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ICD-10 Coding for Renal Lesion(C64.1, D30.01)

Complete ICD-10-CM coding and documentation guide for Renal Lesion. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Kidney LesionRenal MassKidney Mass

Related ICD-10 Code Ranges

Complete code families applicable to Renal Lesion

C64-C65Primary Range

Malignant neoplasms of kidney and renal pelvis

Primary range for coding malignant renal lesions, including renal cell carcinoma.

Benign neoplasms and neoplasms of uncertain or unknown behavior of urinary organs

Used for benign renal lesions and those with uncertain behavior.

Other disorders of kidney and ureter

Covers nonspecific renal masses and disorders.

Abnormal findings on diagnostic imaging of body structures

Used for incidental findings of renal lesions on imaging.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
C64.1Malignant neoplasm of right kidney, except renal pelvisUse when a biopsy confirms malignancy in the right kidney.
  • Biopsy confirming malignancy
  • Imaging showing enhancement >20 HU
D30.01Benign neoplasm of right kidneyUse when a biopsy confirms a benign lesion in the right kidney.
  • Biopsy confirming benign nature
  • Imaging showing non-enhancing lesion

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for malignant renal lesion

Essential facts and insights about Renal Lesion

The ICD-10 code for a malignant renal lesion is C64.1 for the right kidney and C64.2 for the left kidney, based on biopsy confirmation.

Primary ICD-10-CM Codes for renal lesion

Malignant neoplasm of right kidney, except renal pelvis
Billable Code

Decision Criteria

clinical Criteria

  • Biopsy confirms malignant neoplasm

documentation Criteria

  • Imaging shows enhancement >20 HU

Applicable To

  • Clear cell renal cell carcinoma
  • Papillary renal cell carcinoma

Excludes

  • Malignant neoplasm of renal pelvis (C65.X)

Clinical Validation Requirements

  • Biopsy confirming malignancy
  • Imaging showing enhancement >20 HU

Code-Specific Risks

  • Incorrect laterality coding
  • Missing biopsy confirmation

Coding Notes

  • Ensure laterality is specified and biopsy results are documented.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Abnormal findings on diagnostic imaging of urinary organs

R93.4
Use for incidental imaging findings of renal lesions.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Benign neoplasm of right kidney

D30.01
Biopsy confirms benign nature, no malignant features.

Malignant neoplasm of right kidney, except renal pelvis

C64.1
Biopsy confirms malignancy, imaging shows enhancement.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Renal Lesion to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code C64.1.

Impact

Clinical: Leads to incorrect diagnosis and treatment plans., Regulatory: Non-compliance with documentation standards., Financial: May result in claim denials or reduced reimbursement.

Mitigation Strategy

Ensure biopsy results are included in the patient's record., Cross-check biopsy documentation before coding.

Impact

Reimbursement: Incorrect coding can lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Impacts accuracy of patient records.

Mitigation Strategy

Always verify and document the side of the kidney affected.

Impact

Reimbursement: May affect DRG assignment and payment., Compliance: Non-compliance with specificity requirements., Data Quality: Reduces the quality of clinical data.

Mitigation Strategy

Ensure documentation supports the use of specific codes.

Impact

Incorrect laterality coding can lead to audit flags.

Mitigation Strategy

Implement a checklist to verify laterality in all renal lesion cases.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Renal Lesion, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Renal Lesion

Use these documentation templates to ensure complete and accurate documentation for Renal Lesion. These templates include all required elements for proper coding and billing.

Documenting a renal lesion found on imaging

Specialty: Radiology

Required Elements

  • Location of lesion
  • Size and enhancement characteristics
  • Biopsy results if available
  • Management recommendations

Examples: Poor vs. Good Documentation

Poor Documentation Example
Renal lesion noted.
Good Documentation Example
3.5 cm heterogeneously enhancing left renal mass with irregular margins. Recommend biopsy for further evaluation.
Explanation
The good example provides specific details about the lesion and a clear recommendation for further action.

Need help with ICD-10 coding for Renal Lesion? Ask your questions below.

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