Is R90.8 a billable code?
No. R90.8 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
R90.8: Other abnormal findings on diagnostic imaging of central nervous system
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
R90.8 groups related diagnoses under other abnormal findings on diagnostic imaging of central nervous system. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under R90.8
- R90.81Abnormal echoencephalogram
- R90.82White matter disease, unspecified
- R90.89Other abnormal findings on diagnostic imaging of central nervous system
Other codes in R90 Abnormal findings on diagnostic imaging of central nervous system
R90.8 questions
What does R90.8 mean?
R90.8 is the ICD-10-CM code for Other abnormal findings on diagnostic imaging of central nervous system. It is in chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.