ICD-10-CM Diagnosis Code A15.8: Other respiratory tuberculosis

A15.8 is a billable and specific ICD-10-CM code. Accurate documentation of A15.8 facilitates proper diagnosis, effective management, and correct reimbursement.

This guideline will provide the use, official coding guidelines, and historical background of A15.8.

What is the ICD-10-CM Diagnosis Code for Other respiratory tuberculosis?

The ICD-10-CM diagnosis code for Other respiratory tuberculosis is A15.8.

Other respiratory tuberculosis refers to TB infections in parts of the respiratory system other than the lungs, such as the larynx, trachea, bronchus, or pleura.

It is caused by Mycobacterium tuberculosis, spread through airborne droplets. Common symptoms include chronic cough, hoarseness, chest pain, fever, and weight loss.

It mostly affects people with weak immune systems or those in close contact with TB patients. This form of TB can impair breathing and voice function if untreated. Treatment includes a combination of anti-TB drugs for six months or more.

Proper documentation using A15.8 ensures patients receive appropriate care and enables accurate healthcare reimbursement.

History Background of ICD-10-CM Diagnosis Code A15.8

The ICD-9-CM system, first introduced in 1979, provided the initial framework for coding diseases and health-related conditions in the United States.

The ICD-9-CM diagnosis code for Other respiratory tuberculosis is 012.8.This coding remained consistent from 1979 to 2015.

While the ICD-9-CM system offered a basic approach to disease classification, modern healthcare needs more detail and specificity.

To address this, the ICD-10-CM system was launched in 2015, introducing a more comprehensive and accurate coding structure.

The transition from ICD-9-CM to ICD-10-CM significantly improved the ability to document and analyze conditions such as Other respiratory tuberculosis.

The 2025 edition of ICD-10-CM A15.8 became effective on October 1, 2024.

Year	ICD-10-CM Code	Description
2020	A15.8	No Change
2021	A15.8	No Change
2022	A15.8	No Change
2023	A15.8	No Change
2024	A15.8	No Change
2025	A15.8	No Change

Other ICD-10-CM Diagnosis Codes in A15

ICD-10-CM code A15 | Respiratory tuberculosis has following sub categories including A15.8 :

A15 Respiratory tuberculosis
A15.0 Tuberculosis of lung
A15.4 Tuberculosis of intrathoracic lymph nodes
A15.5 Tuberculosis of larynx, trachea and bronchus
A15.6 Tuberculous pleurisy
A15.7 Primary respiratory tuberculosis
A15.8 Other respiratory tuberculosis
A15.9 Respiratory tuberculosis unspecified

Final Thought

Proper coding of A15.8 is essential for diagnosing and managing Other respiratory tuberculosis. A clear understanding of its History, and correct usage enhances medical documentation and ensures effective treatment, patient care, supports healthcare planning, and guarantees proper reimbursement for medical services.

Dr. Sehrish Bano, CPB & CPC

As a certified professional in both billing and coding, I specialize in streamlining healthcare revenue cycles and ensuring accurate claim submissions. With more than five years of experience serving the healthcare industry in the USA, I bring expertise in coding accuracy, compliance, and reimbursement optimization. My work focuses on reducing errors, improving efficiency, and supporting providers in delivering quality care without administrative hurdles. I am committed to helping healthcare organizations achieve financial stability and compliance through reliable billing and coding practices.