A15 vs B90
A15 (Respiratory tuberculosis) compared with B90 (Sequelae of tuberculosis), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. A15 carries an Excludes1 note covering B90: “sequelae of tuberculosis (B90.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| A15Respiratory tuberculosis | B90Sequelae of tuberculosis | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) |
| Definition | Respiratory tuberculosis is a non-billable ICD-10-CM category code (A15). | Sequelae of tuberculosis is a non-billable ICD-10-CM category code (B90). |
| Includes | infections due to Mycobacterium tuberculosis and Mycobacterium bovis | — |
| Use additional code | code, if applicable, for associated cachexia (E88.A) | — |
| Code first | — | condition resulting from (sequela) the infectious or parasitic disease |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources