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v1.0.0
ICD-10 Guide
DiagnosesHistory Of Left Breast Cancer

History Of Left Breast Cancer

ICD-10 Coding for History of Left Breast Cancer(Z85.3, Z90.12, Z08)

PRIMARY SPECIALTYOncology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is History Of Left Breast Cancer?
Essential facts and insights about History of Left Breast Cancer

Key Clinical Considerations:

  • History of left breast cancer may present with no current symptoms but requires monitoring for recurrence.
  • Key diagnostic tests include mammography, ultrasound, and biopsy results indicating previous malignancy.
  • Physical exam findings may show no abnormalities, but previous surgical scars or changes in breast tissue may be noted.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Required documentation elements include patient history, treatment history, and follow-up care plans.
  • Specific coding terminology includes 'history of left breast cancer' and 'status post mastectomy' if applicable.
  • Documentation examples: 'Patient has a history of left breast cancer diagnosed in 2018, treated with lumpectomy and radiation.'

Coding Guidelines

Usage Guidelines & Examples

  • Usage guidelines emphasize the importance of documenting the history accurately.
  • Common errors include misclassifying active cancer as a history.

Code Exclusions

Important Exclusions

  • Active breast cancer diagnosis, metastatic breast cancer, and benign breast conditions.
  • Alternative codes may include Z85.2 for personal history of malignant neoplasm of other sites.

Related ICD-10 Codes

Primary Codes
Z85.3
Personal history of malignant neoplasm of breast
Ancillary Codes
Z08
Differential Codes
C50.912
C50.912
for active cancer, not history.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Oncology

Specialty Applications

  • Patients with a previous diagnosis of left breast cancer, oncology clinics, and follow-up care settings.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document the date of diagnosis, treatment received, and any follow-up care.

Billing considerations?

Ensure accurate coding to reflect the history of cancer for appropriate reimbursement.