{"code":"Z39.1","type":"code","title":"Encounter for care and examination of lactating mother","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["disorders of lactation (O92.-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["Z39","Z39.0","Z39.2"],"inclusionTerms":["Encounter for supervision of lactation"],"sibling_titles":{"code":"Z39.2","title":"Encounter for routine postpartum follow-up","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Encounter for care and examination of lactating mother is a billable ICD-10-CM diagnosis code (Z39.1). Inclusion terms: Encounter for supervision of lactation. Excludes1 (not coded here): disorders of lactation (O92.-).","officialDefinition":"Encounter for care and examination of lactating mother is a billable ICD-10-CM diagnosis code (Z39.1). Inclusion terms: Encounter for supervision of lactation. Excludes1 (not coded here): disorders of lactation (O92.-).","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":"","hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}