Is A39 a billable code?
No. A39 is a header code that groups 15 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
A39: Meningococcal infection
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
A39 groups related diagnoses under meningococcal infection. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under A39
- A39.0Meningococcal meningitis
- A39.1Waterhouse-Friderichsen syndrome
- A39.2Acute meningococcemia
- A39.3Chronic meningococcemia
- A39.4Meningococcemia, unspecified
- A39.50Meningococcal carditis, unspecified
- A39.51Meningococcal endocarditis
- A39.52Meningococcal myocarditis
- A39.53Meningococcal pericarditis
- A39.81Meningococcal encephalitis
- A39.82Meningococcal retrobulbar neuritis
- A39.83Meningococcal arthritis
- A39.84Postmeningococcal arthritis
- A39.89Other meningococcal infections
- A39.9Meningococcal infection, unspecified
A39 questions
What does A39 mean?
A39 is the ICD-10-CM code for Meningococcal infection. It is in chapter 1, Certain infectious and parasitic diseases (A00-B99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.