Physician Detail
Shaun O'Leary

Shaun O'Leary, M.D., Ph.D.

Director of Neurosciences

Neurological Surgery

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Board Certification(s)

Neurological Surgery

Academic Appointment

President of the Illinois State Neurosurgical Society


Medical School

Seton Hall University (New Jersey) & Georgetown University


Henry Ford Hospital, Detroit Michigan


Stereotactic and Functional Neurosurgery, Louisiana State University & Rush University Medical Center

Please note that Dr. O'Leary sees patients at 1450 Busch Parkway in Buffalo Grove on Tuesday mornings.

Location 1

880 W. Central Road
Suite 4100
Arlington Heights IL 60005
Phone: 847-618-4400

Location 2

1450 Busch Parkway
Suite 103
Buffalo Grove IL 60089
Phone: 847-725-8401

Primary Specialty

Neurological Surgery

Additional Specialties


Clinical Interests



Now open: NCH Outpatient and Day Rehabilitation Center

Some patients require more than one type of therapy and can benefit from a facility that offers several types of services. Recognizing this need, NCH has expanded its existing Outpatient Center, located at 3300 Kirchoff Road in Rolling Meadows.

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CBS 2 News: New 3D Technology Being Used For Brain Surgery

WBBM-TV — 3D movies are known for making viewers feel like they’re in the middle of the action. The same type of technology is helping surgeons at Northwest Community Healthcare perform more precise surgeries.

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NCH the first in Chicago area to use innovative, 3D neurosurgery technology

Neurosurgeons at NCH are utilizing new 3D tools and technology to perform brain and spinal procedures, improving safety and accuracy.

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Five ways to protect yourself from brain injury while playing winter sports

January is Winter Sports Traumatic Brain Injury Awareness Month. Skiing, snowboarding, hockey and other winter sports can put you at risk for brain injury. Learn how to protect your head from a fall, bump or hit from neurological experts at NCH.

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From dashed hopes to strong finish

David Wcislo overcame a crippling roadblock to run one more marathon and reach his goal of being a member of the elite 50 States Marathon Club.

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Mind your head: Prevent brain injury when participating in winter sports

During Winter Sports Traumatic Brain Injury Awareness Month, hospitals in snow-covered states are seeing thousands of people who have experienced brain injuries due to falls or hits. Learn the risk for brain injury in sports such as skiing, snowboarding, snowmobiling, sledding, hockey and ice skating.

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NCH works with CereScan® to help patients with head and chronic brain injuries

Brain imaging and processing software offers more complete, accurate diagnosis.

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When to see your doctor about back pain

There is no gold medal for living with back pain because it is often treatable, says Shaun O'Leary, M.D., Ph.D., medical director of NCH's Neuroscience Services.

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Staying close to home

Rita Canning needed back surgery and she turned to Shaun O'Leary, M.D., Ph.D., an NCH Medical Group neurosurgeon, who used NCH's new computer assisted spinal navigation system to perform a lumbar spinal decompression. 

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Knowing the symptoms of concussions

Shaun O'Leary, M.D., Medical Director of Neuroscience Services at NCH, says it is important to know the basics about concussions.

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