A50.1
ICD-10BillableEarly congenital syphilis, latent
Official ICD-10-CM descriptor (FY2026)
Early congenital syphilis, latent
A50.1 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Congenital syphilis without clinical manifestations, with positive serological reaction and negative spinal fluid test, less than two years after birth.
Related codes in A50
- A50.0Early congenital syphilis, symptomaticcategory
- A50.2Early congenital syphilis, unspecified
- A50.3Late congenital syphilitic oculopathycategory
- A50.4Late congenital neurosyphilis [juvenile neurosyphilis]category
- A50.5Other late congenital syphilis, symptomaticcategory
- A50.6Late congenital syphilis, latent
- A50.7Late congenital syphilis, unspecified
- A50.9Congenital syphilis, unspecified
Where this code sits
- Parent code
- A50
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.