ICD-10 Guide

Left Breast Pain

ICD-10 Coding for Left Breast Pain(N64.4, N63.11)

PRIMARY SPECIALTYPrimary Care

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Left Breast Pain?

Essential facts and insights about Left Breast Pain

Key Clinical Considerations:

Localized pain in the left breast, tenderness, or discomfort
Mammography, ultrasound, or MRI findings indicating abnormalities
Palpable masses, skin changes, or nipple discharge during physical examination

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including onset, duration, and character of pain
Use of specific terms like 'mastalgia' or 'breast pain'
Examples include detailed descriptions of pain and any associated symptoms

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for distinguishing between types of breast pain.
Common errors include misclassifying breast pain as a symptom of another condition.

Code Exclusions

Important Exclusions

Conditions like breast cancer, fibrocystic breast changes, or trauma-related pain
Alternative codes for specific breast conditions should be considered

Specialty Focus

Primary Specialty

Primary Care

Specialty Applications

Women of all ages, particularly those with a history of breast issues
Primary care settings, urgent care, and specialty clinics

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?

Include detailed patient history and physical exam findings.

Billing considerations?

Ensure accurate coding to reflect the diagnosis and any associated procedures.

Left Breast Pain

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?

Left Breast Pain

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?