
Overview
William O'brien is a General Surgeon in Aurora, Illinois. Dr. O'brien is highly rated in 7 conditions, according to our data. His top areas of expertise are Choledocholithiasis, Cholecystitis, Carotid Artery Disease, Hernia Surgery, and Ileostomy.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Graduate Institution
Residency
Specialties
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Board Certifications
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- EPO
- MANAGED MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1221 N Highland Ave 2nd Fl, Aurora, IL 60506
1508 Aurora Ave, Naperville, IL 60540
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.
Endeavor Health Medical Group
Michael Ujiki, MD, a gastrointestinal surgeon at Endeavor Health, specializes in minimally invasive procedures for conditions of the esophagus, stomach and gallbladder. After beginning his career in business, Dr. Ujiki found his true calling in medicine, where he now combines advanced surgical innovation with compassionate care. He prioritizes reducing recovery time and improving outcomes through cutting-edge techniques, including incisionless and laparoscopic surgeries. Dr. Ujiki is highly rated in 29 conditions, according to our data. His top areas of expertise are Achalasia, Hernia, Hiatal Hernia, Gallbladder Removal, and Endoscopy.
Endeavor Health Medical Group
John G. Linn, MD, a gastrointestinal and general surgeon at Endeavor Health, specializes in foregut and bariatric surgery. He treats a range of conditions including gallbladder disease, hernias and complex abdominal wall defects. Dr. Linn performs advanced procedures such as laparoscopic hernia repair, cholecystectomy and abdominal wall reconstruction to help patients improve digestive health and function. Dr. Linn is highly rated in 27 conditions, according to our data. His top areas of expertise are Hernia, Choledocholithiasis, Hiatal Hernia, Gallbladder Removal, and Endoscopy.
University Of Chicago Medical Center
Peter Angelos is a General Surgeon in Chicago, Illinois. Dr. Angelos is highly rated in 15 conditions, according to our data. His top areas of expertise are Thyroid Cancer, Hyperparathyroidism, Thyroid Nodule, Parathyroidectomy, and Thyroidectomy.
Frequently Asked Questions about Dr. William J. O'brien
How do I make an appointment with Dr. William J. O'brien?
You can book an appointment with Dr. William J. O'brien by calling their office at 630-264-8540. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. William J. O'brien a top-rated expert for Choledocholithiasis?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. William J. O'brien is classified as an Distinguished expert for Choledocholithiasis, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. William J. O'brien specialize in?
While Dr. William J. O'brien is a General Surgery, they have specific expertise in Choledocholithiasis, Cholecystitis, and Carotid Artery Disease. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within General Surgery.
Does Dr. William J. O'brien participate in research or clinical trials?
Yes. Dr. William J. O'brien has published 1 articles and abstracts on conditions like Choledocholithiasis. You can view a list of Dr. William J. O'brien's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. William J. O'brien accept my insurance?
Dr. William J. O'brien accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 630-264-8540 to verify that your specific plan is currently accepted before your visit.
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
- Distinguished
- CholedocholithiasisDr. O'brien isDistinguished. Learn about Choledocholithiasis.
- Advanced
- Arterial EmbolismDr. O'brien isAdvanced. Learn about Arterial Embolism.
- Carotid Artery DiseaseDr. O'brien isAdvanced. Learn about Carotid Artery Disease.
- CholecystitisDr. O'brien isAdvanced. Learn about Cholecystitis.
- Gallbladder DiseaseDr. O'brien isAdvanced. Learn about Gallbladder Disease.
- HerniaDr. O'brien isAdvanced. Learn about Hernia.
- Umbilical HerniaDr. O'brien isAdvanced. Learn about Umbilical Hernia.
- Experienced
- ALK-Positive Non-Small Cell Lung CancerDr. O'brien isExperienced. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- Arterial InsufficiencyDr. O'brien isExperienced. Learn about Arterial Insufficiency.
- CellulitisDr. O'brien isExperienced. Learn about Cellulitis.
- ColostomyDr. O'brien isExperienced. Learn about Colostomy.
- Diverticular DiseaseDr. O'brien isExperienced. Learn about Diverticular Disease.
- Familial Colorectal CancerDr. O'brien isExperienced. Learn about Familial Colorectal Cancer.


