U.S. ICD-10-CM · FY 2027

N39.0 ICD-10-CM Code: Urinary tract infection, site not specified

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

N39.0

Urinary tract infection, site not specified

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where N39.0 sits

  1. 1

    Chapter 14

    Diseases of the genitourinary system (N00-N99)

  2. 2

    Section

    Other diseases of the urinary system (N30-N39)

  3. 3

    Category N39

    Other disorders of urinary system

  4. 4

    Code N39.0

    Urinary tract infection, site not specified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for N39.0.

Code first

No “code first” instruction is listed for N39.0.

Use additional code

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

Excludes1

Conditions that should not be reported together with this code.

  • candidiasis of urinary tract (B37.4-)
  • neonatal urinary tract infection (P39.3)
  • pyuria (R82.81)
  • urinary tract infection of specified site, such as:
  • cystitis (N30.-)
  • pyonephrosis (N13.6)
  • urethritis (N34.-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for N39.0.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code N39.0 mean?

N39.0 is the FY 2027 U.S. ICD-10-CM code for “Urinary tract infection, site not specified.”

Is N39.0 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, N39.0 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is N39.0 located in ICD-10-CM?

N39.0 is listed in Chapter 14, Diseases of the genitourinary system (N00-N99), within Other diseases of the urinary system (N30-N39) (N30–N39), under category N39, Other disorders of urinary system.

What coding notes are listed for N39.0?

No inclusion terms are listed for N39.0 in this reference record. No code-first instruction is listed. Additional-code instructions: code (B95-B97), to identify infectious agent.. Excludes1 notes: candidiasis of urinary tract (B37.4-); neonatal urinary tract infection (P39.3); pyuria (R82.81); urinary tract infection of specified site, such as:; cystitis (N30.-); pyonephrosis (N13.6); urethritis (N34.-). No Excludes2 note is listed.

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