R94.0
Non-billableAbnormal results of function studies of central nervous system
R94.0 is the ICD-10-CM code for Abnormal results of function studies of central nervous system. It is a non-billable category code — use a more specific child code such as R94.01 for billing.
R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
No additional coding notes for this code.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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