A51.39

Billable

Other secondary syphilis of skin

A51.39 is the ICD-10-CM code for Other secondary syphilis of skin. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
A00-B99
Parent
A51.3
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

What this means — in plain language

MedlinePlus · NIH

What are skin infections? Your skin is your body's largest organ. It has many different functions, including covering and protecting your body. It helps keep germs out. But sometimes the germs can cause a skin infection. It often happens when the germs enter your body through a break, cut, or wound on your skin. Other skin infections can happen in places where the skin rubs together, especially if the area is moist.…

Read more about Skin Infections at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Syphilitic leukoderma
  • Syphilitic mucous patch

Excludes1 — not coded here

  • late syphilitic leukoderma (A52.79)

Frequently asked questions

What is ICD-10 code A51.39?
A51.39 is the ICD-10-CM code for "Other secondary syphilis of skin". It falls under A00-B99 Certain infectious and parasitic diseases.
Is A51.39 a billable code?
Yes — A51.39 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from A51.39?
Excludes1 (not coded here): late syphilitic leukoderma (A52.79).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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