D81 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Combined immunodeficiencies.
Type 1 excludes
Autosomal recessive agammaglobulinemia (Swiss type) (D80.0)
Codes
D81.0
Severe combined immunodeficiency [SCID] with reticular dysgenesis
D81.1
Severe combined immunodeficiency [SCID] with low T- and B-cell numbers
D81.2
Severe combined immunodeficiency [SCID] with low or normal B-cell numbers
D81.3
Adenosine deaminase [ADA] deficiency
D81.4
Nezelof's syndrome
D81.5
Purine nucleoside phosphorylase [PNP] deficiency
D81.6
Major histocompatibility complex class I deficiency
D81.7
Major histocompatibility complex class II deficiency
D81.8
Other combined immunodeficiencies
D81.9
Combined immunodeficiency, unspecified
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code