Question 1

Is Q18 a billable ICD-10 code?

Accepted Answer

No, Q18 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 Q18 mean?

Accepted Answer

ICD-10-CM code Q18 represents Other congenital malformations of face and neck. 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 Q18?

Accepted Answer

The parent category for Q18 is section:Q10-Q18 (Congenital malformations of eye, ear, face and neck (Q10-Q18)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions are excluded from Q18?

Accepted Answer

Code Q18 has Type 1 Excludes (mutually exclusive conditions) including: cleft lip and cleft palate (Q35-Q37); conditions classified to Q67.0-Q67.4; congenital malformations of skull and face bones (Q75.-) and 4 more conditions. These conditions cannot be coded together with Q18 as they represent different diagnoses.

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