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ICD-10 Coding for Atopic Dermatitis(L20.83, L20.84)

Complete ICD-10-CM coding and documentation guide for Atopic Dermatitis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

EczemaAtopic EczemaBesnier's Prurigo

Related ICD-10 Code Ranges

Complete code families applicable to Atopic Dermatitis

L20-L30Primary Range

Dermatitis and Eczema

This range includes all types of dermatitis, with L20 specifically for atopic dermatitis.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
L20.83Infantile eczemaUse for infants under 2 years with eczema symptoms.
  • Documented onset under 2 years
  • Flexural involvement
L20.84Intrinsic (non-allergic) atopic dermatitisUse when eczema is non-allergic in nature.
  • Negative IgE and skin prick tests

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 atopic dermatitis

Essential facts and insights about Atopic Dermatitis

The ICD-10 code for atopic dermatitis is L20.9 for unspecified cases, but more specific codes like L20.83 for infantile eczema and L20.84 for intrinsic eczema should be used when possible.

Primary ICD-10-CM Codes for atopic dermatitis

Infantile eczema
Billable Code

Decision Criteria

clinical Criteria

  • Patient is under 2 years with eczema symptoms.

Applicable To

  • Eczema in infants under 2 years

Excludes

Clinical Validation Requirements

  • Documented onset under 2 years
  • Flexural involvement

Code-Specific Risks

  • Incorrect use for children over 2 years

Coding Notes

  • Ensure age is documented to avoid incorrect code usage.

Ancillary Codes

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

Contact with and (suspected) exposure to environmental tobacco smoke (acute) (chronic)

Z77.22
Use if exposure to tobacco smoke exacerbates eczema.

Differential Codes

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

Flexural eczema

L20.82
Use for patients over 2 years with chronic lichenified plaques.

Allergic contact dermatitis

L23
Use when eczema is due to an allergic reaction.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Atopic Dermatitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code L20.83.

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Increases risk of non-compliance., Financial: Potential for denied claims.

Mitigation Strategy

Use detailed clinical descriptors., Ensure complete patient history is documented.

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of audits., Data Quality: Reduces accuracy of patient records.

Mitigation Strategy

Provide detailed documentation to use specific codes like L20.83 or L20.84.

Impact

High audit risk for using L20.9 without detailed documentation.

Mitigation Strategy

Provide comprehensive documentation to support specific code use.

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 Atopic Dermatitis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Atopic Dermatitis

Use these documentation templates to ensure complete and accurate documentation for Atopic Dermatitis. These templates include all required elements for proper coding and billing.

Chronic Atopic Dermatitis in Pediatrics

Specialty: Pediatrics

Required Elements

  • Age of onset
  • Severity and location
  • Treatment history

Example Documentation

Patient presents with chronic eczema since 6 months, affecting flexural areas, treated with topical steroids.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Eczema on arms.
Good Documentation Example
Chronic lichenified plaques with excoriation marks in bilateral antecubital fossae, onset age 6 months.
Explanation
The good example provides specific location, morphology, and onset age, supporting accurate coding.

Need help with ICD-10 coding for Atopic Dermatitis? Ask your questions below.

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