M31

Non-Billable

Other necrotizing vasculopathies

M31 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • M31.0Hypersensitivity angiitis
  • M31.1Thrombotic microangiopathy
    • M31.10Thrombotic microangiopathy, unspecified
    • M31.11Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]
    • M31.19Other thrombotic microangiopathy
  • M31.2Lethal midline granuloma
  • M31.3Wegener's granulomatosis
    • M31.30Wegener's granulomatosis without renal involvement
    • M31.31Wegener's granulomatosis with renal involvement
  • 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
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