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N11.9 - Chronic tubulo-interstitial nephritis, unspecified


The ICD 10 Code for Chronic tubulo-interstitial nephritis, unspecified is listed as N11.9.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: N11.9
Description: Chronic tubulo-interstitial nephritis, unspecified
  • Chronic interstitial nephritis NOS
  • Chronic pyelitis NOS
  • Chronic pyelonephritis NOS
Diagnostic Related Groups
(MS-DRG v30.0)
689 - Kidney & Urinary Tract Infections W Mcc
690 - Kidney & Urinary Tract Infections W/o Mcc
793 - Full Term Neonate W Major Problems
Chapter Diseases of the genitourinary system (N00-N99)
Block Renal tubulo-interstitial diseases (N10-N16)
Parent N11 - Chronic tubulo-interstitial nephritis
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 590.80 - Pyelonephritis, unspecified (approximate)
ICD-10-CM Siblings (same level / similar specificity) of N11.9:
N11.0 - Nonobstructive reflux-associated chronic pyelonephritis
N11.1 - Chronic obstructive pyelonephritis
N11.8 - Other chronic tubulo-interstitial nephritis