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ICD-10-CM Code for Allergic contact dermatitis, unspecified cause L23.9

ICD-10 code L23.9 for Allergic contact dermatitis, unspecified cause is a medical classification as listed by WHO under the range - Diseases of the skin and subcutaneous tissue .

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Official Long Descriptor

Allergic contact dermatitis, unspecified cause
Allergic contact eczema NOS

L23

Excludes1: allergy NOS (T78.40)
contact dermatitis NOS (L25.9)
dermatitis NOS (L30.9)

Excludes2: dermatitis due to substances taken internally (L27.-)
dermatitis of eyelid (H01.1-)
diaper dermatitis (L22)
eczema of external ear (H60.5-)
irritant contact dermatitis (L24.-)
perioral dermatitis (L71.0)
radiation-related disorders of the skin and subcutaneous tissue (L55-L59)

Additional/Related Information

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Get crucial instructions for accurate ICD-10-CM L23.9 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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Hi Y'all Can I get some feed back on the modifier usage 24 and 25.. Scenario: Patient came in as a new patient to see the provider for a rash on his back and diagnosed as allergic dermatitis (L23.9)... [ Read More ]
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I would use T81.89X(A,D, or S) along with a secondary code for the complication/manifestation Don't forget to look at the Excludes 2 notes: complications following immunization (T88.0-T88.1) compli... [ Read More ]
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