D81 Non-Billable Code
Combined immunodeficiencies
Chapter Classification
Chapter 3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Section Detail
D80-D89
Certain disorders involving the immune mechanism (D80-D89)
Coding Guidelines & Notes
excludes1
- autosomal recessive agammaglobulinemia (Swiss type) (D80.0)
More Specific Diagnosis Codes
This code is not billable as it requires a higher level of specificity. Select a more specific code below.
- D81.0 - Severe combined immunodeficiency [SCID] with reticular dysgenesis Billable
- D81.1 - Severe combined immunodeficiency [SCID] with low T- and B-cell numbers Billable
- D81.2 - Severe combined immunodeficiency [SCID] with low or normal B-cell numbers Billable
- D81.3 - Adenosine deaminase [ADA] deficiency
- D81.4 - Nezelof's syndrome Billable
- D81.5 - Purine nucleoside phosphorylase [PNP] deficiency Billable
- D81.6 - Major histocompatibility complex class I deficiency Billable
- D81.7 - Major histocompatibility complex class II deficiency Billable
- D81.8 - Other combined immunodeficiencies
- D81.9 - Combined immunodeficiency, unspecified Billable
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