A50.07 Early mucocutaneous congenital syphilis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from A50.0 Early congenital syphilis, symptomatic

Applicable to

• Any congenital syphilitic condition specified as early or manifest less than two years after birth.

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 090.0 Early congenital syphilis, symptomatic (approximate)

Code annotations containing back-references to A50.07

Back-references to A50.0

• Code First: D77 Other disorders of blood and blood-forming organs in diseases classified elsewhere ("congenital early syphilis (A50.0-)")
• Code First: H94.8 Other specified disorders of ear in diseases classified elsewhere ("congenital syphilis (A50.0)")
• Code First: J99 Respiratory disorders in diseases classified elsewhere ("early congenital syphilis (A50.0-)")
• Code First: K67 Disorders of peritoneum in infectious diseases classified elsewhere ("congenital syphilis (A50.0)")
• Code First: K77 Liver disorders in diseases classified elsewhere ("congenital syphilis (A50.0, A50.5)")

Back-references to A50

• Code First: J99 Respiratory disorders in diseases classified elsewhere ("congenital syphilis (A50.-)")
• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")
• Type 2 Excludes: P37 Other congenital infectious and parasitic diseases ("congenital syphilis (A50.-)")

Diagnosis Index entries for A50.07

• Bubo › syphilitic (primary) › congenital
• Chancre (any genital site) (hard) (hunterian) (mixed) (primary) (seronegative) (seropositive) (syphilitic) › congenital
• Condyloma › syphilitic › congenital
• Induration, indurated › chancre › congenital
• Mucous › patches (syphilitic) › congenital
• Patches › mucous (syphilitic) › congenital
• Syphilis, syphilitic (acquired) › congenital › early, or less than 2 years after birth NEC › symptomatic › mucocutaneous
• Syphilis, syphilitic (acquired) › mucous › patches › congenital

Nearby codes

• A50.02 Early congenital syphilitic osteochondropathy
• A50.03 Early congenital syphilitic pharyngitis
• A50.04 Early congenital syphilitic pneumonia
• A50.05 Early congenital syphilitic rhinitis
• A50.06 Early cutaneous congenital syphilis
• A50.07 Early mucocutaneous congenital syphilis (this code)
• A50.08 Early visceral congenital syphilis
• A50.09 Other early congenital syphilis, symptomatic
• A50.1 Early congenital syphilis, latent
• A50.2 Early congenital syphilis, unspecified
• A50.3 Late congenital syphilitic oculopathy