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R25 Abnormal involuntary movements

ICD-10-CM category R25 sits in Chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified, R00-R99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in R25

CodeDescription
R25.0Abnormal head movements
R25.1Tremor, unspecified
R25.2Cramp and spasm
R25.3Fasciculation
R25.8Other abnormal involuntary movements
R25.9Unspecified abnormal involuntary movements

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