ICD-10-CM · Chapter 14 · N00-N99
N00 Acute nephritic syndrome
Includes
- acute glomerular disease
- acute glomerulonephritis
- acute nephritis
Excludes 1 (cannot be coded together)
- acute tubulo-interstitial nephritis (N10)
- nephritic syndrome NOS (N05.-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| N00..0 | Acute nephritic syndrome with minor glomerular abnormality | Yes |
| N00..1 | Acute nephritic syndrome with focal and segmental glomerular lesions | Yes |
| N00..2 | Acute nephritic syndrome with diffuse membranous glomerulonephritis | Yes |
| N00..3 | Acute nephritic syndrome with diffuse mesangial proliferative glomerulonephritis | Yes |
| N00..4 | Acute nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis | Yes |
| N00..5 | Acute nephritic syndrome with diffuse mesangiocapillary glomerulonephritis | Yes |
| N00..6 | Acute nephritic syndrome with dense deposit disease | Yes |
| N00..7 | Acute nephritic syndrome with diffuse crescentic glomerulonephritis | Yes |
| N00..8 | Acute nephritic syndrome with other morphologic changes | Yes |
| N00..9 | Acute nephritic syndrome with unspecified morphologic changes | Yes |
| N00..A | Acute nephritic syndrome with C3 glomerulonephritis | Yes |
| N00..B | Acute nephritic syndrome with immune complex membranoproliferative glomerulonephritis | No |
| N00..B1 | Acute nephritic syndrome with idiopathic immune membranoproliferative glomerulonephritis (IC-MPGN) | Yes |
| N00..B2 | Acute nephritic syndrome with secondary immune complex membranoproliferative glomerulonephritis (IC-MPGN) | Yes |
Last reviewed: September 2026