D89.44

Billable

Hereditary alpha tryptasemia

D89.44 is the ICD-10-CM code for Hereditary alpha tryptasemia. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
D50-D89
Parent
D89.4
Edition
FY2026

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

Use additional code

  • code, if applicable, for:
  • allergy status, other than to drugs and biological substances (Z91.0-)
  • personal history of anaphylaxis (Z87.892)

Frequently asked questions

What is ICD-10 code D89.44?
D89.44 is the ICD-10-CM code for "Hereditary alpha tryptasemia". It falls under D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
Is D89.44 a billable code?
Yes — D89.44 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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