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ICD-10 Coding for Cellulitis of Breast(L03.3, O99.7)

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

Also known as:

Breast CellulitisMammary Cellulitis

Related ICD-10 Code Ranges

Complete code families applicable to Cellulitis of Breast

L00-L08Primary Range

Infections of the skin and subcutaneous tissue

This range includes cellulitis, which is the primary condition affecting the breast in this context.

Infections of breast associated with childbirth

This range is relevant for cases of cellulitis associated with lactation or postpartum conditions.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
L03.3Cellulitis of trunkUse when cellulitis is present in the breast without obstetric complications.
  • Documented erythema and swelling of the breast
  • Positive bacterial culture
  • Elevated white blood cell count
O99.7Diseases of the skin and subcutaneous tissue complicating pregnancy, childbirth and the puerperiumUse when cellulitis occurs during pregnancy or the postpartum period.
  • Documentation of cellulitis in a pregnant or postpartum patient
  • Association with childbirth or lactation

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 cellulitis of breast

Essential facts and insights about Cellulitis of Breast

The ICD-10 code for cellulitis of the breast is L03.3, which includes cellulitis of the trunk.

Primary ICD-10-CM Codes for cellulitis of breast

Cellulitis of trunk
Non-billable Code

Decision Criteria

clinical Criteria

  • Presence of erythema, swelling, and tenderness in the breast

documentation Criteria

  • Specific mention of 'cellulitis of breast' in clinical notes

Applicable To

  • Cellulitis of breast

Excludes

  • Mastitis without abscess (N61.0)
  • Inflammatory breast cancer (C50.9)

Clinical Validation Requirements

  • Documented erythema and swelling of the breast
  • Positive bacterial culture
  • Elevated white blood cell count

Code-Specific Risks

  • Confusion with mastitis or post-surgical infections

Coding Notes

  • Ensure documentation specifies the breast as the site of cellulitis.

Ancillary Codes

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

Streptococcus, group A, as the cause of diseases classified elsewhere

B95.0
Use when culture confirms Streptococcus as the causative agent.

Encounter for care and examination of mother immediately after delivery

Z39.0x
Use in postpartum cases to indicate postpartum care.

Differential Codes

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

Mastitis without abscess

N61.0
Mastitis typically involves inflammation without the infectious component seen in cellulitis.

Inflammatory breast cancer

C50.9
Inflammatory breast cancer presents with similar skin changes but is a malignancy.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Cellulitis of Breast to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code L03.3.

Impact

Clinical: Leads to lack of specificity in treatment plans., Regulatory: Potential audit issues for lack of specificity., Financial: May result in lower reimbursement rates.

Mitigation Strategy

Always specify the site of cellulitis, Review clinical documentation for specificity

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data affecting patient records.

Mitigation Strategy

Ensure documentation specifies infection and not just inflammation.

Impact

Failure to document postpartum status can lead to incorrect coding.

Mitigation Strategy

Ensure postpartum status is clearly documented in all relevant 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 Cellulitis of Breast, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Cellulitis of Breast

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

Postpartum cellulitis with abscess

Specialty: Obstetrics

Required Elements

  • Patient's postpartum status
  • Breast examination findings
  • Culture results

Example Documentation

34yo G1P1 presents with erythema and swelling in left breast, 10 days postpartum. Culture positive for MRSA.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Breast infection postpartum.
Good Documentation Example
Cellulitis of left breast with lactational abscess, 10 days postpartum.
Explanation
The good example provides specific location, condition, and temporal context.

Need help with ICD-10 coding for Cellulitis of Breast? Ask your questions below.

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