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ICD-10-CM Current in FY 2027

N11.0

Nonobstructive reflux-associated chronic pyelonephritis

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where N11.0 sits in the official hierarchy. Each level is the code it is classified under.

  1. N11 Parent Chronic tubulo-interstitial nephritis
  2. N11.0 This code Nonobstructive reflux-associated chronic pyelonephritis

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

chronic infectious interstitial nephritis

Inherited from N11 — Chronic tubulo-interstitial nephritis

Includes

chronic pyelitis

Inherited from N11 — Chronic tubulo-interstitial nephritis

Includes

chronic pyelonephritis

Inherited from N11 — Chronic tubulo-interstitial nephritis

Inclusion Terms

Pyelonephritis (chronic) associated with (vesicoureteral) reflux

Excludes1

vesicoureteral reflux NOS ( N13.70 )

Use Additional Code

code (B95-B97), to identify infectious agent.

Inherited from N11 — Chronic tubulo-interstitial nephritis

Version History

How N11.0 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Nonobstructive reflux-associated chronic pyelonephritis

  2. FY 2026 Effective

    Unchanged

    Nonobstructive reflux-associated chronic pyelonephritis

Related Codes

Other codes under N11

Codes whose official notes reference N11.0

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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