N05
Unspecified nephritic syndrome
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
N05code
N00-N99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 5
Index entries leading here filed at null
No alphabetic index entry points at this code.
Subordinate codes 11
N05.0 Unsp nephritic syndrome with minor glomerular abnormality N05.1 Unsp neph syndrome w focal and segmental glomerular lesions N05.2 Unsp nephritic syndrome w diffuse membranous glomrlneph N05.3 Unsp neph syndrome w diffuse mesangial prolif glomrlneph N05.4 Unsp neph syndrome w diffuse endocaplry prolif glomrlneph N05.5 Unsp nephritic syndrome w diffuse mesangiocap glomrlneph N05.6 Unspecified nephritic syndrome with dense deposit disease N05.7 Unsp nephritic syndrome w diffuse crescentic glomrlneph N05.8 Unsp nephritic syndrome with other morphologic changes N05.9 Unsp nephritic syndrome with unspecified morphologic changes N05.A Unspecified nephritic syndrome with C3 glomerulonephritis
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.