ICD-10-CM · Chapter 3 · D50-D89
D84 Other immunodeficiencies
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| D84..0 | Lymphocyte function antigen-1 [LFA-1] defect | Yes |
| D84..1 | Defects in the complement system | Yes |
| D84..8 | Other specified immunodeficiencies | No |
| D84..81 | Immunodeficiency due to conditions classified elsewhere | Yes |
| D84..82 | Immunodeficiency due to drugs and external causes | No |
| D84..821 | Immunodeficiency due to drugs | Yes |
| D84..822 | Immunodeficiency due to external causes | Yes |
| D84..89 | Other immunodeficiencies | Yes |
| D84..9 | Immunodeficiency, unspecified | Yes |
Last reviewed: September 2026