{"code":"Z91.0121","type":"code","title":"Allergy to eggs with tolerance to baked egg","codeAlso":["any follow-up examination (Z08-Z09)"],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["Allergy to eggs with reactivity to baked egg (Z91.0122)"],"excludes2":["food additives allergy status (Z91.02)","Allergy status to drugs, medicaments, and biological substances (Z88.-)","contact with and (suspected) exposures hazardous to health (Z77.-)","exposure to pollution and other problems related to physical environment (Z77.1-)","female genital mutilation status (N90.81-)","occupational exposure to risk factors (Z57.-)","personal history of physical injury and trauma (Z87.81, Z87.82-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Allergy to eggs with tolerance to baked egg is a billable ICD-10-CM diagnosis code (Z91.0121). Excludes1 (not coded here): Allergy to eggs with reactivity to baked egg (Z91.0122). Excludes2 (not included here): food additives allergy status (Z91.02); Allergy status to drugs, medicaments, and biological substances (Z88.-); contact with and (suspected) exposures hazardous to health (Z77.-); exposure to pollution and other problems related to physical environment (Z77.","officialDefinition":"Allergy to eggs with tolerance to baked egg is a billable ICD-10-CM diagnosis code (Z91.0121). Excludes1 (not coded here): Allergy to eggs with reactivity to baked egg (Z91.0122). Excludes2 (not included here): food additives allergy status (Z91.02); Allergy status to drugs, medicaments, and biological substances (Z88.-); contact with and (suspected) exposures hazardous to health (Z77.-); exposure to pollution and other problems related to physical environment (Z77.1-); female genital mutilation status (N90.81-); occupational exposure to risk factors (Z57.-); personal history of physical injury and trauma (Z87.81, Z87.82-). Code also: any follow-up examination (Z08-Z09).","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":""}