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D89.43 – Secondary mast cell activation

Secondary mast cell activation

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D89.43 – Secondary mast cell activation
Andrew Saurin

Medicare CPT / Coverage Preview

Medicare CPT / Coverage Preview
ICD-10: D89.43
Raw ICD: D8943
Context: D89.43 – Secondary mast cell activation
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Title

D89.43 – Secondary mast cell activation

Description

Secondary mast cell activation

Category

Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism

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D89.43 – Secondary mast cell activation

ICD-10-CM Code

D89.43

Raw ICD Code

D8943

Code Range

D50-D89

Billable / Valid

Valid/Billable

CDC Order Number

03869

Source Year

FY2026

Effective Date

October 1, 2025

Import Batch

icd10cm-fy2026-batch02-of30