R83 Abnormal findings in cerebrospinal fluid

Non-billable header ICD10CM Release FY2026

Version history

Release	Valid from	Valid to	Description	Billable
FY2026	2025-10-01	current	Abnormal findings in cerebrospinal fluid	no

R83.0 Abnormal level of enzymes in cerebrospinal fluid
R83.1 Abnormal level of hormones in cerebrospinal fluid
R83.2 Abnormal level of other drugs, medicaments and biological substances in cerebrospinal fluid
R83.3 Abnormal level of substances chiefly nonmedicinal as to source in cerebrospinal fluid
R83.4 Abnormal immunological findings in cerebrospinal fluid
R83.5 Abnormal microbiological findings in cerebrospinal fluid
R83.6 Abnormal cytological findings in cerebrospinal fluid
R83.8 Other abnormal findings in cerebrospinal fluid
R83.9 Unspecified abnormal finding in cerebrospinal fluid