ICD-10-CM > G00-G99 > G89-G99 > G96 > G96.0 G96.0 Cerebrospinal fluid leak Non-Billable/Non-Specific Code Also if applicable:intracranial hypotension (G96.81-) Type 1 Excludes cerebrospinal fluid leak from spinal puncture (G97.0) Codes G96.00Cerebrospinal fluid leak, unspecifiedG96.01Cranial cerebrospinal fluid leak, spontaneousG96.02Spinal cerebrospinal fluid leak, spontaneousG96.08Other cranial cerebrospinal fluid leakG96.09Other spinal cerebrospinal fluid leak