EverydayHealthLogo
Dr. John Sweeney, MD

Dr. John Sweeney, MD

Interventional Cardiologist, Cardiologist

Phoenix, AZ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Sweeney, Interventional Cardiologist in Phoenix, AZ?

    Dr. John Sweeney, MD is an Interventional Cardiologist, who primarily practices in Phoenix, AZ with 2 additional practice locations. He is board certified. Dr. Sweeney graduated from University of California, completed his residency at University Ca Sf School Of Med, and is currently affiliated with Mayo Clinic Hospital. Dr. Sweeney is fluent in English, Chinese, Filipino; Pilipino, Hindi, Russian, Spanish, and Vietnamese, and is currently seeing new patients. Dr. Sweeney’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sweeney’s office at (480) 342-2000.
    CastleConnolyTopDoctors

    Castle Connolly Top Doctor

    Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

    What are Areas of Expertise for Dr. Sweeney?

    Dr. John Sweeney, MD is a highly-rated, board-certified Interventional 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. Sweeney empowers patients to confidently navigate their health journey, specializing in Coronary Angioplasty/Stents, Percutaneous Coronary Intervention, and comprehensive wellness support. Serving the Phoenix, AZ community, Dr. Sweeney is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Sweeney go to medical school and complete their residency?

    • Residency: University Ca Sf School Of Med

    • Medical School: University of California

    Is Dr. Sweeney board certified as an Interventional Cardiologist?

    Yes, Dr. John Sweeney, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Sweeney speak?

    Dr. Sweeney and their clinical team can communicate with patients in the following languages:

    • Chinese
    • English
    • Filipino; Pilipino
    • Hindi
    • Russian
    • Spanish
    • Vietnamese

    What conditions does an Interventional Cardiologist like Dr. Sweeney typically treat?

    As an Interventional Cardiologist, Dr. Sweeney 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. Sweeney. 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
    • Leaky Mitral Valve
    • Heart Valve Disease
    • Aortic Valve Stenosis
    • Tight Aortic Valve
    • Mitral Valve Insufficiency
    • Mitral Regurgitation

    ICD-10 Codes:

    • I350: Nonrheumatic aortic (valve) stenosis
    • I340: Nonrheumatic mitral (valve) insufficiency

    Also known as:

    • Heart Valve Replacement
    • Heart Valve Disease
    • Artificial Heart Valve
    • Valve Prosthesis
    • Heart Valve Surgery

    ICD-10 Codes:

    • Z954: Presence of other heart-valve replacement

    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

    What procedures does an Interventional Cardiologist like Dr. Sweeney typically perform?

    As an Interventional Cardiologist, procedures performed by Dr. John Sweeney may include:

    Please contact Dr. Sweeney's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Sweeney accept my insurance?

    Dr. Sweeney accepts most major insurance plans. Important: Please call our office at (480) 342-2000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Sweeney accept in Phoenix, AZ?

    Dr. Sweeney in Phoenix, AZ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield Association

    • Capital Blue Cross

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Medicare

    • Mutual of Omaha

    • National Association of Letter Carriers (NALC)

    • Transamerica

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Sweeney's office located?

    Mayo Clinic Hospital

    5777 E Mayo Blvd

    Phoenix, AZ 85054

    (480) 342-2000

    Get Directions

    Thunderbird Primary

    13737 N 92nd St

    Scottsdale, AZ 85260

    Get Directions

    Dr. John Sweeney's Practice 3

    13400 E Shea Blvd

    Scottsdale, AZ 85259

    Get Directions

    What is Dr. Sweeney's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Sweeney's National Provider Identifier (NPI) number is 1063476372.

    What common questions do patients ask about Dr. Sweeney?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sweeney

    What is Dr. John Sweeney's specialty?

    Dr. Sweeney is an Interventional Cardiologist near Phoenix, AZ.

    What does an Interventional Cardiologist do?

    A branch of medicine within cardiology that employs advanced imaging and diagnostic techniques to assess blood flow and pressure in the coronary arteries and heart chambers. This specialty also utilizes technical procedures and medications to address abnormalities that affect cardiovascular function.

    Is Dr. John Sweeney affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Sweeney is affiliated with Mayo Clinic 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 an Interventional Cardiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Interventional 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 Dr. John Sweeney accepting new patients in Phoenix, AZ?

    Yes, Dr. John Sweeney is accepting new patients at this time.

    Does Dr. John Sweeney offer online booking?

    Please contact Dr. Sweeney's office at (480) 342-2000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. John Sweeney?

    Please contact Dr. Sweeney's office at (480) 342-2000 to schedule an appointment.

    Where is Dr. Sweeney's office located?

    Dr. Sweeney's offices are located in Phoenix, AZ and Scottsdale, AZ.

    Which board certifications does Dr. John Sweeney have?

    Dr. John Sweeney is certified by the American Board of Internal Medicine.