N04.A – Nephrotic syndrome with C3 glomerulonephritis
ICD-10-CM 2027 diagnosis code · Glomerular diseases
ICD-10-CM code
N04.A
- Code
N04.A(claims format:N04A)- Description
- Nephrotic syndrome with C3 glomerulonephritis
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N00-N08 Glomerular diseases
- Parent codes
- N04
Notes for N04.A
Applicable to:
- Nephrotic syndrome with C3 glomerulopathy
Excludes1 (not coded here):
- Nephrotic syndrome (with C3 glomerulopathy) with dense deposit disease (N04.6)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
N04 – Nephrotic syndrome
Includes:
- congenital nephrotic syndrome
- lipoid nephrosis
Block N00-N08
Excludes1 (not coded here):
- hypertensive chronic kidney disease (I12.-)
Index terms for N04.A
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in N04
- N04.0 – Nephrotic syndrome with minor glomerular abnormalityBillable
- N04.1 – Nephrotic syndrome with focal and segmental glomerular lesionsBillable
- N04.2 – Nephrotic syndrome with diffuse membranous glomerulonephritisHeader
- N04.3 – Nephrotic syndrome with diffuse mesangial proliferative glomerulonephritisBillable
- N04.4 – Nephrotic syndrome with diffuse endocapillary proliferative glomerulonephritisBillable
- N04.5 – Nephrotic syndrome with diffuse mesangiocapillary glomerulonephritisBillable
- N04.6 – Nephrotic syndrome with dense deposit diseaseBillable
- N04.7 – Nephrotic syndrome with diffuse crescentic glomerulonephritisBillable
- N04.8 – Nephrotic syndrome with other morphologic changesBillable
- N04.9 – Nephrotic syndrome with unspecified morphologic changesBillable
- N04.B – Nephrotic syndrome with immune complex membranoproliferative glomerulonephritis (IC-MPGN)Header
Frequently asked questions
What is ICD-10 code N04.A?
N04.A is the ICD-10-CM code for nephrotic syndrome with C3 glomerulonephritis, in the block N00-N08 (Glomerular diseases).
Is N04.A a billable code?
Yes. N04.A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does N04.A belong to?
It belongs to category N04 – Nephrotic syndrome.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.