{"code":"F16.283","type":"code","title":"Hallucinogen dependence with hallucinogen persisting perception disorder (flashbacks)","codeAlso":[],"includes":["ecstasy","PCP","phencyclidine"],"modern_v":"official26","codeFirst":[],"excludes1":["hallucinogen abuse (F16.1-)","hallucinogen use, unspecified (F16.9-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Hallucinogen dependence with hallucinogen persisting perception disorder (flashbacks) is a billable ICD-10-CM diagnosis code (F16.283). Includes: ecstasy; PCP; phencyclidine. Excludes1 (not coded here): hallucinogen abuse (F16.1-); hallucinogen use, unspecified (F16.9-).","officialDefinition":"Hallucinogen dependence with hallucinogen persisting perception disorder (flashbacks) is a billable ICD-10-CM diagnosis code (F16.283). Includes: ecstasy; PCP; phencyclidine. Excludes1 (not coded here): hallucinogen abuse (F16.1-); hallucinogen use, unspecified (F16.9-).","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":""}