- G93.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM G93.5 became effective on October 1, 2022.
- This is the American ICD-10-CM version of G93.5 – other international versions of ICD-10 G93.5 may differ.
ICD-10-CM G93.5 is grouped within Diagnostic Related Group(s):
Applicable To
- Arnold-Chiari type 1 compression of brain
- Compression of brain (stem)
- Herniation of brain (stem)
Type 1 Excludes
- traumatic compression of brain (S06.A-)
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to G93.5:
- malformation > Chiari\’s
- type I > malformation G93.5
- brain (stem) > Compression
- nontraumatic > brain (stem) G93.5
- foramen magnum > Hernia, hernial (acquired) (recurrent) K46.9
- brain (stem) > Herniation
- nontraumatic > brain (stem) G93.5
- cerebral > Herniation
- nontraumatic > cerebral G93.5
- Chiari > Malformation (congenital)
- Type I > Chiari G93.5
- brain > Pressure
- cone, tentorial > Pressure
- foramen magnum > Syndrome
- fossa compression > posterior M53.0