B74 vs R82.0
B74 (Filariasis) compared with R82.0 (Chyluria), 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. R82.0 carries an Excludes1 note covering B74: “filarial chyluria (B74.-)”
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
| B74Filariasis | R82.0Chyluria | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Filariasis is a non-billable ICD-10-CM category code (B74). | Chyluria is a billable ICD-10-CM diagnosis code (R82.0). |
| Includes | — | chromoabnormalities in urine |
| Use additional code | — | code to identify any retained foreign body, if applicable (Z18.-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources