N04.21

Billable

Primary membranous nephropathy with nephrotic syndrome

N04.21 is the ICD-10-CM code for Primary membranous nephropathy with nephrotic syndrome. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
N00-N99
Parent
N04.2
Edition
FY2026

N00-N99 Diseases of the genitourinary system

Includes

  • Idiopathic membranous nephropathy with nephrotic syndrome

Frequently asked questions

What is ICD-10 code N04.21?
N04.21 is the ICD-10-CM code for "Primary membranous nephropathy with nephrotic syndrome". It falls under N00-N99 Diseases of the genitourinary system.
Is N04.21 a billable code?
Yes — N04.21 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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