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ICD-10-CM Diagnosis Code D89.44

Effective Date: 10/01/2021 To 09/30/2025

Hereditary alpha tryptasemia

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
47 -- 99 -- -- -- Acute No
Use Additional for D89.44:
  • code, if applicable, for:

  • allergy status, other than to drugs and biological substances (Z91.0-)

  • personal history of anaphylaxis (Z87.892)

Back-references to D89.44
  • Hereditary alpha tryptasemia(syndrome) D89.44
  • Syndrome see also Disease
    • hereditary alpha tryptasemia D89.44
    • Tryptasemia, hereditary alpha D89.44
    • Chapter, Section and Diagnosis Prefix for D89.44
        D50-D89 :

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

        D80-D89 :

        Certain disorders involving the immune mechanism

        D89 :

        Other disorders involving the immune mechanism, not elsewhere classified