N05: Unspecified nephritic syndrome
Codes under N05 (Unspecified nephritic syndrome). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| N05.0 | Unspecified nephritic syndrome with minor glomerular abnormality | ✓ |
| N05.0 | Unspecified nephritic syndrome with minor glomerular abnormality | ✓ |
| N05.1 | Unspecified nephritic syndrome with focal and segmental glomerular lesions | ✓ |
| N05.1 | Unspecified nephritic syndrome with focal and segmental glomerular lesions | ✓ |
| N05.2 | Unspecified nephritic syndrome with diffuse membranous glomerulonephritis | ✓ |
| N05.2 | Unspecified nephritic syndrome with diffuse membranous glomerulonephritis | ✓ |
| N05.3 | Unspecified nephritic syndrome with diffuse mesangial proliferative glomerulonephritis | ✓ |
| N05.3 | Unspecified nephritic syndrome with diffuse mesangial proliferative glomerulonephritis | ✓ |
| N05.4 | Unspecified nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis | ✓ |
| N05.4 | Unspecified nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis | ✓ |
| N05.5 | Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis | ✓ |
| N05.5 | Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis | ✓ |
| N05.6 | Unspecified nephritic syndrome with dense deposit disease | ✓ |
| N05.6 | Unspecified nephritic syndrome with dense deposit disease | ✓ |
| N05.7 | Unspecified nephritic syndrome with diffuse crescentic glomerulonephritis | ✓ |
| N05.7 | Unspecified nephritic syndrome with diffuse crescentic glomerulonephritis | ✓ |
| N05.8 | Unspecified nephritic syndrome with other morphologic changes | ✓ |
| N05.8 | Unspecified nephritic syndrome with other morphologic changes | ✓ |
| N05.9 | Unspecified nephritic syndrome with unspecified morphologic changes | ✓ |
| N05.9 | Unspecified nephritic syndrome with unspecified morphologic changes | ✓ |
| N05.A | Unspecified nephritic syndrome with C3 glomerulonephritis | ✓ |
| N05.A | Unspecified nephritic syndrome with C3 glomerulonephritis | ✓ |
Frequently asked questions
What is ICD-10-CM code N05?
N05 is an ICD-10-CM category covering Unspecified nephritic syndrome. It contains 22 more specific diagnosis codes, 22 of which are billable.
Is N05 a billable code?
No — N05 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example N05.0 — Unspecified nephritic syndrome with minor glomerular abnormality). 22 of the 22 codes under N05 are billable.
What codes fall under N05?
N05 includes N05.0, N05.0, N05.1, N05.1, N05.2, plus 17 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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