Current
N11 — Chronic tubulo-interstitial nephritis
Part of Chapter 14: Diseases of the genitourinary system , block Renal tubulo-interstitial diseases (N10-N16) .
Official Notes
Includes
chronic infectious interstitial nephritis
Includes
chronic pyelitis
Includes
chronic pyelonephritis
Use Additional Code
code (B95-B97), to identify infectious agent.
Child Codes
Referenced By
Official notes on these codes cite N11.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS