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ICD-10 Coding for Bilateral Breast Cancer(C50.411, C50.412)

Complete ICD-10-CM coding and documentation guide for Bilateral Breast Cancer. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Cancer of both breastsBilateral mammary carcinoma

Related ICD-10 Code Ranges

Complete code families applicable to Bilateral Breast Cancer

C50.0-C50.9Primary Range

Malignant neoplasm of breast

This range includes codes for malignant neoplasms of the breast, specifying laterality and quadrant, essential for coding bilateral breast cancer.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
C50.411Malignant neoplasm of upper-outer quadrant of right female breastUse when the malignancy is confirmed in the upper-outer quadrant of the right breast.
  • Histopathological confirmation of malignancy
  • Documentation of tumor location in the upper-outer quadrant
C50.412Malignant neoplasm of upper-outer quadrant of left female breastUse when the malignancy is confirmed in the upper-outer quadrant of the left breast.
  • Histopathological confirmation of malignancy
  • Documentation of tumor location in the upper-outer quadrant

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 bilateral breast cancer

Essential facts and insights about Bilateral Breast Cancer

Bilateral breast cancer is coded using C50.411 for the right breast and C50.412 for the left breast, based on tumor location.

Primary ICD-10-CM Codes for bilateral breast cancer

Malignant neoplasm of upper-outer quadrant of right female breast
Billable Code

Decision Criteria

documentation Criteria

  • Document the specific quadrant of the tumor in the right breast.

Applicable To

  • Invasive ductal carcinoma of right breast

Excludes

  • Benign neoplasm of breast (D24.-)

Clinical Validation Requirements

  • Histopathological confirmation of malignancy
  • Documentation of tumor location in the upper-outer quadrant

Code-Specific Risks

  • Incorrect quadrant documentation leading to miscoding

Coding Notes

  • Ensure quadrant specificity is documented to avoid using unspecified codes.

Ancillary Codes

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

Estrogen receptor positive status

Z17.0
Use to indicate ER positive status when applicable.

Differential Codes

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

Malignant neoplasm of unspecified site of right female breast

C50.911
Use C50.911 only if the specific quadrant is not documented.

Malignant neoplasm of unspecified site of left female breast

C50.912
Use C50.912 only if the specific quadrant is not documented.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Bilateral Breast Cancer to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code C50.411.

Impact

Clinical: May lead to inappropriate treatment planning., Regulatory: Increases risk of audit and non-compliance., Financial: Potential for reduced reimbursement.

Mitigation Strategy

Use standardized templates for documentation., Educate clinicians on the importance of specificity.

Impact

Reimbursement: May lead to reduced reimbursement due to lack of specificity., Compliance: Increases risk of audit due to non-specific coding., Data Quality: Decreases data accuracy for clinical and research purposes.

Mitigation Strategy

Ensure documentation specifies the quadrant to use the most specific code.

Impact

Using unspecified codes when quadrant information is available increases audit risk.

Mitigation Strategy

Implement documentation templates that require quadrant specification.

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 Bilateral Breast Cancer, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Bilateral Breast Cancer

Use these documentation templates to ensure complete and accurate documentation for Bilateral Breast Cancer. These templates include all required elements for proper coding and billing.

Bilateral Breast Cancer Surgery

Specialty: Oncology

Required Elements

  • Indication for surgery
  • Preoperative biopsy results
  • Surgical procedure details
  • Specimen orientation
  • Biomarker status

Example Documentation

1. Indication: Bilateral breast cancer 2. Preop Biopsy: Right: Core needle, IDC ER+/HER2- 3. Procedure: Right: Partial mastectomy 4. Specimen Orientation: Right: Six surgical margins inked separately 5. Biomarkers: Right: ER 90%, PR 40%, HER2 0

Examples: Poor vs. Good Documentation

Poor Documentation Example
Bilateral breast cancer surgery performed.
Good Documentation Example
Bilateral breast cancer surgery: Right breast partial mastectomy, ER+/HER2-; Left breast total mastectomy, ER-/HER2+.
Explanation
The good example provides specific details about the procedure and biomarker status, enhancing clarity and coding accuracy.

Need help with ICD-10 coding for Bilateral Breast Cancer? Ask your questions below.

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