I77.75
Billable codeDissection of other precerebral arteries
The ICD-10 code for dissection of other precerebral arteries is I77.75.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Dissection of basilar artery (trunk)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- I77.70Dissection of unspecified artery
- I77.71Dissection of carotid artery
- I77.72Dissection of iliac artery
- I77.73Dissection of renal artery
- I77.74Dissection of vertebral artery
- I77.76Dissection of artery of upper extremity
- I77.77Dissection of artery of lower extremity
- I77.79Dissection of other specified artery
- I77.75Dissection of other precerebral arteries
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 44329Approximate match
Associated MS-DRGs
I77.75 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.