B37.42 vs N51
B37.42 (Candidal balanitis) compared with N51 (Disorders of male genital organs in diseases classified elsewhere), 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. N51 carries an Excludes1 note covering B37.42: “candidal balanitis (B37.42)”
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
| B37.42Candidal balanitis | N51Disorders of male genital organs in diseases classified elsewhere | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | A00-B99 — Certain Infectious and Parasitic Diseases (A00-B99) | N00-N99 — Diseases of the Genitourinary System (N00-N99) |
| Definition | Candidal balanitis is a billable ICD-10-CM diagnosis code (B37.42). | Disorders of male genital organs in diseases classified elsewhere is a billable ICD-10-CM diagnosis code (N51). |
| Includes | candidosis moniliasis | — |
| Code first | — | underlying disease, such as: filariasis (B74.0-B74.9) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources