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v1.0.0
ICD-10 Guide
ICD-10 CodesD41.21

D41.21

Billable

Neoplasm of uncertain behavior of right ureter

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 D41.21 is a billable code used to indicate a diagnosis of neoplasm of uncertain behavior of right ureter.

Key Diagnostic Point:

A neoplasm of uncertain behavior of the right ureter refers to a growth or tumor located in the right ureter that cannot be definitively classified as benign or malignant. These neoplasms may exhibit atypical cellular characteristics, making it challenging to predict their behavior and potential for progression. Surveillance is crucial, as these tumors can vary widely in their growth patterns and may require close monitoring through imaging studies or biopsies. The uncertainty surrounding these neoplasms necessitates a multidisciplinary approach involving urologists, oncologists, and pathologists to determine the best management strategy. Patients may present with symptoms such as hematuria, flank pain, or urinary obstruction, prompting further investigation. The management may include surgical intervention, especially if there is a concern for malignancy, or conservative monitoring if the neoplasm appears stable. The prognosis can vary significantly based on the tumor's characteristics and the patient's overall health.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Uncertainty in behavior classification
  • Need for multidisciplinary evaluation
  • Variability in clinical presentation
  • Potential for progression requiring surveillance

Audit Risk Factors

  • Inadequate documentation of tumor behavior
  • Failure to document surveillance plans
  • Lack of multidisciplinary notes
  • Improper coding of associated symptoms

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed imaging reports, biopsy results, and clinical notes on symptoms.

Common Clinical Scenarios

Patients presenting with hematuria or flank pain requiring imaging.

Billing Considerations

Ensure clear documentation of tumor characteristics and any changes over time.

Oncology

Documentation Requirements

Pathology reports, treatment plans, and follow-up notes.

Common Clinical Scenarios

Management of patients with uncertain behavior tumors requiring chemotherapy or surgical intervention.

Billing Considerations

Document rationale for treatment decisions and any multidisciplinary discussions.

Coding Guidelines

Inclusion Criteria

Use D41.21 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the neoplasm's behavior and any associated symptoms
  • Include details of imaging studies and biopsy results to support the diagnosis

Exclusion Criteria

Do NOT use D41.21 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

52332CPT Code

Cystourethroscopy with biopsy

Clinical Scenario

Used when a biopsy is performed to assess the neoplasm.

Documentation Requirements

Document the findings of the cystoscopy and biopsy results.

Specialty Considerations

Urologists should ensure clear documentation of the procedure and findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of neoplasms, improving the ability to track and manage conditions like D41.21. This specificity aids in better patient management and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neoplasms, improving the ability to track and manage conditions like D41.21. This specificity aids in better patient management and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of neoplasms, improving the ability to track and manage conditions like D41.21. This specificity aids in better patient management and resource allocation.

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 does 'neoplasm of uncertain behavior' mean?

It refers to a tumor that cannot be definitively classified as benign or malignant, requiring careful monitoring and evaluation.