Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Oneill, Cardiologist in Naples, FL?
Dr. William Oneill, MD is a Cardiologist, who primarily practices in Naples, FL. He is board certified. Dr. Oneill completed his residency at Wayne State University. He is a member of the Henry Ford Medical Group. Dr. Oneill is fluent in English and Spanish, and is currently seeing new patients. Dr. Oneill’s practice accepts Medicare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Oneill’s office.
What are Areas of Expertise for Dr. Oneill?
Dr. William Oneill, MD is a highly-rated, board-certified Cardiologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Oneill empowers patients to confidently navigate their health journey, specializing in Heart Valve Disease, Interventional Cardiology, and comprehensive wellness support. Serving the Naples, FL community, Dr. Oneill is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Oneill go to medical school and complete their residency?
Fellowship: University of Michigan
Residency: Wayne State University | University of Wisconsin
Medical School: Wayne State University (Medical Education)
Is Dr. Oneill board certified as a Cardiologist?
Yes, Dr. William Oneill, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Oneill speak?
Dr. Oneill and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Cardiologist like Dr. Oneill typically treat?
As a Cardiologist, Dr. Oneill diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Oneill. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Narrowed Aortic Valve
- Rheumatic Mitral Valve Disease
- Heart Valve Disease
- Streptococcal Infection
- Aortic Valve Stenosis
- Tight Aortic Valve
- Rheumatic Mitral Valvulopathy
- Mitral Valve Problems from Rheumatic Fever
- Rheumatic Heart Valve Disorder
ICD-10 Codes:
- I350: Nonrheumatic aortic (valve) stenosis
- I059: Rheumatic mitral valve disease, unspecified
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I4891: Unspecified atrial fibrillation
Also known as:
- Rheumatic Tricuspid Valve Disease
- Heart Valve Disease
- Streptococcal Infection
- Tricuspid Valve Problems from Rheumatic Fever
- Rheumatic Tricuspid Valvulopathy
ICD-10 Codes:
- I079: Rheumatic tricuspid valve disease, unspecified
What procedures does a Cardiologist like Dr. Oneill typically perform?
As a Cardiologist, procedures performed by Dr. William Oneill may include:
- Absent Pulmonary Valve Repair
- Anomalous Coronary Artery Angiography
- Anticoagulation Management
- Aortic Stenosis Repair
- Aortic Valve Repair / Replacement
- Aortopulmonary Window Repair
- Arterial Doppler
- Balloon Septostomy
Please contact Dr. Oneill's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Oneill accept my insurance?
Dr. Oneill accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Oneill accept in Naples, FL?
Dr. Oneill in Naples, FL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Michigan
Capital Blue Cross
Cigna
CMS
Elevance Health Inc. (formerly Anthem)
Empire Blue Cross Blue Shield
Medicare
View All Insurances
Where is Dr. Oneill's office located?
Recognitions
Memberships & Associations
Henry Ford Medical Group
Member
What is Dr. Oneill's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Oneill's National Provider Identifier (NPI) number is 1881676435.
What common questions do patients ask about Dr. Oneill?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Oneill
What is Dr. William Oneill's specialty?
Dr. Oneill is a Cardiologist near Naples, FL.
What does a Cardiologist do?
An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias.
Is this Dr. William Oneill affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Oneill is affiliated with Henry Ford Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Cardiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Cardiologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is William Oneill accepting new patients in Naples, FL?
Yes, Dr. William Oneill is accepting new patients at this time.
Does Dr. William Oneill offer online booking?
Please contact Dr. Oneill's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with William Oneill?
Please contact Dr. Oneill's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. William Oneill have?
Dr. William Oneill is certified by the American Board of Internal Medicine.
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Connect with DR. Oneill
399 9th St N Ste 300
Naples, FL 34102