D84.82
⚠ Non-billable (Header)Immunodeficiency due to drugs and external causes
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Clinical Description
ICD-10-CM code D84.82 represents immunodeficiency due to drugs and external causes. This code falls under the Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 6-character code at the 5th level of specificity. There are 2 more specific child codes under D84.82.
Frequently Asked Questions
What is ICD-10 code D84.82?
ICD-10-CM code D84.82 is "Immunodeficiency due to drugs and external causes". It belongs to the category: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89).
Is D84.82 a billable ICD-10 code?
No, D84.82 is a non-billable header code. A more specific child code must be used for billing.
Related Codes in D84.8
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)