M31.0
ICD-10BillableHypersensitivity angiitis
Official ICD-10-CM descriptor (FY2026)
Hypersensitivity angiitis
M31.0 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Goodpasture's syndrome
Related codes in M31
- M31.1Thrombotic microangiopathycategory
- M31.2Lethal midline granuloma
- M31.3Wegener's granulomatosiscategory
- M31.4Aortic arch syndrome [Takayasu]
- M31.5Giant cell arteritis with polymyalgia rheumatica
- M31.6Other giant cell arteritis
- M31.7Microscopic polyangiitis
- M31.8Other specified necrotizing vasculopathies
- M31.9Necrotizing vasculopathy, unspecified
Where this code sits
- Parent code
- M31
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.