ICD-10-CM N04.21: Primary membranous nephropathy with nephrotic syndrome

ICD-10-CM Diagnosis Code (2025)

Official Description for N04.21

Primary membranous nephropathy with nephrotic syndrome

Coding Notes & Guidelines for N04.21

Inclusion Terms

Idiopathic membranous nephropathy with nephrotic syndrome

Parent Code (Less Specific):

About ICD-10-CM Code N04.21 (Primary membranous nephropathy with nephrotic syndrome)

ICD-10-CM code N04.21 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM N04.21 became effective on October 1, 2024.

This page provides detailed information about N04.21 - Primary membranous nephropathy with nephrotic syndrome. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Primary membranous nephropathy with nephrotic syndrome.