ICD-10-CM Diagnosis Code N03.9
Diagnosis Code: N03.9 (Raw: N039)
Description: Chronic nephritic syndrome with unspecified morphologic changes
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code N03.9 is designated for Chronic nephritic syndrome with unspecified morphologic changes. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.