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A15.7

A15.7Primary respiratory tuberculosis

Billable / specific codeICD-10-CM

A15.7 is a billable, specific ICD-10-CM code for primary respiratory tuberculosis. It is valid for submission on a claim.

Other codes that can never be billed with A15.7

These codes carry an Excludes1 note pointing at A15.7. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading A15.7 alone.

  • A15.4Tuberculosis of intrathoracic lymph nodes
  • A15.6Tuberculous pleurisy

Risk adjustment

A15.7 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

A15.7 is named in 11 Medicare coverage policies 11 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56717Billing and Coding: Respiratory Therapy (Respiratory Care)
  • A56841Billing and Coding: Vitamin D; 25 hydroxy, includes fraction(s), if performed

How A15.7 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to A15.7.

  • Epituberculosis(with atelectasis) (allergic)
  • Ghon tubercle, primary infection
  • Complexprimary, tuberculous
  • Infection, infected, infectiveGhon tubercle, primary
  • TubercleGhon, primary infection
  • Tuberculosis, tubercular, tuberculouscomplex, primary
  • Tuberculosis, tubercular, tuberculousfirst infection
  • Tuberculosis, tubercular, tuberculousimmunological findings only
  • Tuberculosis, tubercular, tuberculousinfantile
  • Tuberculosis, tubercular, tuberculousprimary(complex)
  • Pleurisytuberculousprimary(progressive)
  • Tuberculosis, tubercular, tuberculoushilar lymph nodesprimary(progressive)

Related codes at this level

Codes that share A15. If A15.7 is not quite right, the correct code is usually one of these.

Questions about A15.7

Is A15.7 a billable ICD-10-CM code?
Yes. A15.7 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does A15.7 sit in the tabular list?
Certain infectious and parasitic diseases (A00-B99), in the block Tuberculosis (A15-A19).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.