ICD‑10 Code A179 – Tuberculosis of nervous system, unspecified Tuberculosis of nervous system, unspecified
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Billable
Active (Valid as of April 2025) · ICD-10-CM (US)
Code Details
| Code | A179 |
|---|---|
| Category | A178 – Other tuberculosis of nervous system Other tuberculosis of nervous system |
| Version | ICD-10-CM (US) |
| Status | Active (Valid as of April 2025) |
Plain‑English Summary
ICD-10-CM code A17.9 identifies unspecified tuberculosis of the nervous system. This diagnosis is used when tuberculosis affects the brain, spinal cord, or peripheral nerves, but the specific type of nervous system involvement isn't detailed. It serves as a billable code for medical reimbursement.
When to Use This Code
- Infections due to Mycobacterium tuberculosis and Mycobacterium bovis
Related Codes
Browse category »FAQ
ICD-10-CM code A17.9 represents tuberculosis of the nervous system where the specific type or precise location within the nervous system is not further specified.
A17.9 is utilized when medical documentation confirms tuberculosis of the nervous system but lacks the detailed information needed to assign a more specific code, such as tuberculous meningitis (A17.0) or tuberculoma of the brain and spinal cord (A17.81).
Yes, A17.9 is a billable/specific ICD-10-CM code, which means it can be used to indicate a diagnosis for reimbursement purposes on medical claims with a date of service on or after October 1, 2015.
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Tags :
A17.9 ICD-10
Tuberculosis nervous system unspecified
TB central nervous system
CNS tuberculosis
ICD10 code for tuberculosis of nervous system
Unspecified nervous system TB
Mycobacterium tuberculosis nervous system
Brain tuberculosis ICD-10
Spinal cord tuberculosis ICD-10
Diagnosis code A17.9
2026 ICD-10-CM A17.9