- I67.1 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 I67.1 became effective on October 1, 2022.
- This is the American ICD-10-CM version of I67.1 – other international versions of ICD-10 I67.1 may differ.
ICD-10-CM I67.1 is grouped within Diagnostic Related Group(s):
- 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
Applicable To
- Cerebral aneurysm NOS
- Cerebral arteriovenous fistula, acquired
- Internal carotid artery aneurysm, intracranial portion
- Internal carotid artery aneurysm, NOS
Type 1 Excludes
- congenital cerebral aneurysm, nonruptured (Q28.-)
- ruptured cerebral aneurysm (I60.7)
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 I67.1:
- cerebral > arteriosclerotic I72.9
- brain > acquired I77.0
- berry (congenital) (nonruptured) > Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
- brain > Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
- arteriosclerotic > brain I67.1
- acquired > arteriovenous (congenital) (nonruptured) Q28.2
- berry (congenital) (nonruptured) > brain I67.1
- meninges > brain I67.1
- miliary (congenital) (nonruptured) > brain I67.1
- internal (intracranial) > carotid artery (common) (external) I72.0
- cavernous sinus > Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
- circle of Willis > Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
- miliary (congenital) > Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
- brain > arteriovenous (acquired) (nonruptured) I77.0
- arteriovenous (acquired) > brain G93.89