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ICD-10 Guide
ICD-10 CodesN60.1

N60.1

Billable

Diffuse cystic mastopathy

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

Code Description

ICD-10 N60.1 is a billable code used to indicate a diagnosis of diffuse cystic mastopathy.

Key Diagnostic Point:

Diffuse cystic mastopathy is a benign breast condition characterized by the presence of multiple cysts within the breast tissue. It is often associated with hormonal fluctuations, particularly during the menstrual cycle, and is most commonly seen in women of reproductive age. The condition can lead to breast tenderness, lumpiness, and sometimes nipple discharge. While diffuse cystic mastopathy is not cancerous, it can cause significant anxiety for patients due to the palpable lumps and potential for misdiagnosis. Imaging studies, such as mammography and ultrasound, are essential for differentiating cystic mastopathy from malignant conditions. These imaging modalities help in assessing the size, shape, and characteristics of the cysts, guiding further management. Treatment is typically conservative, focusing on symptom relief, as the condition often resolves spontaneously. Regular monitoring and follow-up imaging may be recommended to ensure stability of the cysts and to rule out any suspicious changes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from malignant breast conditions
  • Variability in clinical presentation
  • Need for imaging studies for accurate diagnosis
  • Potential for co-existing breast conditions

Audit Risk Factors

  • Inadequate documentation of imaging results
  • Failure to document patient symptoms accurately
  • Misclassification of cystic mastopathy as malignant
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Radiology

Documentation Requirements

Detailed imaging reports including descriptions of cyst characteristics and recommendations for follow-up.

Common Clinical Scenarios

Imaging for palpable breast lumps, follow-up of previously diagnosed cysts.

Billing Considerations

Ensure clarity in imaging findings to differentiate from malignancy.

Oncology

Documentation Requirements

Comprehensive patient history and physical examination findings, including risk factors for breast cancer.

Common Clinical Scenarios

Evaluation of patients with breast lumps and family history of breast cancer.

Billing Considerations

Consideration of patient anxiety and need for reassurance regarding benign findings.

Coding Guidelines

Inclusion Criteria

Use N60.1 When
  • According to ICD
  • 10 coding guidelines, N60
  • 1 should be used when the clinical documentation supports a diagnosis of diffuse cystic mastopathy
  • It is important to ensure that the diagnosis is confirmed through imaging studies and that any associated symptoms are documented

Exclusion Criteria

Do NOT use N60.1 When
  • Exclusion criteria include any malignant breast conditions

Related ICD-10 Codes

Related CPT Codes

77067CPT Code

Breast ultrasound

Clinical Scenario

Used to evaluate cystic changes in the breast.

Documentation Requirements

Document indications for ultrasound and findings.

Specialty Considerations

Radiologists should provide detailed reports to support diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of breast conditions, including diffuse cystic mastopathy. This specificity aids in better tracking of benign breast diseases and improves the accuracy of patient records.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of breast conditions, including diffuse cystic mastopathy. This specificity aids in better tracking of benign breast diseases and improves the accuracy of patient records.

Reimbursement & Billing Impact

reimbursement.

Resources

Clinical References

  • •
    American College of Radiology - Breast Imaging

Coding & Billing References

  • •
    American College of Radiology - Breast Imaging

Frequently Asked Questions

What is diffuse cystic mastopathy?

Diffuse cystic mastopathy is a benign breast condition characterized by multiple cysts in the breast tissue, often associated with hormonal changes.

How is diffuse cystic mastopathy diagnosed?

Diagnosis is typically made through clinical examination and imaging studies such as ultrasound or mammography, which help differentiate it from malignant conditions.

What are the treatment options for diffuse cystic mastopathy?

Treatment is usually conservative, focusing on symptom management, as the condition often resolves on its own.