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

Code: N39.0 Type: ICD-10-CM (Diagnosis) Status: Active Effective: FY2016-2026

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

N39.0 represents Urinary tract infection, site not specified. This genitourinary condition is classified under Chapter 14 (Diseases of the Genitourinary System) and is commonly encountered in both primary care and specialty settings. This condition is commonly abbreviated as UTI, Urinary tract infection in clinical documentation. Coders frequently reference this code as urinary infection icd 10 or urinary infection.

Depending on the clinical diagnosis, management may involve cycloserine, sulfadiazine, delafloxacin. Refer to current clinical guidelines and provider documentation for treatment decisions.

Code category and hierarchy

  • Chapter: 14 – Diseases of the Genitourinary System (N00-N99)
  • Category: N39
  • Code: N39.0 – Urinary tract infection, site not specified

Guideline notes and coding considerations

Important Guideline Note

Assign N39.0 only when documentation clearly supports this diagnosis. Review the excludes notes and ensure no conflicts with other assigned codes.

  • Specificity: Assign N39.0 only when documentation supports this specific diagnosis.

Learn the underlying rules in the ICD-10 Coding Guidelines, Specificity Requirements.

Documentation tips (what coders should confirm)

  • Verify the clinical documentation supports the use of N39.0
  • Query the provider for greater specificity if clinical details suggest a more precise code

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Related ICD-10 codes

N10

Acute pyelonephritis

N12

Tubulo-interstitial nephritis, not specified as acute or chronic

N17.9

Acute kidney failure, unspecified

N18.9

Chronic kidney disease, unspecified

Frequently Asked Questions

The ICD-10-CM code for urinary infection is N39.0, which represents urinary tract infection, site not specified. This code is also commonly referenced as urinary infection. Verify this code using the ICD Code Auditor to ensure guideline compliance.

Yes. N39.0 is an active ICD-10-CM diagnosis code used to classify urinary tract infection, site not specified for clinical documentation, reporting, and medical billing purposes.

Use the ICD Code Auditor to check N39.0 against official ICD-10-CM coding guidelines. The tool validates by fiscal year and patient gender to identify potential conflicts.

Documentation should clearly describe the clinical condition represented by N39.0 (Urinary tract infection, site not specified). Include relevant clinical findings, diagnostic test results, provider assessment, and the treatment plan. The diagnosis must be supported by the medical record and not based solely on lab results without clinical interpretation.

Sources

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