{"code":"K02.51","type":"code","title":"Dental caries on pit and fissure surface limited to enamel","codeAlso":[],"includes":["caries of dentine","dental cavities","early childhood caries","pre-eruptive caries","recurrent caries (dentino enamel junction) (enamel) (to the pulp)","tooth decay"],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["White spot lesions [initial caries] on pit and fissure surface of tooth"],"useAdditionalCode":[],"clinicalDefinition":"Dental caries on pit and fissure surface limited to enamel is a billable ICD-10-CM diagnosis code (K02.51). Includes: caries of dentine; dental cavities; early childhood caries; pre-eruptive caries; recurrent caries (dentino enamel junction) (enamel) (to the pulp); tooth decay. Inclusion terms: White spot lesions [initial caries] on pit and fissure surface of tooth.","officialDefinition":"Dental caries on pit and fissure surface limited to enamel is a billable ICD-10-CM diagnosis code (K02.51). Includes: caries of dentine; dental cavities; early childhood caries; pre-eruptive caries; recurrent caries (dentino enamel junction) (enamel) (to the pulp); tooth decay. Inclusion terms: White spot lesions [initial caries] on pit and fissure surface of tooth.","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":""}