ICD-10 Diagnosis Code D89.4

Mast cell activation syndrome and related disorders

Diagnosis Code D89.4

ICD-10: D89.4
Short Description: Mast cell activation syndrome and related disorders
Long Description: Mast cell activation syndrome and related disorders
This is the 2018 version of the ICD-10-CM diagnosis code D89.4

Not Valid for Submission
The code D89.4 is a "header" and not valid for submission for HIPAA-covered transactions.

Code Classification
  • Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50–D89)
    • Certain disorders involving the immune mechanism (D80-D89)
      • Oth disorders involving the immune mechanism, NEC (D89)

Information for Medical Professionals

Index of Diseases and Injuries
References found for the code D89.4 in the Index of Diseases and Injuries:


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