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Dr. Joseph Gnanaraj

Derby, CT

20 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Gnanaraj, Cardiologist in Derby, CT?

    Dr. Joseph Gnanaraj is a Cardiologist, who primarily practices in Derby, CT with 1 additional practice location. He has been practicing for over 20 years and is board certified. Dr. Gnanaraj is fluent in English, and is currently seeing new patients. Dr. Gnanaraj’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gnanaraj’s office at (203) 732-7325.

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

    • Medical School: Madurai Medical College, Tamil Nadu Dr Mgr Medical University

    Is Dr. Gnanaraj board certified as a Cardiologist?

    Yes, Dr. Joseph Gnanaraj is board certified by the American Board of Internal Medicine

    What languages does Dr. Gnanaraj speak?

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

    • English

    What conditions does Dr. Gnanaraj treat?

    As a Cardiologist, Dr. Gnanaraj 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. Gnanaraj. 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.

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation

    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:

    • 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]

    Also known as:

    • Other Rheumatic Multiple Heart Valve Disease
    • Heart Valve Disease
    • Streptococcal Infection
    • Rheumatic Heart Valve Disease
    • Multiple Rheumatic Valve Problems

    ICD-10 Codes:

    • I088: Other rheumatic multiple valve diseases

    Also known as:

    • Chronic Diastolic Heart Failure
    • Heart Failure
    • Long-term Diastolic Heart Failure
    • Chronic HFpEF
    • Ongoing Filling Heart Failure

    ICD-10 Codes:

    • I5032: Chronic diastolic (congestive) heart failure

    What procedures does Dr. Gnanaraj perform?

    As a Cardiologist, Dr. Gnanaraj performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Gnanaraj. 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.

    Also known as:

    • Subcutaneous Cardiac Rhythm Monitor Insertion
    • Implantable Loop Recorder Insertion
    • Under-Skin Heart Monitor
    • Cardiac Event Recorder Implant

    CPT Codes:

    • 33285: Insertion, subcutaneous cardiac rhythm monitor, including programming

    Does Dr. Gnanaraj accept my insurance?

    Dr. Gnanaraj accepts most major insurance plans. Important: Please call our office at (203) 732-7325 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Gnanaraj accept in Derby, CT?

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

    Top Insurances

    • All Other Third Party

    • American Postal Workers Union APWU

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Medicare

    • State of Connecticut

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Gnanaraj's office located?

    Dr. Joseph Gnanaraj's Primary Practice

    130 Division St

    Derby, CT 06418

    (203) 732-7325

    Get Directions

    Dr. Joseph Gnanaraj's Practice 2

    1320 W Main St

    Waterbury, CT 06708

    Get Directions

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

    Dr. Gnanaraj's National Provider Identifier (NPI) number is 1720262736.

    What common questions do patients ask about Dr. Gnanaraj?

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

    What is Dr. Joseph Gnanaraj's specialty?

    Dr. Gnanaraj is a Cardiologist near Derby, CT. 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. Contact Dr. Gnanaraj to book an appointment today.

    Is this Dr. Joseph Gnanaraj affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Gnanaraj is affiliated with Saint Mary's Hospital - Waterbury, CT, Charlotte Hungerford Hospital, Smilow Cancer Hospital at Yale New Haven, Griffin Hospital, Saint Francis Hospital - Hartford, CT, Johnson Memorial Hospital which are a Castle Connolly Top Hospitals. 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

    Where can I learn more about Cardiologist?

    Explore Cardiologist with 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 Joseph Gnanaraj accepting new patients in Derby, CT?

    Yes, Dr. Joseph Gnanaraj is accepting new patients at this time.

    Does Dr. Joseph Gnanaraj offer online booking?

    Please contact Dr. Gnanaraj's office at (203) 732-7325 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Joseph Gnanaraj?

    Please contact Dr. Gnanaraj's office at (203) 732-7325 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Joseph Gnanaraj have?

    Dr. Joseph Gnanaraj is certified by the American Board of Internal Medicine.

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