A50: Congenital syphilis

Codes under A50 (Congenital syphilis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
A50.0	Early congenital syphilis, symptomatic	—
A50.01	Early congenital syphilitic oculopathy	✓
A50.1	Early congenital syphilis, latent	✓
A50.02	Early congenital syphilitic osteochondropathy	✓
A50.2	Early congenital syphilis, unspecified	✓
A50.03	Early congenital syphilitic pharyngitis	✓
A50.3	Late congenital syphilitic oculopathy	—
A50.04	Early congenital syphilitic pneumonia	✓
A50.4	Late congenital neurosyphilis [juvenile neurosyphilis]	—
A50.05	Early congenital syphilitic rhinitis	✓
A50.5	Other late congenital syphilis, symptomatic	—
A50.06	Early cutaneous congenital syphilis	✓
A50.6	Late congenital syphilis, latent	✓
A50.07	Early mucocutaneous congenital syphilis	✓
A50.7	Late congenital syphilis, unspecified	✓
A50.08	Early visceral congenital syphilis	✓
A50.09	Other early congenital syphilis, symptomatic	✓
A50.9	Congenital syphilis, unspecified	✓
A50.30	Late congenital syphilitic oculopathy, unspecified	✓
A50.31	Late congenital syphilitic interstitial keratitis	✓
A50.32	Late congenital syphilitic chorioretinitis	✓
A50.39	Other late congenital syphilitic oculopathy	✓
A50.40	Late congenital neurosyphilis, unspecified	✓
A50.41	Late congenital syphilitic meningitis	✓
A50.42	Late congenital syphilitic encephalitis	✓
A50.43	Late congenital syphilitic polyneuropathy	✓
A50.44	Late congenital syphilitic optic nerve atrophy	✓
A50.45	Juvenile general paresis	✓
A50.49	Other late congenital neurosyphilis	✓
A50.51	Clutton's joints	✓
A50.52	Hutchinson's teeth	✓
A50.53	Hutchinson's triad	✓
A50.54	Late congenital cardiovascular syphilis	✓
A50.55	Late congenital syphilitic arthropathy	✓
A50.56	Late congenital syphilitic osteochondropathy	✓
A50.57	Syphilitic saddle nose	✓
A50.59	Other late congenital syphilis, symptomatic	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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