N05.A Unspecified nephritic syndrome with C3 glomerulonephritis
Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.
Applicable to
- Unspecified nephritic syndrome with C3 glomerulopathy
Excludes1 (never code together)
- Unspecified nephritic syndrome (with C3 glomerulopathy) with dense deposit disease (N05.6)
Applies from N05 Unspecified nephritic syndrome
Includes
- glomerular disease NOS
- glomerulonephritis NOS
- nephritis NOS
- nephropathy NOS and renal disease NOS with morphological lesion specified in .0-.8
Excludes1 (never code together)
- nephropathy NOS with no stated morphological lesion (N28.9)
- renal disease NOS with no stated morphological lesion (N28.9)
- tubulo-interstitial nephritis NOS (N12)
MS-DRG index
Defines the logic of DRG(s) 698-700 in MDC 11.
Code annotations containing back-references to N05.A
Back-references to N05.A
- Type 1 Excludes:
N05.5 Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis ("Unspecified nephritic syndrome with C3 glomerulonephritis (N05.A)") - Type 1 Excludes:
N05.5 Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis ("Unspecified nephritic syndrome with C3 glomerulopathy (N05.A)")
Back-references to N05
- Type 1 Excludes:
N00 Acute nephritic syndrome ("nephritic syndrome NOS (N05.-)") - Type 1 Excludes:
N01 Rapidly progressive nephritic syndrome ("nephritic syndrome NOS (N05.-)") - Type 1 Excludes:
N03 Chronic nephritic syndrome ("nephritic syndrome NOS (N05.-)") - Type 1 Excludes:
N28.9 Disorder of kidney and ureter, unspecified ("unspecified nephritic syndrome (N05.-)")
Diagnosis Index entries for N05.A
- Glomerulonephritis › with › C3 › glomerulonephritis
- Glomerulonephritis › with › C3 › glomerulopathy
- Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic) › with › C3 › glomerulonephritis
- Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic) › with › C3 › glomerulopathy
Nearby codes
N05.5 Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritisN05.6 Unspecified nephritic syndrome with dense deposit diseaseN05.7 Unspecified nephritic syndrome with diffuse crescentic glomerulonephritisN05.8 Unspecified nephritic syndrome with other morphologic changesN05.9 Unspecified nephritic syndrome with unspecified morphologic changesN05.A Unspecified nephritic syndrome with C3 glomerulonephritis (this code)