G96.191 Perineural cyst

Billable ICD-10-CM code, FY2026.

Applicable to

• Cervical nerve root cyst
• Lumbar nerve root cyst
• Sacral nerve root cyst
• Tarlov cyst
• Thoracic nerve root cyst

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

Diagnosis Index entries for G96.191

• Cyst (colloid) (mucous) (simple) (retention) › nerve root › cervical
• Cyst (colloid) (mucous) (simple) (retention) › nerve root › lumbar
• Cyst (colloid) (mucous) (simple) (retention) › nerve root › sacral
• Cyst (colloid) (mucous) (simple) (retention) › nerve root › thoracic
• Cyst (colloid) (mucous) (simple) (retention) › perineural
• Cyst (colloid) (mucous) (simple) (retention) › Tarlov

Nearby codes

• G96.09 Other spinal cerebrospinal fluid leak
• G96.1 Disorders of meninges, not elsewhere classified
• G96.11 Dural tear
• G96.12 Meningeal adhesions (cerebral) (spinal)
• G96.19 Other disorders of meninges, not elsewhere classified
• G96.191 Perineural cyst (this code)
• G96.198 Other disorders of meninges, not elsewhere classified
• G96.8 Other specified disorders of central nervous system
• G96.81 Intracranial hypotension
• G96.810 Intracranial hypotension, unspecified
• G96.811 Intracranial hypotension, spontaneous