Photo of Dr. William H. Spear, MD, FACC, FHRS

Dr. William Spear is a cardiologist treating patients in the Oak Lawn, IL, Palos Heights, IL and surrounding areas.


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Consultants in Cardiology and Electrophysiololgy LLC  

Accepting New Patients?

Yes, Dr. William H. Spear is accepting new patients at this office.



5151 W 95th Street, Suite 2, Oak Lawn, IL 60453-6460

Office Details

Doctor Specialties Cardiology & Cardiac Electrophysiology
Accepting New Patients? Yes
Languages Spoken English

Consultants in Cardiology & Electrophysiology (Palos Heights)  


Please Note: This link will direct you to a third-party website unaffiliated with (, where you're able to request or schedule an appointment online with Dr. William Spear.

Accepting New Patients?

Yes, Dr. William H. Spear is accepting new patients at this office.


11800 Southwest Highway, Suite 209, Palos Heights, IL 60463

Office Hours

  Open Lunch Close

Office Details

Doctor Specialties Cardiology & Cardiac Electrophysiology
Accepting New Patients? Yes
Practice Specialty Cardiology
Group Practice Consultants in Cardiology & Electrophysiology
Languages Spoken English

Insurance Accepted  

  • Aetna
  • Blue Cross Blue Shield
  • Cigna
  • Humana
  • Medicare
  • Tricare
  • United Healthcare

About Dr. Spear
Dr. Spear



William H. Spear, MD, FACC, FHRS offers comprehensive cardiology and cardiac electrophysiology services at Consultants in Cardiology & Electrophysiology offices in Oak Lawn and Palos Heights, Illinois. He treats patients with heart rhythm disorders, where his commitment to providing the best quality of care is evident through his caring interaction, gentle examinations, and thorough patient education. While he treats diverse cardiac disorders, his interests are in atrial fibrillation and ablation of complex arrhythmias.

Dr. Spear completed his undergraduate studies at Northwestern University and received his Doctor of Medicine at the University of Miami Leonard Miller School of Medicine. After completing his residency training in internal medicine at the University of Miami Jackson Memorial Hospital, he completed fellowship training in cardiovascular disease and clinical cardiac electrophysiology at Loyola University Medical Center.

Over the years, Dr. Spear received multiple honors for academic and leadership achievements in medicine, presented at national meetings, and published research in peer reviewed journals. He continues to stay actively engaged in research to make ablation procedures safer for patients by using robotics, reducing radiation exposure, and shortening procedure times. He serves as the medical director of the Atrial Fibrillation Ablation Program at Advocate Christ Medical Center and is on the clinical faculty at the University of Illinois College of Medicine. Dr. Spear proudly leads one of the highest volume robotic ablation centers in the United States. Patients in the Chicago region benefit from this expertise, as robotic ablation allows for more precise and stable treatment of atrial fibrillation and other forms of arrhythmia.

Dr. Spear holds multiple board certifications in:

Internal Medicine

Cardiovascular Disease

Clinical Cardiac Electrophysiology 

Dr. Spear is a member of:

American College of Cardiology, Fellow

Heart Rhythm Society, Fellow 



Education & Training  

Hospital Affiliations

  • Advocate Health and Hospitals Corporation
  • Little Company of Mary Hospital and Health Care Centers
  • Palos Community Hospital
  • Munster Medical Research Foundation Inc
  • Franciscan St. James Health

Languages Spoken  

  • English

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