ICD-10-CM Diagnosis Code A18.18: Tuberculosis of other female genital organs

ICD-10-CM Diagnosis Code A18.18:Tuberculosis of other female genital organs

A18.18 is a billable and specific ICD-10-CM code. Accurate documentation of A18.18 facilitates proper diagnosis, effective management, and correct reimbursement.

This guideline will provide the use, official coding guidelines, and historical background of A18.18.

What is the ICD-10-CM Diagnosis Code for Tuberculosis of other female genital organs?

The ICD-10-CM diagnosis code for Tuberculosis of other female genital organs is A18.18

Genital organs are the parts of the reproductive system. In females, these include the ovaries, fallopian tubes, uterus, cervix, and vagina. 

Tuberculosis of other female genital organs refers to TB infection affecting areas such as the ovaries or fallopian tubes, excluding the cervix.

It is caused by Mycobacterium tuberculosis, usually spreading from the lungs. Symptoms include lower abdominal pain, irregular periods, infertility, and abnormal vaginal discharge.

The infection may remain silent for years. It is diagnosed using imaging, lab tests, or biopsy. Treatment involves anti-tuberculosis drugs for several months. Early treatment improves fertility outcomes and prevents long-term damage.

Proper documentation using A18.18 ensures patients receive appropriate care and enables accurate healthcare reimbursement.

History Background of ICD-10-CM Diagnosis Code A18.18

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 Tuberculosis of other female genital organs is 016.70.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 Tuberculosis of other female genital organs.

The 2025 edition of ICD-10-CM A18.18 became effective on October 1, 2024.

YearICD-10-CM CodeDescription
2020A18.18No Change
2021A18.18No Change
2022A18.18No Change
2023A18.18No Change
2024A18.18No Change
2025A18.18No Change

Final Thought

Proper coding of A18.18 is essential for diagnosing and managing Tuberculosis of other female genital organs. 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.

About Author
content writer
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.

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