Is M31.3 a billable code?
No. M31.3 is a header code that groups 2 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
M31.3: Wegener's granulomatosis
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
M31.3 groups related diagnoses under wegener's granulomatosis. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under M31.3
- M31.30Wegener's granulomatosis without renal involvement
- M31.31Wegener's granulomatosis with renal involvement
Other codes in M31 Other necrotizing vasculopathies
- M31.0Hypersensitivity angiitis
- M31.1Thrombotic microangiopathyheader
- M31.2Lethal midline granuloma
- 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
M31.3 questions
What does M31.3 mean?
M31.3 is the ICD-10-CM code for Wegener's granulomatosis. It is in chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.