N04.B

Non-Billable

ChapterN00–N99

Ranksubcategory

Official Description

Nephrotic syndrome with immune complex membranoproliferative glomerulonephritis (IC-MPGN)

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 14: Diseases of the Genitourinary System (N00-N99).

General instructions are available for the parent sections:

View CH14 Notes View N00-N08 Notes View N04 Notes

Clinical Hierarchy

CH14Diseases of the genitourinary system (N00-N99)

N00-N08Glomerular diseases (N00-N08)

N04Nephrotic syndrome

N04.BNephrotic syndrome with immune complex membranoproliferative glomerulonephritis (IC-MPGN)

N04.B1Nephrotic syndrome with idiopathic immune complex membranoproliferative glomerulonephritis (IC-MPGN)

N04.B2Nephrotic syndrome with secondary immune complex membranoproliferative glomerulonephritis (IC-MPGN)

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N04.B:

categoryN04

Nephrotic syndrome

View context instructions

blockN00-N08

Glomerular diseases (N00-N08)

View context instructions

chapterCH14

Diseases of the genitourinary system (N00-N99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to N04.B. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths

Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic)2 unique routes

with(2 variants)

glomerular lesion(2 variants)

idiopathic immune membranoproliferative glomerulonephritis (IC-MPGN)→N04.B

secondary immune complex membranoproliferative glomerulonephritis (IC-MPGN)→N04.B

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

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