Inclusion Criteria- Consistent with GWTG inclusion criteria, patients must be older than 18 and have a primary diagnosis of acute ischemic stroke.
- Ability to give informed consent or the availability of a surrogate who can consent on the patient's behalf.
Exclusion Criteria- Patients with subarachnoid or intracerebral hemorrhage
- Patients with transient ischemic attack (TIA)
- Patients with expected survival less than 6 months/discharged to hospice