D81.39

Billable

Other adenosine deaminase deficiency

D81.39 is the ICD-10-CM code for Other adenosine deaminase deficiency. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
D50-D89
Parent
D81.3
Edition
FY2026

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

What this means — in plain language

MedlinePlus · NIH

Adenosine deaminase (ADA) deficiency is a disorder that affects the immune system. Specifically, ADA deficiency impairs the development and function of immune cells called lymphocytes. Lymphocytes are white blood cells that help the body fight infections. As a result, people with ADA deficiency often develop pneumonia, chronic diarrhea, and widespread skin rashes. Additional signs and symptoms of ADA deficiency…

Read more about Adenosine deaminase deficiency at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Adenosine deaminase [ADA] deficiency type 1, NOS
  • Adenosine deaminase [ADA] deficiency type 1, without SCID
  • Adenosine deaminase [ADA] deficiency type 1, without severe combined immunodeficiency
  • Partial ADA deficiency (type 1)
  • Partial adenosine deaminase deficiency (type 1)

Frequently asked questions

What is ICD-10 code D81.39?
D81.39 is the ICD-10-CM code for "Other adenosine deaminase deficiency". It falls under D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
Is D81.39 a billable code?
Yes — D81.39 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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