R29.81
Non-billableOther symptoms and signs involving the nervous system
R29.81 is the ICD-10-CM code for Other symptoms and signs involving the nervous system. It is a non-billable category code — use a more specific child code such as R29.810 for billing.
R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
What this means — in plain language
MedlinePlus · NIHThe brain, spinal cord, and nerves make up the nervous system. Together they control all the workings of the body. When something goes wrong with a part of your nervous system, you can have trouble moving, speaking, swallowing, breathing, or learning. You can also have problems with your memory, senses, or mood. There are more than 600 neurologic diseases. Major types include: Diseases caused by faulty genes, such…
Read more about Neurologic Diseases at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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