ICD-10 Code N25.9 - Disorder resulting from impaired renal tubular function, unspecified

ICD-10-CM Diagnosis Code N25.9

Diagnosis Code: N25.9 (Raw: N259)

Description: Disorder resulting from impaired renal tubular function, unspecified

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 N25.9 is designated for Disorder resulting from impaired renal tubular function, unspecified. 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.