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Dr. Brett Duncan, MD

Dr. Brett Duncan, MD

Hartford, CT

25 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Duncan, Cardiologist in Hartford, CT?

    Dr. Brett Duncan, MD is a Cardiologist, who primarily practices in Hartford, CT with 1 additional practice location. He has been practicing for over 25 years and is board certified. Dr. Duncan completed his residency at Univ Of Ct Sch Of Med, Cardiovascular Diseases; Albany Med Ctr Hosp, Internal Medicine. Dr. Duncan is fluent in English, and is currently seeing new patients. Dr. Duncan’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Duncan’s office.

    What are Areas of Expertise for Dr. Duncan?

    Dr. Brett Duncan, 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. Duncan empowers patients to confidently navigate their health journey, specializing in Echocardiography, Heart Failure, Nuclear Cardiology, and comprehensive wellness support. Serving the Hartford, CT community, Dr. Duncan is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: Hartford Hospital Cardiology, Advanced Congestive Heart Failure

    • Residency: Univ Of Ct Sch Of Med, Cardiovascular Diseases; Albany Med Ctr Hosp, Internal Medicine | Albany Medical Center

    Is Dr. Duncan board certified as a Cardiologist?

    Yes, Dr. Brett Duncan, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Duncan speak?

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

    • English

    What conditions does a Cardiologist like Dr. Duncan typically treat?

    As a Cardiologist, Dr. Duncan 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. Duncan. 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 here.

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    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
    • Heart Palpitations
    • Arrhythmia
    • Afib
    • A-fib
    • Irregular heart rhythm
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation
    • R002: Palpitations

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

    • Abnormal EKG
    • Heart Health Tests
    • Irregular Electrocardiogram
    • Unusual Heart Rhythm Test
    • ECG Abnormalities

    ICD-10 Codes:

    • R9431: Abnormal electrocardiogram [ECG] [EKG]

    What procedures does a Cardiologist like Dr. Duncan typically perform?

    As a Cardiologist, procedures performed by Dr. Brett Duncan may include:

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

    Does Dr. Duncan accept my insurance?

    Dr. Duncan 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. Duncan accept in Hartford, CT?

    Dr. Duncan in Hartford, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Federal government of the United States

    • Medicare

    • Point32Health

    • State of Connecticut

    • UnitedHealth Group

    • Unknown

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    Where is Dr. Duncan's office located?

    Dr. Brett Duncan's Primary Practice

    100 Retreat Ave Ste 705

    Hartford, CT 06106

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    Dr. Brett Duncan's Practice 2

    80 Seymour St

    Hartford, CT 06106

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

    Dr. Duncan's National Provider Identifier (NPI) number is 1760482194.

    What common questions do patients ask about Dr. Duncan?

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

    What is Dr. Brett Duncan's specialty?

    Dr. Duncan is a Cardiologist near Hartford, CT.

    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. Brett Duncan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Duncan is affiliated with Hartford 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 Brett Duncan accepting new patients in Hartford, CT?

    Yes, Dr. Brett Duncan is accepting new patients at this time.

    Does Dr. Brett Duncan offer online booking?

    Please contact Dr. Duncan's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Brett Duncan?

    Please contact Dr. Duncan's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Brett Duncan have?

    Dr. Brett Duncan is certified by the American Board of Internal Medicine.

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