Brian-Fred M. Fitzsimmons, MD

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Chair, Associate Professor
Accepting New Patients
Offers Virtual Visits

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Neuroscience Center - Froedtert Hospital Specialty Clinics (414) 805-3666

Dr. Fitzsimmons' research interests include the application and development of novel endovascular techniques for the treatment of acute stroke and cerebral aneurysms, with the intention of improving the safety and efficacy of such treatments, and increasing the number of patients who may be eligible to benefit from these treatments.


Dr. Fitzsimmons is an Interventional Neurologist who specializes in the endovascular treatment of neurovascular disorders, including stroke, carotid and intracranial arterial stenosis, brain aneurysms and arterial venous malformation of the brain and spine. He completed fellowship training in stroke and neurocritical care at the Neurological Institute of New York at Columbia University Medical Center, and in interventional neuroradiology at New York University Medical Center.


Diseases & Conditions

Arteriovenous Malformation (AVM), Brain
Arteriovenous Malformation (AVM), Spinal
Brain Aneurysm
Carotid Artery Disease
Carotid Cavernous Fistula (CCF)
Dural Venous Sinus Stenosis
Intracranial Arterial Stenosis
Transient Ischemic Attack

Treatment & Services

Acute Stroke Therapy
Arteriovenous Malformation (AVM) Embolization
Carotid Angioplasty and Stenting
Cerebral Aneurysm Embolization
Dural Sinus Angioplasty and Stenting
Inferior Petrosal Sinus Sampling
Interventional Neuroradiology
Intracranial Angioplasty and Stenting
Nosebleed Embolization
Pre-Operative Embolization of Head, Neck and Spine Tumors
Pre-Operative Tumor Embolization
Vertebral Artery Angioplasty and Stenting
Virtual Visit
Wada Test

Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Neurosciences - Froedtert Hospital Clinic
900 N. 92nd St.
Milwaukee, WI 53226
(414) 805-5400
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Education & Training

University of Florida College of Medicine - Gainesville - Doctor of Medicine - (1996)

New York University Medical Center - New York City - NY - Fellowship in Interventional Neuroradiology - (2004-2006)

Columbia University Medical Center - New York - NY - Fellowship in Neurological Intensive Care - (2001-2002)

Columbia University Medical Center - New York - NY - Fellowship in Stroke and Cerebrovascular Diseases - (2000-2001)

Columbia University Medical Center - New York - NY - Residency in Neurology - (1997-2000)

Massachusetts General Hospital - Boston - Internship in Internal Medicine - (1996-1997)

Board Certifications

Vascular Neurology

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