A18.2

A18.2: Tuberculous peripheral lymphadenopathy

Billable / specific codeICD-10-CM

A18.2 is a billable, specific ICD-10-CM code for tuberculous peripheral lymphadenopathy. It is valid for submission on a claim.

Check A18.2 with the rest of the claim: free scrubber

Excludes2: not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

tuberculosis of bronchial and mediastinal lymph nodes (A15.4)
tuberculosis of mesenteric and retroperitoneal lymph nodes (A18.39)
tuberculous tracheobronchial adenopathy (A15.4)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Tuberculous adenitis

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

A18.2 is named in 10 Medicare coverage policies: 10 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A56416Billing and Coding: Assays for Vitamins and Metabolic Function
A56421Billing and Coding: CT of the Abdomen and Pelvis
A56841Billing and Coding: Vitamin D; 25 hydroxy, includes fraction(s), if performed
A57484Billing and Coding: Vitamin D Assay Testing

Alphabetic index entries that lead here

Caseation lymphatic gland(tuberculous)
Scrofula, scrofulosis(tuberculosis of cervical lymph glands)
Abscess›scrofulous(tuberculous)
Adenitis›scrofulous(tuberculous)
Adenitis›strumous, tuberculous
Bubo›scrofulous(tuberculous)
Disease, diseased›scrofulous(tuberculous)
Lymphangitis›strumous, tuberculous
Tuberculosis, tubercular, tuberculous›axilla, axillary(gland)
Tuberculosis, tubercular, tuberculous›cervical(lymph gland or node)
Tuberculosis, tubercular, tuberculous›glandular, general
Tuberculosis, tubercular, tuberculous›infraclavicular gland

Code history

Unchanged in every release from FY2024 to FY2027.