N00
Non-billableAcute nephritic syndrome
Acute nephritic syndrome
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- acute glomerular disease
- acute glomerulonephritis
- acute nephritis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Code Also
A second code may be required; sequencing depends on circumstances
Child Codes (11)
N00.0Acute nephritic syndrome with minor glomerular abnormality
N00.1Acute neph syndrome w focal and segmental glomerular lesions
N00.2Acute nephritic syndrome w diffuse membranous glomrlneph
N00.3Acute neph syndrome w diffuse mesangial prolif glomrlneph
N00.4Acute neph syndrome w diffuse endocaplry prolif glomrlneph
N00.5Acute nephritic syndrome w diffuse mesangiocap glomrlneph
N00.6Acute nephritic syndrome with dense deposit disease
N00.7Acute nephritic syndrome w diffuse crescentic glomrlneph
N00.8Acute nephritic syndrome with other morphologic changes
N00.9Acute nephritic syndrome with unsp morphologic changes
N00.AAcute nephritic syndrome with C3 glomerulonephritis
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(14)
UMLS
- AGN - Acute glomerulonephritisC0156221
- Acute GlomerulonephritisC0156221
- Acute glomerulonephritisC0156221
- Acute glomerulonephritis (disorder)C0156221
- Glomerulonephritis acuteC0156221
- acute glomerulonephritisC0156221
- glomerulonephritis acuteC0156221
- Acute nephritic syndromeC0268733
- Acute nephritisC0268733
- Acute nephritis (disorder)C0268733
- Nephritis acuteC0268733
- acute nephritic syndromeC0268733
- acute nephritisC0268733
- acute glomerular diseaseC1384924
Frequently Asked Questions
What is the ICD-10 code for acute nephritic syndrome?
The ICD-10-CM code for acute nephritic syndrome is N00. The full clinical description is "Acute nephritic syndrome". N00 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code N00 mean?
ICD-10-CM code N00 represents “Acute nephritic syndrome”. It is classified under Chapter 14: Diseases of the Genitourinary System and is a non-billable header code. Use a more specific child code for billing purposes.
Is N00 a billable code?
No, N00 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 11 child codes under N00.
What chapter is N00 in?
N00 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).
What codes cannot be used with N00?
N00 has Excludes1 notes indicating codes that cannot be used together with it, including: hypertensive chronic kidney disease (I12.-); acute tubulo-interstitial nephritis (N10); nephritic syndrome NOS (N05.-).
What are the subcategories under N00?
N00 has 11 child codes, including: N00.0 (Acute nephritic syndrome with minor glomerular abnormality), N00.1 (Acute neph syndrome w focal and segmental glomerular lesions), N00.2 (Acute nephritic syndrome w diffuse membranous glomrlneph), N00.3 (Acute neph syndrome w diffuse mesangial prolif glomrlneph), and 7 more.
What are the UMLS CUIs for N00?
N00 is linked to 3 UMLS Concept Unique Identifiers: C0156221, C0268733, C1384924. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does N00 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like acute nephritic syndrome affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of N00?
N00 maps to the ICD-11 code: GB40 (Nephritic syndrome).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.