{"code":"O26.0","type":"code","title":"Excessive weight gain in pregnancy","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["gestational edema (O12.0, O12.2)","maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)","maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["O26.01","O26.02","O26.03"],"inclusionTerms":[],"sibling_titles":{"code":"O26.03","title":"Excessive weight gain in pregnancy, third trimester","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Excessive weight gain in pregnancy is a non-billable ICD-10-CM category code (O26.0). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): gestational edema (O12.0, O12.2); maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48); maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99).","officialDefinition":"Excessive weight gain in pregnancy is a non-billable ICD-10-CM category code (O26.0). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): gestational edema (O12.0, O12.2); maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48); maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99).","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":""}