2026 ICD-10-CM Diagnosis Code A15Respiratory tuberculosis

ICD-10-CM Codes›A00–B99›A15-A19›A15

ICD-10-CM A15
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

A15 is a non-billable ICD-10-CM category code for respiratory tuberculosis, so it cannot be submitted on claims. Use a more specific code from this category instead, such as A15.0, A15.4, A15.5, and A15.6.

Code Identity

ICD-10-CM Code
A15
Billable Status
No — Non-Billable Category
Code Describes
Respiratory tuberculosis
Chapter
A15-A19
Tuberculosis

Code Classification

ChapterA00–B99Certain infectious and parasitic diseases
SectionA15-A19Tuberculosis
CategoryA15Respiratory tuberculosis
This CodeA15Respiratory tuberculosis

Specific Coding for Respiratory tuberculosisOverview

Non-specific codes like A15 require more characters. Use one of these billable codes instead:

  • Use A15.0 for Tuberculosis of lung

  • Use A15.4 for Tuberculosis of intrathoracic lymph nodes

  • Use A15.5 for Tuberculosis of larynx, trachea and bronchus

  • Use A15.6 for Tuberculous pleurisy

  • Use A15.7 for Primary respiratory tuberculosis

  • Use A15.8 for Other respiratory tuberculosis

  • Use A15.9 for Respiratory tuberculosis unspecified

Patient EducationClinical

Tuberculosis

Tuberculosis (TB) is a bacterial disease that usually attacks the lungs. But it can also attack other parts of the body, including the kidneys, spine, and brain.

The full article covers:

  • What is tuberculosis (TB)?
  • What causes tuberculosis (TB)?
  • Who is more likely to get infected with tuberculosis (TB) germs?
  • Who is more likely to develop TB disease?
  • What are the symptoms of tuberculosis (TB)?
  • How is tuberculosis (TB) diagnosed?
  • What is the treatment for tuberculosis (TB)?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About A15Overview

Is A15 (Respiratory tuberculosis) a billable code?

No. This is a category header that groups the codes for respiratory tuberculosis, and headers cannot be submitted on claims. Claims for respiratory tuberculosis need a more specific code from this category, such as A15.0, A15.4, and A15.5.