D83: Common variable immunodeficiency
Codes under D83 (Common variable immunodeficiency). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| D83.0 | Common variable immunodeficiency with predominant abnormalities of B-cell numbers and function | ✓ |
| D83.0 | Common variable immunodeficiency with predominant abnormalities of B-cell numbers and function | ✓ |
| D83.1 | Common variable immunodeficiency with predominant immunoregulatory T-cell disorders | ✓ |
| D83.1 | Common variable immunodeficiency with predominant immunoregulatory T-cell disorders | ✓ |
| D83.2 | Common variable immunodeficiency with autoantibodies to B- or T-cells | ✓ |
| D83.2 | Common variable immunodeficiency with autoantibodies to B- or T-cells | ✓ |
| D83.8 | Other common variable immunodeficiencies | ✓ |
| D83.8 | Other common variable immunodeficiencies | ✓ |
| D83.9 | Common variable immunodeficiency, unspecified | ✓ |
| D83.9 | Common variable immunodeficiency, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code D83?
D83 is an ICD-10-CM category covering Common variable immunodeficiency. It contains 10 more specific diagnosis codes, 10 of which are billable.
Is D83 a billable code?
No — D83 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example D83.0 — Common variable immunodeficiency with predominant abnormalities of B-cell numbers and function). 10 of the 10 codes under D83 are billable.
What codes fall under D83?
D83 includes D83.0, D83.0, D83.1, D83.1, D83.2, plus 5 more. See the full list with descriptions and billable status above.
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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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