Grant P. Sinson, MD

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Associate Professor, Director of Neurotrauma, Director of Outpatient Clinic Operations
Accepting New Patients
Offers Virtual Visits

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Neurosciences – Froedtert Hospital Clinic 414-805-5400
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Dr. Sinson specializes in the use of advanced microsurgical techniques for the treatment of complex cerebrovascular disorders and skull base lesions. These include: Carotid artery disease, cerebral aneurysms, arteriovenous malformations (AVMs), cavernous malformations, subarachnoid hemorrhage, cerebral revascularization, surgical treatment and prevention of stroke, and both benign and malignant lesions in the skull base. Dr. Sinson collaborates with physicians in otorhinolaryngology (ENT), neuroradiology, radiation oncology, and neurology to organize the optimal treatment plan for each patient. Dr. Sinson has performed extensive laboratory and clinical research in these disorders and in traumatic brain injury. This work has been published in research journals and textbooks. Dr. Sinson is board certified by the American Board of Neurological Surgery, is a fellow in the American College of Surgeons, and is a member of the American Association of Neurological Surgery, the Congress of Neurological Surgery, the American Medical Association, and the National Neurotrauma Society.


Diseases & Conditions

Arteriovenous Malformations (AVM's)
Brain Aneurysm
Carotid Artery Disease
Cerebral Aneurysms
Cerebrovascular Disease
Malignant Brain Tumors
Pituitary Tumors
Skull Base Lesions
Skull Base Tumors
Traumatic Brain Injury

Treatment & Services

Gamma Knife
Virtual Visit

Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Neurosciences - Froedtert Hospital Clinic
900 N. 92nd St.
Milwaukee, WI 53226
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Education & Training

Northwestern University Medical School - Chicago - IL - Doctor of Medicine - (1989)

University of Arkansas - Little Rock - Fellowship in Cerebrovascular Surgery - (1996)

University of Pennsylvania - Philadelphia - Residency in Neurosurgery - (1989-1996)

Board Certifications


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