2020 ICD-10-CM Diagnosis Code N05.8

Unspecified nephritic syndrome with other morphologic changes

    2016 2017 2018 2019 2020 Billable/Specific Code
  • N05.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Unsp nephritic syndrome with other morphologic changes
  • The 2020 edition of ICD-10-CM N05.8 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of N05.8 - other international versions of ICD-10 N05.8 may differ.
Applicable To
  • Unspecified nephritic syndrome with proliferative glomerulonephritis NOS
The following code(s) above N05.8 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to N05.8:
  • N00-N99
    2020 ICD-10-CM Range N00-N99

    Diseases of the genitourinary system

    Type 2 Excludes
    • 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)
    Diseases of the genitourinary system
  • N00-N08
    2020 ICD-10-CM Range N00-N08

    Glomerular diseases

    Code Also
    • any associated kidney failure (N17-N19).
    Type 1 Excludes
    • hypertensive chronic kidney disease (I12.-)
    Glomerular diseases
  • N05
    ICD-10-CM Diagnosis Code N05

    Unspecified nephritic syndrome

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Includes
    • glomerular disease NOS
    • glomerulonephritis NOS
    • nephritis NOS
    • nephropathy NOS and renal disease NOS with morphological lesion specified in .0-.8
    Type 1 Excludes
    • nephropathy NOS with no stated morphological lesion (N28.9)
    • renal disease NOS with no stated morphological lesion (N28.9)
    • tubulo-interstitial nephritis NOS (N12)
    Unspecified nephritic syndrome
Approximate Synonyms
  • Anti gbm nephritis
  • Anti-glomerular basement membrane tubulointerstitial nephritis
  • Exudative nephritis
  • Fibrillary glomerulonephritis
  • Focal and segmental proliferative glomerulonephritis
  • Glomerulonephritis, idiopathic crescentic, type 3
  • Glomerulonephritis, immune complex
  • Glomerulonephritis, proliferative
  • Idiopathic crescentic glomerulonephritis, type iii
  • Idiopathic granulomatous interstitial nephropathy
  • Immune-complex glomerulonephritis
  • Light chain nephropathy
  • Light chain nephropathy due to multiple myeloma
  • Necrotizing glomerulonephritis
  • Proliferative glomerulonephritis
  • Sclerosing glomerulonephritis
ICD-10-CM N05.8 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 698 Other kidney and urinary tract diagnoses with mcc
  • 699 Other kidney and urinary tract diagnoses with cc
  • 700 Other kidney and urinary tract diagnoses without cc/mcc

Convert N05.8 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to N05.8:
  • Type 1 Excludes: N26
    , N03
    ICD-10-CM Diagnosis Code N26

    Unspecified contracted kidney

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • contracted kidney due to hypertension (I12.-)
    • diffuse sclerosing glomerulonephritis (N05.8.-)
    • hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-)
    • small kidney of unknown cause (N27.-)
    ICD-10-CM Diagnosis Code N03

    Chronic nephritic syndrome

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Includes
    • chronic glomerular disease
    • chronic glomerulonephritis
    • chronic nephritis
    Type 1 Excludes
    • chronic tubulo-interstitial nephritis (N11.-)
    • diffuse sclerosing glomerulonephritis (N05.8-)
    • nephritic syndrome NOS (N05.-)

Diagnosis Index entries containing back-references to N05.8:
  • Glomerulonephritis N05.9
    - see also Nephritis
    ICD-10-CM Diagnosis Code N05.9

    Unspecified nephritic syndrome with unspecified morphologic changes

      2016 2017 2018 2019 2020 Billable/Specific Code
    • proliferative NEC N05.8 - see also N00-N07 with fourth character .8
    • immune complex N05.8 (circulating)
    • necrotic, necrotizing NEC N05.8 - see also N00-N07 with fourth character .8
    • specified pathology NEC N05.8 - see also N00-N07 with fourth character .8
  • Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic) N05.9
    ICD-10-CM Diagnosis Code N05.9

    Unspecified nephritic syndrome with unspecified morphologic changes

      2016 2017 2018 2019 2020 Billable/Specific Code
    • with
      • glomerular lesion
        • diffuse sclerosing N05.8
      • lesion of
        • glomerulonephritis, proliferative N05.8
      • specified morphological changes NEC N05.8
    • diffuse sclerosing N05.8
    • immune complex N05.8 (circulating)
    • necrotic, necrotizing NEC N05.8 - see also N00-N07 with fourth character .8
    • proliferative NEC N05.8 - see also N00-N07 with fourth character .8
    • sclerosing, diffuse N05.8
    • specified pathology NEC N05.8 - see also N00-N07 with fourth character .8
  • Nephropathy N28.9
    - see also Nephritis
    ICD-10-CM Diagnosis Code N28.9

    Disorder of kidney and ureter, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Nephropathy NOS
    • Renal disease (acute) NOS
    • Renal insufficiency (acute)
    Type 1 Excludes
    • chronic renal insufficiency (N18.9)
    • unspecified nephritic syndrome (N05.-)
    • proliferative NEC N05.8 - see also N00-N07 with fourth character .8

ICD-10-CM Codes Adjacent To N05.8
N04.9 Nephrotic syndrome with unspecified morphologic changes
N05 Unspecified nephritic syndrome
N05.0 Unspecified nephritic syndrome with minor glomerular abnormality
N05.1 Unspecified nephritic syndrome with focal and segmental glomerular lesions
N05.2 Unspecified nephritic syndrome with diffuse membranous glomerulonephritis
N05.3 Unspecified nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
N05.4 Unspecified nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
N05.5 Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
N05.6 Unspecified nephritic syndrome with dense deposit disease
N05.7 Unspecified nephritic syndrome with diffuse crescentic glomerulonephritis
N05.8 Unspecified nephritic syndrome with other morphologic changes
N05.9 Unspecified nephritic syndrome with unspecified morphologic changes
N06 Isolated proteinuria with specified morphological lesion
N06.0 Isolated proteinuria with minor glomerular abnormality
N06.1 Isolated proteinuria with focal and segmental glomerular lesions
N06.2 Isolated proteinuria with diffuse membranous glomerulonephritis
N06.3 Isolated proteinuria with diffuse mesangial proliferative glomerulonephritis
N06.4 Isolated proteinuria with diffuse endocapillary proliferative glomerulonephritis
N06.5 Isolated proteinuria with diffuse mesangiocapillary glomerulonephritis
N06.6 Isolated proteinuria with dense deposit disease
N06.7 Isolated proteinuria with diffuse crescentic glomerulonephritis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.