N07 vs Q87.81
N07 (Hereditary nephropathy, not elsewhere classified) compared with Q87.81 (Alport syndrome), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. N07 carries an Excludes2 note covering Q87.81: “Alport's syndrome (Q87.81-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| N07Hereditary nephropathy, not elsewhere classified | Q87.81Alport syndrome | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | N00-N99 — Diseases of the Genitourinary System (N00-N99) | Q00-Q99 — Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99) |
| Definition | Hereditary nephropathy, not elsewhere classified is a non-billable ICD-10-CM category code (N07). | Alport syndrome is a billable ICD-10-CM diagnosis code (Q87.81). |
| Use additional code | — | code to identify stage of chronic kidney disease (N18.1-N18.6) code(s) to identify all associated manifestations |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources