{"code":"H55.01","type":"code","title":"Congenital nystagmus","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"sibling_codes":["H55","H55.0","H55.02","H55.03","H55.04","H55.09","H55.8","H55.81","H55.82","H55.89"],"inclusionTerms":[],"sibling_titles":{"code":"H55.89","title":"Other irregular eye movements","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Congenital nystagmus (H55.01) is a billable ICD-10-CM diagnosis code, valid for claim submission. It is classified under category H55 (Nystagmus and other irregular eye movements), within the Other disorders of eye and adnexa (H55-H57) block, within Chapter 7, Diseases of the Eye and Adnexa (H00-H59). The official tabular list attaches no additional inclusion or exclusion notes to this code. Code selection within this family is differentiated by its related codes: H55.0 (Nystagmus); H55.02 (Latent nystagmus); H55.03 (Visual deprivation nystagmus); H55.04 (Dissociated nystagmus).","officialDefinition":"Congenital nystagmus (H55.01) is a billable ICD-10-CM diagnosis code, valid for claim submission. It is classified under category H55 (Nystagmus and other irregular eye movements), within the Other disorders of eye and adnexa (H55-H57) block, within Chapter 7, Diseases of the Eye and Adnexa (H00-H59). The official tabular list attaches no additional inclusion or exclusion notes to this code. Code selection within this family is differentiated by its related codes: H55.0 (Nystagmus); H55.02 (Latent nystagmus); H55.03 (Visual deprivation nystagmus); H55.04 (Dissociated nystagmus).","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":""}