ICD-10-CM Diagnosis Code N12
Diagnosis Code: N12 (Raw: N12)
Description: Tubulo-interstitial nephritis, not specified as acute or chronic
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 N12 is designated for Tubulo-interstitial nephritis, not specified as acute or chronic. 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.
