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N00.5

Acute nephritic syndrome with diffuse mesangiocapillary glomerulonephritis

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 13 never code together
N00code
Excludes1
  • acute tubulo-interstitial nephritis (N10)N10
  • nephritic syndrome NOS (N05.-)N05.-
N00.5code
Excludes1
  • Acute nephritic syndrome with C3 glomerulonephritis (N00.A)N00.AN00.A
  • Acute nephritic syndrome with C3 glomerulopathy (N00.A)N00.AN00.A
N00-N08block
Excludes1
  • hypertensive chronic kidney disease (I12.-)I12.-
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 4
N00code
Includes
  • acute glomerular disease
  • acute glomerulonephritis
  • acute nephritis
N00-N08block
Code also
  • any associated kidney failure (N17-N19).N17-N19
Index entries leading here 2
  • Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic) N05.9
    • acute N00.9
      • with
        • diffuse
          • mesangiocapillary glomerulonephritis N00.5
    • membranoproliferative (diffuse) (type 1 or 3) N05.5
  • Glomerulonephritis N05.9
    • diffuse
      • mesangiocapillary N05.5
    • membranoproliferative (diffuse)(type 1 or 3) N05.5
    • mesangiocapillary (diffuse) NEC N05.5
Alongside this code 11 same parent — N00
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

ESRD21HCC141

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
N00
Block
N00-N08
Siblings
11

Present FY2024–FY2027.