{"code":"F16.980","type":"code","title":"Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder","codeAlso":[],"includes":["ecstasy","PCP","phencyclidine"],"modern_v":"official26","codeFirst":[],"excludes1":["hallucinogen abuse (F16.1-)","hallucinogen dependence (F16.2-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Other hallucinogen-induced anxiety disorder, without use disorder","Phencyclidine induced anxiety disorder, without use disorder"],"useAdditionalCode":[],"clinicalDefinition":"Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder is a billable ICD-10-CM diagnosis code (F16.980). Includes: ecstasy; PCP; phencyclidine. Inclusion terms: Other hallucinogen-induced anxiety disorder, without use disorder; Phencyclidine induced anxiety disorder, without use disorder. Excludes1 (not coded here): hallucinogen abuse (F16.1-); hallucinogen dependence (F16.2-).","officialDefinition":"Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder is a billable ICD-10-CM diagnosis code (F16.980). Includes: ecstasy; PCP; phencyclidine. Inclusion terms: Other hallucinogen-induced anxiety disorder, without use disorder; Phencyclidine induced anxiety disorder, without use disorder. Excludes1 (not coded here): hallucinogen abuse (F16.1-); hallucinogen dependence (F16.2-).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}