2023

  1. ICD-10-CM Codes
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  2. N00-N99
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  3. N00-N08
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  4. N03-
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  5. 2023 ICD-10-CM Diagnosis Code N03.5

2023 ICD-10-CM Diagnosis Code N03.5

Chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • N03.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Chronic nephritic syndrome w diffuse mesangiocap glomrlneph
  • The 2023 edition of ICD-10-CM N03.5 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of N03.5 - other international versions of ICD-10 N03.5 may differ.
Applicable To
  • Chronic nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as N03.5. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • Chronic nephritic syndrome with C3 glomerulonephritis (
    ICD-10-CM Diagnosis Code N03.A

    Chronic nephritic syndrome with C3 glomerulonephritis

      2021 - New Code 2022 2023 Billable/Specific Code
    Applicable To
    • Chronic nephritic syndrome with C3 glomerulopathy
    Type 1 Excludes
    • Chronic nephritic syndrome (with C3 glomerulopathy) with dense deposit disease (N03.6)
    N03.A
    )
  • Chronic nephritic syndrome with C3 glomerulopathy (
    ICD-10-CM Diagnosis Code N03.A

    Chronic nephritic syndrome with C3 glomerulonephritis

      2021 - New Code 2022 2023 Billable/Specific Code
    Applicable To
    • Chronic nephritic syndrome with C3 glomerulopathy
    Type 1 Excludes
    • Chronic nephritic syndrome (with C3 glomerulopathy) with dense deposit disease (N03.6)
    N03.A
    )
The following code(s) above N03.5 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 N03.5:
  • N00-N99
    2023 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
    2023 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
  • N03
    ICD-10-CM Diagnosis Code N03

    Chronic nephritic syndrome

      2016 2017 2018 2019 2020 2021 2022 2023 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.-)
    Chronic nephritic syndrome
Approximate Synonyms
  • Chronic membranoproliferative glomerulonephritis
  • Chronic nephritic syndrome
  • Chronic nephritic syndrome w membranoproliferative glomerulonephritis, type 1
  • Chronic nephritic syndrome with membranoproliferative glomerulonephritis, type 3
ICD-10-CM N03.5 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 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 N03.5 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
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to N03.5:
  • 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 2021 2022 2023 Billable/Specific Code
    • chronic N03.9
      ICD-10-CM Diagnosis Code N03.9

      Chronic nephritic syndrome with unspecified morphologic changes

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • with
        • diffuse
          • mesangiocapillary glomerulonephritis N03.5

ICD-10-CM Codes Adjacent To N03.5
N02.7 Recurrent and persistent hematuria with diffuse crescentic glomerulonephritis
N02.8 Recurrent and persistent hematuria with other morphologic changes
N02.9 Recurrent and persistent hematuria with unspecified morphologic changes
N02.A Recurrent and persistent hematuria with C3 glomerulonephritis
N03 Chronic nephritic syndrome
N03.0 Chronic nephritic syndrome with minor glomerular abnormality
N03.1 Chronic nephritic syndrome with focal and segmental glomerular lesions
N03.2 Chronic nephritic syndrome with diffuse membranous glomerulonephritis
N03.3 Chronic nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
N03.4 Chronic nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
N03.5 Chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
N03.6 Chronic nephritic syndrome with dense deposit disease
N03.7 Chronic nephritic syndrome with diffuse crescentic glomerulonephritis
N03.8 Chronic nephritic syndrome with other morphologic changes
N03.9 Chronic nephritic syndrome with unspecified morphologic changes
N03.A Chronic nephritic syndrome with C3 glomerulonephritis
N04 Nephrotic syndrome
N04.0 Nephrotic syndrome with minor glomerular abnormality
N04.1 Nephrotic syndrome with focal and segmental glomerular lesions
N04.2 Nephrotic syndrome with diffuse membranous glomerulonephritis
N04.3 Nephrotic syndrome with diffuse mesangial proliferative glomerulonephritis

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

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