D81.3
D81.3 — Adenosine deaminase [ADA] deficiency
Non-billable headerICD-10-CM
D81.3 is a non-billable header ICD-10-CM code for adenosine deaminase [ada] deficiency. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
D81.3 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead D81.3
4 child codes. Green means billable.
Related codes at this level
Codes that share D81. If D81.3 is not quite right, the correct code is usually one of these.
- D81.0Severe combined immunodeficiency [SCID] with reticular dysgenesis
- D81.1Severe combined immunodeficiency [SCID] with low T- and B-cell numbers
- D81.2Severe combined immunodeficiency [SCID] with low or normal B-cell numbers
- D81.4Nezelof's syndrome
- D81.5Purine nucleoside phosphorylase [PNP] deficiency
- D81.6Major histocompatibility complex class I deficiency
- D81.7Major histocompatibility complex class II deficiency
- D81.8Other combined immunodeficiencies
- D81.9Combined immunodeficiency, unspecified
Questions about D81.3
- Is D81.3 a billable ICD-10-CM code?
- No. D81.3 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does D81.3 sit in the tabular list?
- Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Certain disorders involving the immune mechanism (D80-D89).