2023 ICD-10-CM Diagnosis Code G96.191

Perineural cyst

    2021 - New Code 2022 2023 Billable/Specific Code
  • G96.191 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM G96.191 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of G96.191 - other international versions of ICD-10 G96.191 may differ.
Applicable To
  • Cervical nerve root cyst
  • Lumbar nerve root cyst
  • Sacral nerve root cyst
  • Tarlov cyst
  • Thoracic nerve root cyst
The following code(s) above G96.191 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G96.191:
  • G00-G99
    2023 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the nervous system
ICD-10-CM G96.191 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 091 Other disorders of nervous system with mcc
  • 092 Other disorders of nervous system with cc
  • 093 Other disorders of nervous system without cc/mcc
Code History
  • 2021 (effective 10/1/2020): New code
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to G96.191:
  • Cyst (colloid) (mucous) (simple) (retention)
    • nerve root
      • cervical G96.191
      • lumbar G96.191
      • sacral G96.191
      • thoracic G96.191
    • perineural G96.191
    • Tarlov G96.191

ICD-10-CM Codes Adjacent To G96.191
G96.0 Cerebrospinal fluid leak
G96.00 …… unspecified
G96.01 Cranial cerebrospinal fluid leak, spontaneous
G96.02 Spinal cerebrospinal fluid leak, spontaneous
G96.08 Other cranial cerebrospinal fluid leak
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
G96.198 Other disorders of meninges, not elsewhere classified
G96.8 Other specified disorders of central nervous system
G96.81 Intracranial hypotension
G96.810 …… unspecified
G96.811 …… spontaneous
G96.819 Other intracranial hypotension
G96.89 Other specified disorders of central nervous system
G96.9 Disorder of central nervous system, unspecified
G97 Intraoperative and postprocedural complications and disorders of nervous system, not elsewhere classified
G97.0 Cerebrospinal fluid leak from spinal puncture

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.