R83.2 Abnormal level of other drugs, medicaments and biological substances in cerebrospinal fluid

Billable / valid for submission ICD10CM Release FY2026

Short description: Abn lev drug/meds/biol subst in cerebrospinal fluid

Version history

Release	Valid from	Valid to	Description	Billable
FY2026	2025-10-01	current	Abnormal level of other drugs, medicaments and biological substances in cerebrospinal fluid	yes

R83 Abnormal findings in cerebrospinal fluid
R83.0 Abnormal level of enzymes in cerebrospinal fluid
R83.1 Abnormal level of hormones 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