{
  "resourceType": "CodeSystem",
  "id": "medication-statement-adherence",
  "meta": {
    "lastUpdated": "2026-05-25T22:13:44.118+00:00"
  },
  "text": {
    "status": "generated",
    "div": "\u003cdiv xmlns\u003d\"http://www.w3.org/1999/xhtml\"\u003e\u003cp class\u003d\"res-header-id\"\u003e\u003cb\u003eGenerated Narrative: CodeSystem medication-statement-adherence\u003c/b\u003e\u003c/p\u003e\u003ca name\u003d\"medication-statement-adherence\"\u003e \u003c/a\u003e\u003ca name\u003d\"hcmedication-statement-adherence\"\u003e \u003c/a\u003e\u003cp\u003eThis case-sensitive code system \u003ccode\u003ehttp://hl7.org/fhir/CodeSystem/medication-statement-adherence\u003c/code\u003e defines the following codes in a Is-A hierarchy:\u003c/p\u003e\u003ctable class\u003d\"codes\"\u003e\u003ctr\u003e\u003ctd\u003e\u003cb\u003eLvl\u003c/b\u003e\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e\u003cb\u003eCode\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDisplay\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDefinition\u003c/b\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e1\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003etaking\u003ca name\u003d\"medication-statement-adherence-taking\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eTaking\u003c/td\u003e\u003ctd\u003eThe medication is being taken.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e2\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e  taking-as-directed\u003ca name\u003d\"medication-statement-adherence-taking-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eTaking As Directed\u003c/td\u003e\u003ctd\u003eThe medication is being taken as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e2\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e  taking-not-as-directed\u003ca name\u003d\"medication-statement-adherence-taking-not-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eTaking Not As Directed\u003c/td\u003e\u003ctd\u003eThe medication is not being taken as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e1\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003enot-taking\u003ca name\u003d\"medication-statement-adherence-not-taking\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eNot Taking\u003c/td\u003e\u003ctd\u003eThe medication is not being taken.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e2\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e  on-hold\u003ca name\u003d\"medication-statement-adherence-on-hold\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eOn Hold\u003c/td\u003e\u003ctd\u003eThe medication is on hold.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e3\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e    on-hold-as-directed\u003ca name\u003d\"medication-statement-adherence-on-hold-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eOn Hold As Directed\u003c/td\u003e\u003ctd\u003eThe medication is on hold as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e3\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e    on-hold-not-as-directed\u003ca name\u003d\"medication-statement-adherence-on-hold-not-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eOn Hold Not As Directed\u003c/td\u003e\u003ctd\u003eThe medication is on hold not as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e2\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e  stopped\u003ca name\u003d\"medication-statement-adherence-stopped\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eStopped\u003c/td\u003e\u003ctd\u003eThe medication is stopped.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e3\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e    stopped-as-directed\u003ca name\u003d\"medication-statement-adherence-stopped-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eStopped As Directed\u003c/td\u003e\u003ctd\u003eThe medication is stopped as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e3\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e    stopped-not-as-directed\u003ca name\u003d\"medication-statement-adherence-stopped-not-as-directed\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eStopped Not As Directed\u003c/td\u003e\u003ctd\u003eThe medication is stopped not as directed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e1\u003c/td\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003eunknown\u003ca name\u003d\"medication-statement-adherence-unknown\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eUnknown\u003c/td\u003e\u003ctd\u003eWhether the medication is being taken or not is not currently known.\u003c/td\u003e\u003c/tr\u003e\u003c/table\u003e\u003c/div\u003e"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "phx"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "informative"
    }
  ],
  "url": "http://hl7.org/fhir/CodeSystem/medication-statement-adherence",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.4.1981"
    }
  ],
  "version": "6.0.0-ballot4",
  "name": "MedicationStatementAdherenceCodes",
  "title": "MedicationStatement Adherence Codes",
  "status": "active",
  "experimental": false,
  "publisher": "HL7 International",
  "description": "MedicationStatement Adherence Codes",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "caseSensitive": true,
  "valueSet": "http://hl7.org/fhir/ValueSet/medication-statement-adherence",
  "hierarchyMeaning": "is-a",
  "content": "complete",
  "concept": [
    {
      "code": "taking",
      "display": "Taking",
      "definition": "The medication is being taken.",
      "concept": [
        {
          "code": "taking-as-directed",
          "display": "Taking As Directed",
          "definition": "The medication is being taken as directed."
        },
        {
          "code": "taking-not-as-directed",
          "display": "Taking Not As Directed",
          "definition": "The medication is not being taken as directed."
        }
      ]
    },
    {
      "code": "not-taking",
      "display": "Not Taking",
      "definition": "The medication is not being taken.",
      "concept": [
        {
          "code": "on-hold",
          "display": "On Hold",
          "definition": "The medication is on hold.",
          "concept": [
            {
              "code": "on-hold-as-directed",
              "display": "On Hold As Directed",
              "definition": "The medication is on hold as directed."
            },
            {
              "code": "on-hold-not-as-directed",
              "display": "On Hold Not As Directed",
              "definition": "The medication is on hold not as directed."
            }
          ]
        },
        {
          "code": "stopped",
          "display": "Stopped",
          "definition": "The medication is stopped.",
          "concept": [
            {
              "code": "stopped-as-directed",
              "display": "Stopped As Directed",
              "definition": "The medication is stopped as directed."
            },
            {
              "code": "stopped-not-as-directed",
              "display": "Stopped Not As Directed",
              "definition": "The medication is stopped not as directed."
            }
          ]
        }
      ]
    },
    {
      "code": "unknown",
      "display": "Unknown",
      "definition": "Whether the medication is being taken or not is not currently known."
    }
  ]
}