Summary

Dr. Oreilly graduated from the Loyola University of Chicago Stritch School of Medicine in 1975. He works in Palos Heights, IL and specializes in Internal Medicine and Oncology. Dr. Oreilly is affiliated with Northwestern Medicine Palos Hospital.

Quick Facts

  • 3.7
  • 51 years of experience
  • 1 insurance plan accepted
  • Rush Presbyterian St Lukes Medical Center
  • 1 written review
  • 2 specialties
  • 10 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. William Sean Oreilly has 2 locations

Northwestern Medicine Palos Hospital

12251 S 80th AvePalos Heights, IL 60463

Dr. William Sean Oreilly

12824 S POTTAWATOMI CTPALOS HEIGHTS, IL 60463

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Dr. William Sean Oreilly, MD
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Dr. William Sean Oreilly, MDDr. John Matera, MDDr. Michael Chen, MDDr. Ramesh Aggarwal, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
3.7 
3.8 
51 Years of Experience 11 Years of Experience 7 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English
Palos Heights , ILBlue Island , ILChicago , ILBellwood , IL
Med School: Loyola University Of Chicago Stritch School Of Medicine Med School: University Of Missouri Columbia School Of Medicine Med School: Suny Downstate Medical Center College Of Medicine Med School: Pt.Bd.Sharma Pgims , Rohtak
Current Profile
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Insurance Plans Accepted by Dr. William Sean Oreilly

  • Blue Cross Blue Shield of Illinois

Medical Specialties

Dr. William Sean Oreilly has the following 2 specialties

Specialty Expertise

Dr. William Sean Oreilly has the following 10 areas of expertise

  • Blood Cancer
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Hodgkin's Lymphoma
  • Leukemia
  • Lymphoma
  • Myelofibrosis
  • Myeloma
  • Oncology

Certifications, License, & Education

51 Years Experience

MEDICAL LICENSE

Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

Rush Presbyterian St Lukes Medical Center

Medical School

Loyola University Of Chicago Stritch School Of MedicineGraduated in 1975

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Frequently Asked Questions

How can I make an appointment with Dr. William Oreilly?
You can find contact information for Dr. William Oreilly here on Vitals.
Is Dr. William Oreilly accepting new patients?
Dr. William Oreilly has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. William Oreilly accept my insurance?
You can see the insurance plans that Dr. William Oreilly accepts on their Vitals profile.
Does Dr. William Oreilly accept virtual/telehealth appointments?
Dr. William Oreilly has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. William Oreilly affiliated with?
Dr. William Oreilly is affiliated with Northwestern Medicine Palos Hospital.

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