B26.84
BillableMumps polyneuropathy
B26.84 is the ICD-10-CM code for Mumps polyneuropathy. It is a billable, specific code valid for reimbursement.
A00-B99 Certain infectious and parasitic diseases
What this means — in plain language
MedlinePlus · NIHMumps is an illness caused by the mumps virus. It starts with: Fever Headache Muscle aches Tiredness Loss of appetite After that, the salivary glands under the ears or jaw become swollen and tender. The swelling can be on one or both sides of the face. Symptoms last 7 to 10 days. Serious complications are rare. You can catch mumps by being with another person who has it. There is no treatment for mumps, but the…
Read more about Mumps at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not 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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