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Cardiologist
33 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. William O'Neill:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

3.0
  •  
(5)
Patient comments (0)

The overall average patient rating of Dr. William O'Neill, Cardiologist is Average. Dr. O'Neill has been reviewed by 5 patients who have provided 0 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 1.0
  •  
Promptness 1.0
  •  
Courteous Staff 5.0
  •  
Accurate Diagnosis 2.3
  •  
Bedside Manner 1.0
  •  
Spends Time with Me 2.3
  •  

Specialties & Research

Dr. William O'Neill, MD is board certified in Cardiovascular Disease.

  • He has special expertise in 22 areas:
  • Acute Coronary Syndrome (ACS)
  • Angioplasty
  • Aortic Coarctation
  • Aortic Valve Stenosis
  • Arteritis
  • Atherectomy
  • Chest Pain (Angina)
  • Cholesterol Management
  • Coronary Disease
  • Diastolic Heart Failure
  • Dilated Cardiomyopathy
  • Endocarditis
  • Heart Block
  • Heart Catheterization
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • Hypertrophic Cardiomyopathy
  • Muscle Pain (Intermittent Claudication)
  • Myocardial Infarction
  • > Show all expertise

Education & Awards

Dr. O'Neill graduated from Wayne State University, Detroit. He has 4 awards.

Awards  
Castle Connolly America's Top Doctors® (2009 - 2014)
Top Ten Doctors (2012)
East Little Havana
Cardiology
Recognized in Book: America's Top Doctors *
Recognized in Book: Best Doctors in America *

Affiliations

Dr. O'Neill has 3 hospital affiliations:

  • Henry Ford Hospital 
  • Henry Ford Macomb Hospitals 
  • Henry Ford Medical Center at Maplegrove 

Languages

  • Spanish

> > > > Dr. William O'Neill, MD

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Additional Information
Dr. William Walter O'Neill MD is a male Internist, has 33 years of experience and practices in Cardiovascular Disease, Cardiology, and Interventional Cardiology.
Where does Dr. William W. O'Neill practice?
Dr. William O'Neill has 1 office location.
Dr. William O'Neill practices Cardiovascular Disease, Cardiology, and Interventional Cardiology near Detroit, MI.
See Detroit Cardiologists.