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ICD-10-CM Codes
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L00-L99
Diseases of the skin and subcutaneous tissue
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L20-L30
Dermatitis and eczema
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L20-
Atopic dermatitis
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2018 ICD-10-CM Diagnosis Code L20.9
Atopic dermatitis, unspecified
2016 2017 2018 Billable/Specific Code
- L20.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2018 edition of ICD-10-CM L20.9 became effective on October 1, 2017.
- This is the American ICD-10-CM version of L20.9 - other international versions of ICD-10 L20.9 may differ.
The following code(s) above
L20.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
L20.9:
- Atopic dermatitis
- Eczema, atopic
Clinical Information
- A chronic inflammatory genetically determined disease of the skin marked by increased ability to form reagin (ige), with increased susceptibility to allergic rhinitis and asthma, and hereditary disposition to a lowered threshold for pruritus. It is manifested by lichenification, excoriation, and crusting, mainly on the flexural surfaces of the elbow and knee. In infants it is known as infantile eczema.
- Chronic inflammatory skin disorder in individuals with a hereditary predisposition to a lowered threshold to pruritus; characterized by extreme itching, leading to scratching and rubbing that result in typical lesions of eczema.
ICD-10-CM L20.9 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):
- 606 Minor skin disorders with mcc
- 607 Minor skin disorders without mcc
Convert L20.9 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- Dermatitis (eczematous) L30.9
ICD-10-CM Diagnosis Code L30.9
Dermatitis, unspecified
2016 2017 2018 Billable/Specific Code
ICD-10-CM Codes Adjacent To L20.9
L13.9 Bullous disorder, unspecified
L14 Bullous disorders in diseases classified elsewhere
L20.8 Other atopic dermatitis
L20.83 Infantile (acute) (chronic) eczema
L20.84 Intrinsic (allergic) eczema
L20.89 Other atopic dermatitis
L20.9
Atopic dermatitis, unspecified
L21 Seborrheic dermatitis
L21.1 Seborrheic infantile dermatitis
L21.8 Other seborrheic dermatitis
L21.9 Seborrheic dermatitis, unspecified
L23 Allergic contact dermatitis
L23.0 Allergic contact dermatitis due to metals
L23.1 Allergic contact dermatitis due to adhesives
L23.2 Allergic contact dermatitis due to cosmetics
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
