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United Hospital

United Neurosurgery Associates

A program of:

Neurosurgery

For more information or to make an appointment please
call 651-241-6555.

United Neurosurgery Associates is dedicated to the care of patients with neurological disorders. The neurosurgeons at United Neurosurgery Associates are renowned for their expertise and technical skills.

Our physicians and medical professionals specialize in:

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Brain and spinal cord tumors

A primary brain tumor is a group (mass) of abnormal cells that start in the brain.

To learn more about brain and spinal tumors click here.

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Intraoperative MRI

Intraoperative magnetic resonance imaging (MRI) is a procedure that can help improve a neurosurgeon’s ability to remove brain lesions by providing real-time images during the operation.

To learn more about intraoperative MRI's click here.

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Pituitary tumors

A pituitary tumor is an abnormal growth in the pituitary gland, the part of the brain that regulates the body's balance of hormones.

To learn more about pituitary tumors click here.

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Epilepsy

Epilepsy is a brain disorder involving repeated, spontaneous seizures of any type.

To learn more about epilepsy click here.

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Aneurysms

An aneurysm is an abnormal widening or ballooning of a portion of an artery due to weakness in the wall of the blood vessel.

To learn more about aneurysms click here.

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Arteriovenous malformations

Pulmonary arteriovenous fistula (aka - arteriovenous malformations) is a condition in which an abnormal connection (fistula) develops between an artery and vein in the lungs. As a result, blood passes through the lungs without receiving enough oxygen.

To learn more about arteriovenous malformations click here.

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Carotid stenosis

A carotid arteriogram is an x-ray study designed to determine if there is narrowing or other abnormality in the carotid artery, a main artery to the brain.

To learn more about carotid stenosis click here.

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Pediatric cerebral palsy

Cerebral palsy is condition, sometimes thought of as a group of disorders that can involve brain and nervous system functions such as movement, learning, hearing, seeing, and thinking.

To learn more about pediatric cerebral palsy click here.

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Selective dorsal rhizotomy

Selective dorsal rhizotomy is a surgical procedure in which the nerves that cause spasticity are cut.

To learn more about selective dorsal rhizotomy click here.

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Baclofen

Intrathecal baclofen is a medicine used to help relax certain muscles in your body.

To learn more about baclofen click here.

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Hydrocephalus

Hydrocephalus is a build up of fluid inside the skull, leading to brain swelling. Hydrocephalus means "water on the brain."

To learn more about hydrocephalus click here.

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Neurotrauma

A head injury is any trauma that leads to injury of the scalp, skull, or brain. The injuries can range from a minor bump on the skull to serious brain injury.

To learn more about neurotrauma click here.

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Spasticity

Spasticity is involuntary, increased muscle tone that occurs when the brain communication with the spinal cord is partially disrupted due to illness or injury in the nervous system.

Learn more about Sister Kenny Spasticity Management Program.

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Chiari malformation

Chiari malformations (CMs) are structural defects in the cerebellum, the part of the brain that controls balance.

To learn more about chiari malformation click here.

United Neurosurgery Associates Staff

Our physicians


Mary E. Dunn, MD
Richard S. Gregory, MD
Jerone D. Kennedy, MD
Margaret A. Wallenfriedman, MD, PhD
Wylie Zhu, MD, PhD

Our nurse practitioners

Stephanie Alexander, MSN, CNP
Teresa Armenta, MSN, CNP
Penny Hodges-Goetz, MSN, CNP, RN
Sherilyn Milner, MA, CNP, RN

Referrals

We provide a referral form for the convenience of the patient and the referring physician. This form lists the medical tests that are helpful to have for our first visit with the patient.

We request that the patients bring their scans images (MRI, CT, angiogram, myelogram, plain films, etc.) with them to their appointment.

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MRI

Magnetic resonance imaging (MRI) is a noninvasive way to take pictures of the body.

For more information on MRI's click here.

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CT scan

A computed tomography (CT) scan is an imaging method that uses x-rays to create cross-sectional pictures of the body.

For more information on CT scans click here.

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Angiogram

An angiogram -- also called heart catheterization, cardiac catheterization or cardiac angiography -- is a common test used to evaluate your heart muscles, valves and coronary arteries.

To learn more about angiograms click here.

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Myelogram

A myelogram is a test done for back pain. This test can help caregivers find out if other problems are causing your back pain, such as broken bones or cancer. Usually this test is not done until other treatments have been tried and have not helped your back pain.

To learn more about myelograms and back pain click here.

In addition, we have included two of the forms that patients need to complete. You may print off these forms and fill them out before coming to your first appointment.

Admitting privileges

Our physicians have admitting privileges to the following hospitals:

We also provide services to the following outpatient facilities:

Location


Our clinic is located in the Nasseff Specialty Center next to United Hospital, with convenient parking in the Specialty Center parking lot next to the Center on Chestnut. Cost is $2 to park, with no time restrictions.

225 North Smith Avenue, Suite 200
St. Paul, MN 55102
651-241-6555
651-241-6586 (fax)

Monday - Friday, 8 a.m. to 5 p.m.

Dedicated neurosurgery suites

Two neurosurgical suites on the second floor of United Hospital are dedicated to neurosurgical procedures.