A17

Non-Billable

ChapterA00–B99

Rankcategory

Official Description

Tuberculosis of nervous system

Use a more specific code (3 billable, 1 non-billable)

A17.0Tuberculous meningitis A17.1Meningeal tuberculoma A17.8Other tuberculosis of nervous systemhas subcodes A17.9Tuberculosis of nervous system, unspecified

Metadata & Insights

•Non-billable category (requires more specific sub-code).
•Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

CH1 Parent Instructions

Includes

diseases generally recognized as communicable or transmissible

Excludes1(Not coded here. Use a different code.)

certain localized infections - see body system-related chapters

Excludes2(Not included here. Code separately if applicable.)

carrier or suspected carrier of infectious disease (Z22.-)
infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
infectious and parasitic diseases specific to the perinatal period (P35-P39)
influenza and other acute respiratory infections (J00-J22)

Use Additional Code

code to identify resistance to antimicrobial drugs (Z16.-)

A15-A19 Parent Instructions

Includes

infections due to Mycobacterium tuberculosis and Mycobacterium bovis

Excludes1(Not coded here. Use a different code.)

congenital tuberculosis (P37.0)
nonspecific reaction to test for tuberculosis without active tuberculosis (R76.1-)
pneumoconiosis associated with tuberculosis, any type in A15 (J65)
positive PPD (R76.11)
positive tuberculin skin test without active tuberculosis (R76.11)
sequelae of tuberculosis (B90.-)
silicotuberculosis (J65)

Use Additional Code

code, if applicable, for associated cachexia (E88.A)

Clinical Hierarchy

BillableHas subcodes

CH1Certain infectious and parasitic diseases (A00-B99)

A15-A19Tuberculosis (A15-A19)

A17Tuberculosis of nervous systemNot billable

A17.0Tuberculous meningitisBillable

A17.1Meningeal tuberculomaBillable

A17.8Other tuberculosis of nervous systemSubcodes

A17.9Tuberculosis of nervous system, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A17:

blockA15-A19

Tuberculosis (A15-A19)

View context instructions

chapterCH1

Certain infectious and parasitic diseases (A00-B99)

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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