{"caseSensitive":true,"concept":[{"code":"level1","definition":"Little or no confidence in the asserted identity's accuracy.","display":"Level 1"},{"code":"level2","definition":"Some confidence in the asserted identity's accuracy.","display":"Level 2"},{"code":"level3","definition":"High confidence in the asserted identity's accuracy.","display":"Level 3"},{"code":"level4","definition":"Very high confidence in the asserted identity's accuracy.","display":"Level 4"}],"contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]}],"content":"complete","date":"2021-01-05T10:01:24+11:00","description":"The level of confidence that this link represents the same actual person, based on NIST Authentication Levels.","experimental":false,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"pa"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"normative"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":4}],"id":"identity-assuranceLevel","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.4.657"},{"system":"urn:ietf:rfc:3986","use":"old","value":"urn:oid:2.16.840.1.113883.4.642.1.641"},{"system":"urn:ietf:rfc:3986","use":"old","value":"urn:oid:2.16.840.1.113883.4.642.2.342"}],"jurisdiction":[{"coding":[{"code":"001","display":"World","system":"http://unstats.un.org/unsd/methods/m49/m49.htm"}]}],"meta":{"lastUpdated":"2026-04-03T20:06:10.198+00:00"},"name":"IdentityAssuranceLevel","publisher":"HL7 (FHIR Project)","resourceType":"CodeSystem","status":"active","text":{"div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem identity-assuranceLevel</b></p><a name=\"identity-assuranceLevel\"> </a><a name=\"hcidentity-assuranceLevel\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/identity-assuranceLevel</code> 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\">level1<a name=\"identity-assuranceLevel-level1\"> </a></td><td>Level 1</td><td>Little or no confidence in the asserted identity's accuracy.</td></tr><tr><td style=\"white-space:nowrap\">level2<a name=\"identity-assuranceLevel-level2\"> </a></td><td>Level 2</td><td>Some confidence in the asserted identity's accuracy.</td></tr><tr><td style=\"white-space:nowrap\">level3<a name=\"identity-assuranceLevel-level3\"> </a></td><td>Level 3</td><td>High confidence in the asserted identity's accuracy.</td></tr><tr><td style=\"white-space:nowrap\">level4<a name=\"identity-assuranceLevel-level4\"> </a></td><td>Level 4</td><td>Very high confidence in the asserted identity's accuracy.</td></tr></table></div>","status":"generated"},"title":"Identity Assurance Level","url":"http://hl7.org/fhir/identity-assuranceLevel","valueSet":"http://hl7.org/fhir/ValueSet/identity-assuranceLevel","version":"6.0.0-ballot4"}