D84.81 Immunodeficiency due to conditions classified elsewhere

Billable/Specific

Code First

underlying condition, such as:
chromosomal abnormalities (Q90-Q99)
diabetes mellitus (E08-E13)
malignant neoplasms (C00-C96)

Type 1 Excludes

certain disorders involving the immune mechanism (D80-D83, D84.0, D84.1, D84.9)
human immunodeficiency virus [HIV] disease (B20)