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v1.0.0
ICD-10 Guide
ICD-10 CodesN36.0

N36.0

Billable

Urethral fistula

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N36.0 is a billable code used to indicate a diagnosis of urethral fistula.

Key Diagnostic Point:

Urethral fistula is an abnormal connection between the urethra and another structure, which can lead to significant urinary complications. This condition may arise due to various factors, including trauma, surgical complications, or inflammatory diseases. Patients with urethral fistulas often present with symptoms such as continuous urinary leakage, recurrent urinary tract infections, and discomfort during urination. The diagnosis typically involves a thorough clinical evaluation, including a detailed patient history, physical examination, and imaging studies such as ultrasound or cystoscopy to visualize the fistula. Treatment options vary based on the fistula's size, location, and underlying cause, ranging from conservative management to surgical repair. Urethral fistulas can be associated with other urethral disorders, such as urethritis and urethral strictures, which may complicate the clinical picture and require careful coding to ensure accurate representation of the patient's condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between types of urethral disorders
  • Understanding associated conditions like urethritis and strictures
  • Variability in clinical presentation and symptoms
  • Need for precise documentation of surgical history

Audit Risk Factors

  • Inadequate documentation of the fistula's characteristics
  • Failure to document associated urinary symptoms
  • Misclassification of the type of fistula
  • Lack of clarity on the underlying cause of the fistula

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed operative reports and imaging studies to confirm the diagnosis and treatment plan.

Common Clinical Scenarios

Management of post-surgical urethral fistulas, evaluation of traumatic urethral injuries.

Billing Considerations

Urologists must document the size, location, and cause of the fistula for accurate coding.

Emergency Medicine

Documentation Requirements

Comprehensive assessment of urinary symptoms and any acute complications.

Common Clinical Scenarios

Patients presenting with acute urinary retention or infection secondary to a fistula.

Billing Considerations

Emergency physicians should document the patient's history and any immediate interventions performed.

Coding Guidelines

Inclusion Criteria

Use N36.0 When
  • According to ICD
  • 10 guidelines, N36
  • 0 should be used when a urethral fistula is diagnosed
  • Coders must ensure that the documentation supports the diagnosis and any associated conditions

Exclusion Criteria

Do NOT use N36.0 When
  • Exclusion criteria include conditions that do not involve an abnormal connection between the urethra and other structures

Related ICD-10 Codes

Related CPT Codes

51800CPT Code

Urethral fistula repair

Clinical Scenario

Used when surgical intervention is performed to repair the fistula.

Documentation Requirements

Operative report detailing the procedure and any complications.

Specialty Considerations

Urologists should ensure that the procedure is well-documented to support the coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of urethral conditions, including urethral fistulas. This specificity aids in better tracking of outcomes and resource utilization in managing these conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of urethral conditions, including urethral fistulas. This specificity aids in better tracking of outcomes and resource utilization in managing these conditions.

Reimbursement & Billing Impact

reimbursement and to avoid denials.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What are the common causes of urethral fistula?

Common causes include surgical complications, trauma, and inflammatory conditions such as chronic urethritis.

How is urethral fistula diagnosed?

Diagnosis typically involves a combination of patient history, physical examination, and imaging studies such as cystoscopy or ultrasound.