Question 1

Is D81 a billable ICD-10 code?

Accepted Answer

No, D81 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 D81 mean?

Accepted Answer

ICD-10-CM code D81 represents Combined immunodeficiencies. 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

When was ICD-10 code D81 introduced?

Accepted Answer

Code D81 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code D81?

Accepted Answer

The parent category for D81 is section:D80-D89 (Certain disorders involving the immune mechanism (D80-D89)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from D81?

Accepted Answer

Code D81 has Type 1 Excludes (mutually exclusive conditions) including: autosomal recessive agammaglobulinemia (Swiss type) (D80.0). These conditions cannot be coded together with D81 as they represent different diagnoses.

D812026

Excludes14Not coded together

Excludes29Not included here

Includes3Included conditions

Excluded By1Codes that exclude this one

Is D81 a billable ICD-10 code?

What does ICD-10 code D81 mean?

When was ICD-10 code D81 introduced?

What is the parent category for ICD-10 code D81?

What conditions are excluded from D81?