N04.BHeader code — not billable
Nephrotic syndrome with immune complex membranoproliferative glomerulonephritis (IC-MPGN)
Short description: Neph synd with imm cmplx membr prolif glomrlneph (IC-MPGN)
- Chapter
- 14. Diseases of the genitourinary system
- Category
- N04
- Effective date
- October 1, 2026
Related codes in category N04
N04Nephrotic syndromeN04.0Nephrotic syndrome with minor glomerular abnormalityYesN04.1Nephrotic syndrome w focal and segmental glomerular lesionsYesN04.2Nephrotic syndrome w diffuse membranous glomerulonephritisN04.20Nephrotic syndrome with diffuse membranous glomrlneph, unspYesN04.21Primary membranous nephropathy with nephrotic syndromeYesN04.22Secondary membranous nephropathy with nephrotic syndromeYesN04.29Other nephrotic syndrome with diffuse membranous glomrlnephYesN04.3Nephrotic syndrome w diffuse mesangial prolif glomrlnephYesN04.4Nephrotic syndrome w diffuse endocaplry prolif glomrlnephYesN04.5Nephrotic syndrome w diffuse mesangiocapillary glomrlnephYesN04.6Nephrotic syndrome with dense deposit diseaseYes
Frequently asked questions
What is ICD-10 code N04.B?
N04.B is an ICD-10-CM diagnosis code for Nephrotic syndrome with immune complex membranoproliferative glomerulonephritis (IC-MPGN).
Is N04.B a billable code?
No. N04.B is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is N04.B in?
N04.B falls under Chapter 14: Diseases of the genitourinary system.
When did N04.B become effective?
N04.B has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to N04.B?
N04.B belongs to category N04, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.