{"caseSensitive":true,"concept":[{"code":"taking","concept":[{"code":"taking-as-directed","definition":"The medication is being taken as directed.","display":"Taking As Directed"},{"code":"taking-not-as-directed","definition":"The medication is not being taken as directed.","display":"Taking Not As Directed"}],"definition":"The medication is being taken.","display":"Taking"},{"code":"not-taking","concept":[{"code":"on-hold","concept":[{"code":"on-hold-as-directed","definition":"The medication is on hold as directed.","display":"On Hold As Directed"},{"code":"on-hold-not-as-directed","definition":"The medication is on hold not as directed.","display":"On Hold Not As Directed"}],"definition":"The medication is on hold.","display":"On Hold"},{"code":"stopped","concept":[{"code":"stopped-as-directed","definition":"The medication is stopped as directed.","display":"Stopped As Directed"},{"code":"stopped-not-as-directed","definition":"The medication is stopped not as directed.","display":"Stopped Not As Directed"}],"definition":"The medication is stopped.","display":"Stopped"}],"definition":"The medication is not being taken.","display":"Not Taking"},{"code":"unknown","definition":"Whether the medication is being taken or not is not currently known.","display":"Unknown"}],"content":"complete","description":"MedicationStatement Adherence Codes","experimental":false,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"phx"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"informative"}],"hierarchyMeaning":"is-a","id":"medication-statement-adherence","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.4.1981"}],"jurisdiction":[{"coding":[{"code":"001","display":"World","system":"http://unstats.un.org/unsd/methods/m49/m49.htm"}]}],"meta":{"lastUpdated":"2026-04-01T17:59:15.240+00:00"},"name":"MedicationStatementAdherenceCodes","publisher":"HL7 International","resourceType":"CodeSystem","status":"active","text":{"div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem medication-statement-adherence</b></p><a name=\"medication-statement-adherence\"> </a><a name=\"hcmedication-statement-adherence\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/CodeSystem/medication-statement-adherence</code> defines the following codes in a Is-A hierarchy:</p><table class=\"codes\"><tr><td><b>Lvl</b></td><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td>1</td><td style=\"white-space:nowrap\">taking<a name=\"medication-statement-adherence-taking\"> </a></td><td>Taking</td><td>The medication is being taken.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0taking-as-directed<a name=\"medication-statement-adherence-taking-as-directed\"> </a></td><td>Taking As Directed</td><td>The medication is being taken as directed.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0taking-not-as-directed<a name=\"medication-statement-adherence-taking-not-as-directed\"> </a></td><td>Taking Not As Directed</td><td>The medication is not being taken as directed.</td></tr><tr><td>1</td><td style=\"white-space:nowrap\">not-taking<a name=\"medication-statement-adherence-not-taking\"> </a></td><td>Not Taking</td><td>The medication is not being taken.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0on-hold<a name=\"medication-statement-adherence-on-hold\"> </a></td><td>On Hold</td><td>The medication is on hold.</td></tr><tr><td>3</td><td style=\"white-space:nowrap\">\u00a0\u00a0\u00a0\u00a0on-hold-as-directed<a name=\"medication-statement-adherence-on-hold-as-directed\"> </a></td><td>On Hold As Directed</td><td>The medication is on hold as directed.</td></tr><tr><td>3</td><td style=\"white-space:nowrap\">\u00a0\u00a0\u00a0\u00a0on-hold-not-as-directed<a name=\"medication-statement-adherence-on-hold-not-as-directed\"> </a></td><td>On Hold Not As Directed</td><td>The medication is on hold not as directed.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0stopped<a name=\"medication-statement-adherence-stopped\"> </a></td><td>Stopped</td><td>The medication is stopped.</td></tr><tr><td>3</td><td style=\"white-space:nowrap\">\u00a0\u00a0\u00a0\u00a0stopped-as-directed<a name=\"medication-statement-adherence-stopped-as-directed\"> </a></td><td>Stopped As Directed</td><td>The medication is stopped as directed.</td></tr><tr><td>3</td><td style=\"white-space:nowrap\">\u00a0\u00a0\u00a0\u00a0stopped-not-as-directed<a name=\"medication-statement-adherence-stopped-not-as-directed\"> </a></td><td>Stopped Not As Directed</td><td>The medication is stopped not as directed.</td></tr><tr><td>1</td><td style=\"white-space:nowrap\">unknown<a name=\"medication-statement-adherence-unknown\"> </a></td><td>Unknown</td><td>Whether the medication is being taken or not is not currently known.</td></tr></table></div>","status":"generated"},"title":"MedicationStatement Adherence Codes","url":"http://hl7.org/fhir/CodeSystem/medication-statement-adherence","valueSet":"http://hl7.org/fhir/ValueSet/medication-statement-adherence","version":"6.0.0-ballot4"}