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James J Hefferan,  MD

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James J Hefferan, MD

Cardiology, Interventional Cardiology

5.0
(424)

Male

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About me

Dr. James Hefferan is a fellowship-trained interventional cardiologist at Atlantic Medical Group. Board-certified in cardiovascular disease, interventional cardiology and internal medicine by the American Board of Internal Medicine, he has more than 30 years of clinical expertise providing comprehensive cardiac care, diagnosing and treating patients with cardiovascular disease as well as congenital and structural heart conditions. He has special training and experience in using catheter-based procedures, such as angioplasty and stenting. Dr. Hefferan believes in providing compassionate, personalized care to his patients providing education on preventative care and using minimally invasive treatments such as catheterization to open blocked arteries and avoid open-heart procedures.

After earning his medical degree at the University of Medicine and Dentistry of NJ, Newark, NJ, Dr. Hefferan performed his residency at University Hospital, Newark, NJ, where he remained to complete a fellowship in cardiology. He went on to complete a second fellowship in interventional cardiology at Newark Beth Israel Medical Center, also in Newark.

Dr. Hefferan is a Fellow of the American College of Cardiology and the Society of Cardiac Angiography and Interventions. He is a participating provider of the Atlantic Accountable Care Organization.

SPECIALTIES

  • Cardiology

  • Interventional Cardiology

AFFILIATIONS

  • Accountable Care Organization

  • Atlantic Medical Group

  • Morristown Medical Center

  • Overlook Medical Center

Where to see me

Insurance

Please contact the practice to confirm your health plan is accepted.

  • Aetna

  • Aetna Better Health

  • AHS PPO

  • Amerihealth

  • Amerihealth Caritas

  • Brighton Create

  • Brighton Healthplan Solutions

  • Centivo

  • Cigna

  • ClaimDoc LLC

  • Education & Experience

    TRAINING

    University of Medicine and Dentistry of NJ

    Medical School

    University Hospital Newark

    Internship

    University Hospital - Newark

    Residency

    Newark Beth Israel Medical Center, University Hospital - Newark

    Fellowship

    BOARD CERTIFICATIONS

    Cardiovascular Disease

    American Board of Internal Medicine

    Internal Medicine

    American Board of Internal Medicine

    Interventional Cardiology

    American Board of Internal Medicine

    Patient Reviews

    OVERALL RATING

    5.0

    (424 ratings)
    123 reviews
    • 5.0
      Jun 30, 2026
      The best service received among all of my healthcare professionals
    • 5.0
      Jun 30, 2026
      The Best!
    • 5.0
      Jun 27, 2026
      All good
    • 5.0
      Jun 27, 2026
      Good
    • 5.0
      Jun 24, 2026
      Everyone was fabulous