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ICD-10-CM category

D84: Other immunodeficiencies

9 subcodes · 7 billable · Look up any code with the ICD-10 search

Codes under D84 (Other immunodeficiencies). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

CodeDescriptionBillable
D84.0Lymphocyte function antigen-1 [LFA-1] defect✓
D84.1Defects in the complement system✓
D84.8Other specified immunodeficiencies—
D84.9Immunodeficiency, unspecified✓
D84.81Immunodeficiency due to conditions classified elsewhere✓
D84.82Immunodeficiency due to drugs and external causes—
D84.89Other immunodeficiencies✓
D84.821Immunodeficiency due to drugs✓
D84.822Immunodeficiency due to external causes✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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