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L03.116
ICD-10-CM
Left Leg Cellulitis

Learn about left leg cellulitis diagnosis, including clinical documentation, ICD-10 codes (L03.111, L03.112, L03.113, L03.119), medical coding, treatment, and healthcare guidelines. Understand the signs, symptoms, and differential diagnosis for accurate clinical documentation and appropriate medical coding for left leg cellulitis. Find information on healthcare best practices related to cellulitis of the left lower extremity, including diagnosis and management.

Also known as

Cellulitis of the left lower limb
Left lower extremity cellulitis

Diagnosis Snapshot

Key Facts
  • Definition : Bacterial skin infection of the left leg.
  • Clinical Signs : Redness, swelling, pain, warmth, and tenderness in the left leg.
  • Common Settings : Community-acquired, following skin breaks or compromised lymphatic drainage.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC L03.116 Coding
L00-L99

Diseases of the skin and subcu

Includes infections like cellulitis and skin disorders.

I80-I89

Diseases of veins, lymph vessels

Covers conditions affecting circulation, potentially related to cellulitis spread.

A40-A49

Other bacterial diseases

Includes streptococcal and staphylococcal infections, common causes of cellulitis.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the cellulitis of the left leg only?

  • Yes

    Any associated lymphangitis?

  • No

    Does cellulitis involve other sites also?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Left leg cellulitis
Left leg erysipelas
Left leg abscess

Documentation Best Practices

Documentation Checklist
  • Left leg cellulitis: document location, size, and appearance
  • Record patient's temperature and other vital signs
  • Document any associated symptoms like pain, swelling, redness
  • Note any prior episodes of cellulitis and treatment
  • Specify if cellulitis is purulent or non-purulent

Coding and Audit Risks

Common Risks
  • Unspecified Laterality

    Coding cellulitis without specifying left leg laterality leads to inaccurate data and potential claim denials. Use L03.115 for correct coding.

  • Missing Infection Site

    Lack of documentation specifying the precise infection site within the left leg may lead to undercoding. CDI should query for clarity.

  • Incorrect Severity Coding

    Failure to capture the severity (e.g., with or without abscess) impacts reimbursement and quality reporting. CDI should clarify documentation.

Mitigation Tips

Best Practices
  • Document left leg location, cellulitis signs (erythema, edema, warmth), and any portal of entry for accurate ICD-10 coding (L03.1).
  • Capture complete history, exam, and treatment details for CDI of cellulitis severity and comorbidities to support HCC coding.
  • Ensure appropriate antibiotic selection and duration documented for compliance with antimicrobial stewardship guidelines.
  • Monitor and document patient response to treatment including pain, swelling reduction, and vital signs for quality metrics.
  • Educate patient on wound care, limb elevation, and follow-up to prevent cellulitis recurrence and improve outcomes.

Clinical Decision Support

Checklist
  • Verify left leg redness, swelling, warmth
  • Confirm localized pain, tenderness to touch
  • Check for fever, chills, lymphadenopathy
  • Rule out DVT using Wells criteria or imaging

Reimbursement and Quality Metrics

Impact Summary
  • Left Leg Cellulitis reimbursement hinges on accurate ICD-10 L03.1 coding and supporting documentation for optimal payer contract compliance.
  • Quality metrics for Left Leg Cellulitis track antibiotic timing, length of stay, and readmission rates impacting hospital value-based purchasing.
  • Coding validation and physician query processes improve cellulitis MS-DRG assignment and reduce claim denials for appropriate reimbursement.
  • Timely and effective cellulitis treatment documented thoroughly impacts publicly reported hospital-acquired infection rates and patient satisfaction scores.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • L leg cellulitis: Code L03.1
  • Document infection site, severity
  • Specify if purulent, non-purulent
  • Consider comorbidities, complications
  • Rule out DVT with documentation

Documentation Templates

Patient presents with complaints consistent with left leg cellulitis.  Onset of symptoms reported as [Number] days ago, characterized by localized erythema, edema, warmth, and tenderness to palpation involving the [Specific location on left leg, e.g., distal lower extremity, pretibial region].  Patient reports associated pain described as [Type of pain, e.g., throbbing, constant, burning].  No purulent drainage or fluctuance noted.  Patient denies fever, chills, or systemic symptoms.  Vital signs stable, with temperature [Temperature], heart rate [Heart Rate], blood pressure [Blood Pressure], respiratory rate [Respiratory Rate], and oxygen saturation [Oxygen Saturation].  Peripheral pulses palpable and strong in the left leg.  No lymphadenopathy detected.  Medical history significant for [Relevant medical history, e.g., diabetes, peripheral vascular disease].  Assessment: Left leg cellulitis, likely uncomplicated.  Plan: Prescribed oral antibiotics [Antibiotic name and dosage].  Patient educated on signs and symptoms of worsening infection and instructed to return for follow-up in [Number] days or sooner if symptoms worsen.  Differential diagnosis includes deep vein thrombosis, contact dermatitis, and erysipelas.  ICD-10 code L03.115, Cellulitis of left lower leg.  Treatment plan aims to resolve infection, reduce inflammation, and prevent complications such as abscess formation or sepsis.
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