Question 1

Is J66 a billable ICD-10 code?

Accepted Answer

No, J66 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 J66 mean?

Accepted Answer

ICD-10-CM code J66 represents Airway disease due to specific organic dust. 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 J66?

Accepted Answer

The parent category for J66 is section:J60-J70 (Lung diseases due to external agents (J60-J70)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions should be coded separately from J66?

Accepted Answer

Code J66 has Type 2 Excludes including: allergic alveolitis (J67.-); asbestosis (J61); bagassosis (J67.1) and 3 more conditions. These conditions are not included in J66 but can be coded together if the patient has both conditions.

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