Question 1

Is L51 a billable ICD-10 code?

Accepted Answer

No, L51 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code L51 mean?

Accepted Answer

ICD-10-CM code L51 represents Erythema multiforme. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

What is the parent category for ICD-10 code L51?

Accepted Answer

The parent category for L51 is section:L49-L54 (Urticaria and erythema (L49-L54)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions are excluded from L51?

Accepted Answer

Code L51 has Type 1 Excludes (mutually exclusive conditions) including: staphylococcal scalded skin syndrome (L00); Ritter's disease (L00). These conditions cannot be coded together with L51 as they represent different diagnoses.

Question 5

Should I use additional codes with L51?

Accepted Answer

Yes, when coding L51, consider adding codes for: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5); code to identify associated manifestations, such as:. Additional codes provide more specificity about the patient's condition.

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