic<a name=\"usdf-DrugTierCS-preferred-generic\"> </a></td><td>Preferred Generic</td><td>Commonly prescribed generic drugs.</td></tr><tr><td style=\"white-space:nowrap\">non-preferred-generic<a name=\"usdf-DrugTierCS-non-preferred-generic\"> </a></td><td>Non-preferred Generic</td><td>Generic drugs that cost more than drugs in ‘generic’ tier.</td></tr><tr><td style=\"white-space:nowrap\">specialty<a name=\"usdf-DrugTierCS-specialty\"> </a></td><td>Specialty</td><td>Drugs used to treat complex conditions like cancer and multiple sclerosis. They can be generic or brand name, and are typically the most expensive drugs on the formulary.</td></tr><tr><td style=\"white-space:nowrap\">brand<a name=\"usdf-DrugTierCS-brand\"> </a></td><td>Brand</td><td>Brand name drugs that cost more than ‘preferred brand’ drugs.</td></tr><tr><td style=\"white-space:nowrap\">preferred-brand<a name=\"usdf-DrugTierCS-preferred-brand\"> </a></td><td>Preferred Brand</td><td>Brand name drugs</td></tr><tr><td style=\"white-space:nowrap\">non-preferred-brand<a name=\"usdf-DrugTierCS-non-preferred-brand\"> </a></td><td>Non-preferred Brand</td><td>Brand name drugs that cost more than ‘brand’ drugs.</td></tr><tr><td style=\"white-space:nowrap\">zero-cost-share-preventative<a name=\"usdf-DrugTierCS-zero-cost-share-preventative\"> </a></td><td>Zero cost-share preventative</td><td>Preventive medications and products available at no cost.</td></tr><tr><td style=\"white-space:nowrap\">medical-service<a name=\"usdf-DrugTierCS-medical-service\"> </a></td><td>Medical Service</td><td>Drugs that must be administered by a clinician or in a facility and may be covered under a medical benefit.</td></tr></table></div>"
      },
      "url" : "http://hl7.org/fhir/us/davinci-drug-formulary/CodeSystem/usdf-DrugTierCS",
      "version" : "1.1.0",
      "name" : "DrugTierCS",
      "title" : "Codes for medication drug tiers in health plans",
      "status" : "active",
      "date" : "2021-10-15T15:46:55+00:00",
      "publisher" : "HL7 Pharmacy Working Group",
      "contact" : [
        {
          "name" : "HL7 Pharmacy Working Group",
          "telecom" : [
            {
              "system" : "url",
              "value" : "http://www.hl7.org/Special/committees/medication"
            },
            {
              "system" : "email",
              "value" : "pharmacy@lists.HL7.org"
            }
          ]
        }
      ],
      "description" : "Codes to represent the drug tier of a particular medication in a health plan.  Base set are examples.  Each plan may have its own controlled vocabulary.",
      "jurisdiction" : [
        {
          "coding" : [
            {
              "system" : "urn:iso:std:iso:3166",
              "code" : "US"
            }
          ]
        }
      ],
      "content" : "complete",
      "count" : 9,
      "concept" : [
        {
          "code" : "generic",
          "display" : "Generic",
          "definition" : "Commonly prescribed generic drugs that cost more than drugs in the ‘preferred generic’ tier."
        },
        {
          "code" : "preferred-generic",
          "display" : "Preferred Generic",
          "definition" : "Commonly prescribed generic drugs."
        },
        {
          "code" : "non-preferred-generic",
          "display" : "Non-preferred Generic",
          "definition" : "Generic drugs that cost more than drugs in ‘generic’ tier."
        },
        {
          "code" : "specialty",
          "display" : "Specialty",
          "definition" : "Drugs used to treat complex conditions like cancer and multiple sclerosis. They can be generic or brand name, and are typically the most expensive drugs on the formulary."
        },
        {
          "code" : "brand",
          "display" : "Brand",
          "definition" : "Brand name drugs that cost more than ‘preferred brand’ drugs."
        },
        {
          "code" : "preferred-brand",
          "display" : "Preferred Brand",
          "definition" : "Brand name drugs"
        },
        {
          "code" : "non-preferred-brand",
          "display" : "Non-preferred Brand",
          "definition" : "Brand name drugs that cost more than ‘brand’ drugs."
        },
        {
          "code" : "zero-cost-share-preventative",
          "display" : "Zero cost-share preventative",
          "definition" : "Preventive medications and products available at no cost."
        },
        {
          "code" : "medical-service",
          "display" : "Medical Service",
          "definition" : "Drugs that must be administered by a clinician or in a facility and may be covered under a medical benefit."
        }
      ]
    }