A17
Non-Billable

Tuberculosis of nervous system

Non-Billable / Non-Specific Code

What is Tuberculosis of nervous system?

ICD-10-CM A17 is the diagnosis code for Tuberculosis of nervous system. This code falls under the section "Tuberculosis" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for A17

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where A17 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeA17 — Tuberculosis of nervous system
Sub-Codes 4 entries
A17.0Tuberculous meningitisBillableA17.1Meningeal tuberculomaBillableA17.8Other tuberculosis of nervous systemNon-BillableA17.81Tuberculoma of brain and spinal cordBillableA17.82Tuberculous meningoencephalitisBillableA17.83Tuberculous neuritisBillableA17.89Other tuberculosis of nervous systemBillableA17.9Tuberculosis of nervous system, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is A17 a billable ICD-10-CM code?

No, A17 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does A17 mean?

A17 is the ICD-10-CM diagnosis code for "Tuberculosis of nervous system". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is A17 in?

A17 is located in Section A15-A19 — "Tuberculosis" within Chapter 1 of the ICD-10-CM Tabular List.

What are the sub-codes of A17?

A17 has 4 sub-code(s) that provide more specific detail: A17.0, A17.1, A17.8, A17.9.

When should I use A17?

Use A17 when the patients documented diagnosis matches "Tuberculosis of nervous system" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Tuberculosis of nervous system?

The ICD-10-CM code for Tuberculosis of nervous system is A17.

Can A17 be used for primary diagnosis?

No, A17 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is A17 in?

A17 is in Chapter 1 of the ICD-10-CM Tabular List.

Is A17 valid for 2026?

Yes, A17 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA15.9Respiratory tuberculosis unspecifiedNext →A17.0Tuberculous meningitis
Code Details
A17
Tuberculosis of nervous system
Non-Billable / Non-Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
A15-A19 — Tuberculosis
2026 ICD-10-CM