1. icon-arrow-left
    Find a Doctor
James J Hefferan,  MD

Accepting New Patients

Telehealth

James J Hefferan, MD

Cardiology, Interventional Cardiology

5.0
(415)

Male

Want to know your insurance options?

See Full List

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

0

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

(415 ratings)
131 reviews
  • 5.0
    Dec 9, 2025
    Was there for a release report for the doctor who will be doing surgery on the knee. The doctor went over that.
  • 5.0
    Nov 27, 2025
    Experience was just fine
  • 5.0
    Nov 20, 2025
    Good
  • 5.0
    Nov 20, 2025
    The staff in this office has never been anything but wonderful. Super helpful, courteous and friendly. Dr Hefferan is patient, thorough and beyond amazing.
  • 5.0
    Nov 20, 2025
    My experience is has always been positive.