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ICD-10 Guide
ICD-10 CodesD41.02

D41.02

Billable

Neoplasm of uncertain behavior of left kidney

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

Code Description

ICD-10 D41.02 is a billable code used to indicate a diagnosis of neoplasm of uncertain behavior of left kidney.

Key Diagnostic Point:

A neoplasm of uncertain behavior of the left kidney refers to a growth or mass in the kidney that cannot be definitively classified as benign or malignant. These neoplasms may exhibit atypical cellular characteristics, making it challenging to predict their behavior or potential for progression. Clinically, patients may present with nonspecific symptoms such as flank pain, hematuria, or incidental findings on imaging studies. Surveillance is critical, as these neoplasms can evolve over time, necessitating regular imaging and clinical evaluations to monitor for changes in size or characteristics. The management of these neoplasms often involves a multidisciplinary approach, including urologists and oncologists, to determine the best course of action, which may range from active surveillance to surgical intervention depending on the growth pattern and patient factors. Understanding the nature of these neoplasms is essential for appropriate coding and treatment planning.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Uncertainty in behavior classification
  • Need for ongoing surveillance and monitoring
  • Potential for progression to malignancy
  • Variability in clinical presentation

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to document surveillance plans
  • Misclassification of neoplasm behavior
  • Lack of follow-up notes or imaging results

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed imaging reports, biopsy results, and clinical notes on patient symptoms and follow-up plans.

Common Clinical Scenarios

Incidental findings on imaging, patients with hematuria, or flank pain.

Billing Considerations

Ensure clear documentation of the neoplasm's characteristics and any changes over time.

Oncology

Documentation Requirements

Comprehensive treatment plans, pathology reports, and follow-up imaging results.

Common Clinical Scenarios

Patients undergoing active surveillance or treatment for uncertain behavior neoplasms.

Billing Considerations

Document rationale for treatment decisions and any multidisciplinary discussions.

Coding Guidelines

Inclusion Criteria

Use D41.02 When
  • Follow the official ICD
  • CM coding guidelines for neoplasms, ensuring accurate documentation of the neoplasm's behavior and any associated symptoms
  • Include details on the surveillance plan and any imaging studies performed

Exclusion Criteria

Do NOT use D41.02 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

88305CPT Code

Pathology examination, surgical

Clinical Scenario

Used when a biopsy is performed to assess the neoplasm.

Documentation Requirements

Pathology report detailing the findings and any atypical characteristics.

Specialty Considerations

Ensure the pathology report is linked to the diagnosis for accurate coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of neoplasms, including those of uncertain behavior, which enhances the ability to track and manage these conditions effectively.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neoplasms, including those of uncertain behavior, which enhances the ability to track and manage these conditions effectively.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of neoplasms, including those of uncertain behavior, which enhances the ability to track and manage these conditions effectively.

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 is the significance of coding D41.02?

Coding D41.02 is significant as it indicates a neoplasm of uncertain behavior, which requires careful monitoring and may have implications for treatment decisions. Accurate coding ensures appropriate management and follow-up.