A18
ICD-10Non-billable categoryTuberculosis of other organs
Official ICD-10-CM descriptor (FY2026)
Tuberculosis of other organs
A18 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
More specific codes under A18
- A18.0Tuberculosis of bones and jointscategory
- A18.1Tuberculosis of genitourinary systemcategory
- A18.2Tuberculous peripheral lymphadenopathy
- A18.3Tuberculosis of intestines, peritoneum and mesenteric glandscategory
- A18.4Tuberculosis of skin and subcutaneous tissue
- A18.5Tuberculosis of eyecategory
- A18.6Tuberculosis of (inner) (middle) ear
- A18.7Tuberculosis of adrenal glands
- A18.8Tuberculosis of other specified organscategory
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.