Photo of Dr. John Cantwell, MD

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Specializing in cardiology, Dr. John Cantwell offers specialized treatment plans for patients with heart & cardiovascular conditions near Atlanta, GA.

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Dr. Cantwell has one office in Georgia where he specializes in Cardiology. Learn more.

Dr. Cantwell works with fourteen doctors including Dr. Dan Wiener and Dr. David Montgomery.

Hospital Affiliations

  • Piedmont Hospital

Languages Spoken  

  • English


Piedmont Heart Institute of Buckhead  


275 Collier Road NW, Suite 500, Atlanta, Georgia 30309-1709

Office Hours

  Open Lunch Close
Mon 9:00 am 5:00 pm
Tue 9:00 am 5:00 pm
Wed 9:00 am 5:00 pm
Thu 9:00 am 5:00 pm
Fri 9:00 am 5:00 pm

Office Details

Doctor Specialty Cardiology
Practice SpecialtyCardiology
Group PracticePiedmont Physicians Group
Health SystemPiedmont Healthcare
Practice OwnershipPiedmont Hospital
Hospital Affiliation
  • Piedmont Hospital
Languages Spoken English

Insurance Accepted  

No insurance accepted.