Expertise in
7
conditions

Dr. William Keenan

Neuroradiology
Ascension St. Alexius
1555 N Barrington Rd, 
Hoffman Estates, IL 

Expertise in
7
conditions
Ascension St. Alexius
1555 N Barrington Rd, 
Hoffman Estates, IL 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

William Keenan is a Neuroradiologist in Hoffman Estates, Illinois. Dr. Keenan is highly rated in 7 conditions, according to our data. His top areas of expertise are Cerebellar Degeneration, Cholesterol Pneumonia, Cerebellar Multiple System Atrophy, and Hepatocerebral Degeneration.

His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.

Specialties
Neuroradiology
Licenses
Radiology in IL
Hospital Affiliations
St Alexius Medical Center
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO

Locations

Ascension St. Alexius
1555 N Barrington Rd, Hoffman Estates, IL 60169
Call: 847-843-2000

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


1 Total Publications

Possible continuous positive airway pressure treatment of children with pneumonia.
Possible continuous positive airway pressure treatment of children with pneumonia.
Journal: The Journal of pediatrics
Published: November 12, 2012
Similar Doctors
Ali Shaibani
Expertise in
12
conditions
Dr. Ali Shaibani
Neuroradiology | Radiology
Expertise in
12
conditions
Dr. Ali Shaibani
Neuroradiology | Radiology

Endeavor Health Medical Group

880 W. Central Rd., Suite 4100, 
Arlington Heights, IL 
 (4.4 miles away)
847-618-5879
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Ali Shaibani is a Radiologist and a Neuroradiologist in Arlington Heights, Illinois. Dr. Shaibani is highly rated in 12 conditions, according to our data. His top areas of expertise are Arteriovenous Malformation, Cerebral Arteriovenous Malformation, Brain Aneurysm, Thrombectomy, and Stent Placement.

Matthew Walker
Expertise in
38
conditions
Dr. Matthew Walker
Neuroradiology | Radiology
Expertise in
38
conditions
Dr. Matthew Walker
Neuroradiology | Radiology

Endeavor Health Medical Group

2650 Ridge Ave., Department Of Radiology, 
Evanston, IL 
 (17.6 miles away)
847-570-2475
Languages Spoken:
English
See accepted insurances

Matthew T. Walker, MD, a neuroradiologist at Endeavor Health, specializes in interpreting advanced imaging of the brain, spine and nervous system. Dr. Walker collaborates with referring clinicians to support timely diagnosis and guide treatment planning through accurate radiologic assessment. Dr. Walker is highly rated in 38 conditions, according to our data. His top areas of expertise are Meningioma, Stroke, Cerebral Arteriovenous Malformation, Subarachnoid Hemorrhage, and Hormone Replacement Therapy (HRT).

Expertise in
35
conditions
Dr. Kristina Olsen
Neuroradiology
Expertise in
35
conditions
Dr. Kristina Olsen
Neuroradiology

Endeavor Health Skokie Hospital

9600 Gross Point Rd, 
Skokie, IL 
 (14.6 miles away)
847-864-3278
Languages Spoken:
English

Kristina Olsen is a Neuroradiologist in Skokie, Illinois. Dr. Olsen is highly rated in 35 conditions, according to our data. Her top areas of expertise are Degos Disease, Stroke, Herniated Disk, and Meningioma.

VIEW MORE Neuroradiologists

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Keenan's expertise for a condition
ConditionClose
      • Advanced
      • Cerebellar Degeneration
        Dr. Keenan is
        Advanced
        . Learn about Cerebellar Degeneration.
        See more Cerebellar Degeneration experts
      • Cerebellar Multiple System Atrophy
        Dr. Keenan is
        Advanced
        . Learn about Cerebellar Multiple System Atrophy.
        See more Cerebellar Multiple System Atrophy experts
      • Cholesterol Pneumonia
        Dr. Keenan is
        Advanced
        . Learn about Cholesterol Pneumonia.
        See more Cholesterol Pneumonia experts
      • Gallbladder Disease
        Dr. Keenan is
        Advanced
        . Learn about Gallbladder Disease.
        See more Gallbladder Disease experts
      • Hepatocerebral Degeneration
        Dr. Keenan is
        Advanced
        . Learn about Hepatocerebral Degeneration.
        See more Hepatocerebral Degeneration experts
      • Interstitial Lung Disease
        Dr. Keenan is
        Advanced
        . Learn about Interstitial Lung Disease.
        See more Interstitial Lung Disease experts
      View All 7 Advanced Conditions
      • Experienced
      • ALK-Positive Non-Small Cell Lung Cancer
        Dr. Keenan is
        Experienced
        . Learn about ALK-Positive Non-Small Cell Lung Cancer.
        See more ALK-Positive Non-Small Cell Lung Cancer experts
      • Angiomyoma
        Dr. Keenan is
        Experienced
        . Learn about Angiomyoma.
        See more Angiomyoma experts
      • Aseptic and Alopecic Nodules of Scalp (AANS)
        Dr. Keenan is
        Experienced
        . Learn about Aseptic and Alopecic Nodules of Scalp (AANS).
        See more Aseptic and Alopecic Nodules of Scalp (AANS) experts
      • Boils
        Dr. Keenan is
        Experienced
        . Learn about Boils.
        See more Boils experts
      • Bronchiectasis
        Dr. Keenan is
        Experienced
        . Learn about Bronchiectasis.
        See more Bronchiectasis experts
      • Calcium Pyrophosphate Arthritis
        Dr. Keenan is
        Experienced
        . Learn about Calcium Pyrophosphate Arthritis.
        See more Calcium Pyrophosphate Arthritis experts
      View All 45 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      1. Homepage
      2. Neuroradiologists Hoffman Estates, IL
      3. Dr. William Keenan
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        Once you submit your request, MediFind will reach out to the provider’s office to help schedule your appointment. Note that this is not a confirmed booking. You’ll receive a status update via email within 1–2 business days.

        Patient Details

        This information is for the patient who will be seen at the appointment.

            Close

            Returning patient? Use your address on file with the provider.

            Insurance Details

            Please provide information of the primary insurance holder as the practice may require this information to schedule.

            Insurance Provider *
            Insurance ProviderClose

            Appointments Details

            Let’s get more information about your appointment.

                    0 / 1000
                    By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.