D81.32

✓ Billable

Adenosine deaminase 2 deficiency

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

Also Known As

ADA2 deficiencyAdenosine deaminase deficiency type 2

✅ No additional coding notes for D81.32

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Code Information

CodeD81.32

BillableYes

ParentD81.3

CategoryDiseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)