Coding and coverage · ICD-10-CM

N08 Glomerular disorders in diseases classified elsewhere

BillableNo payment HCCChapter 14

Instructional notes

Chapter 14

Excludes2Not included here: the patient may have both; report both when both are present.
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Section N00-N08

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
  • hypertensive chronic kidney disease (I12.-)
Code also
  • any associated kidney failure (N17-N19).

This code

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
  • glomerulonephritis, nephritis and nephropathy (in):
  • antiglomerular basement membrane disease (M31.0)
  • diabetes (E08-E13 with .21)
  • gonococcal (A54.21)
  • Goodpasture's syndrome (M31.0)
  • hemolytic-uremic syndrome (D59.3-)
  • lupus (M32.14)
  • mumps (B26.83)
  • syphilis (A52.75)
  • systemic lupus erythematosus (M32.14)
  • Wegener's granulomatosis (M31.31)
  • pyelonephritis in diseases classified elsewhere (N16)
  • renal tubulo-interstitial disorders classified elsewhere (N16)
Code firstSequence the underlying condition first.
Inclusion terms
  • Glomerulonephritis
  • Nephritis
  • Nephropathy

Chapter 14: Diseases of the genitourinary system · N00-N08 Glomerular diseases (N00-N08)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.