M31.5
BillableGiant cell arteritis with polymyalgia rheumatica
M31.5 is the ICD-10-CM code for Giant cell arteritis with polymyalgia rheumatica. It is a billable, specific code valid for reimbursement.
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHGiant cell arteritis is a disorder that causes inflammation of your arteries, usually in the scalp, neck, and arms. It narrows the arteries, which keeps blood from flowing well. Giant cell arteritis often occurs with another disorder called polymyalgia rheumatica . Both are more common in women than in men. They almost always affect people over the age of 50. Early symptoms of giant cell arteritis resemble the flu:…
Read more about Giant Cell Arteritis at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labeling- TocilizumabInterleukin-6 Receptor Antagonist [EPC]›
- RituximabCD20-directed Cytolytic Antibody [EPC]›
- UpadacitinibJanus Kinase Inhibitor [EPC]›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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