Dr. Niemann is an associate professor of neurological surgery at the University of Wisconsin School of Medicine and Public Health. He completed his medical degree and residency at the Medical College of Wisconsin and his fellowship at Radcliffe Infirmary, Oxford University. His special interests include cerebrovascular and endovascular neurosurgery. Dr. Niemann is one of the nation's most experienced physicians in the use of a liquid embolic system, Onyx®, that treats arteriovenous malformations at risk for rupture.
Languages spoken
- English
University affiliation
University Hospital Neurosurgery Clinic
600 Highland Ave /Madison, WI 
(608) 915-0900
University Hospital Neuroendovascular Surgery Clinic
- 600 Highland Ave /
Madison, WI - (608) 915-0900
Board certifications
- Neurological Surgery
Medical School
- Medical College of Wisconsin, Milwaukee, WI
Fellowships
- Royal Adelaide Hospital, South Australia
- Radcliffe Infirmary, Oxford, England
- Women's and Children's Hospital, South Australia
Residencies
- Medical College of Wisconsin Affiliated Hospitals, Milwaukee, WI
- Arteriovenous Malformation
- Brain aneurysms
- Cavernous Angioma
- Cavernous Carotid Fistula
- Cerebral Aneurysm
- Endoscopic Spine Surgery
- Interventional Neuroradiology
- Intracranial Atherosclerosis
- Intraoperative MRI (iMRI)
- Neuroendovascular Surgery
- Neuroendovascular surgery
- Stereotactic Radiosurgery
- Stroke