Dr. John Cantwell, MD

Dr. John Cantwell, MD

Cardiology  ·  
Male  ·  
Age 77
Dr. John Cantwell, MD is a cardiology specialist in Atlanta, GA and has been practicing for 53 years. He graduated from Northwestern University The Feinberg School Of Medicine in 1965 and specializes in cardiology.

275 Collier Rd NW Ste 300

Atlanta, GA 30309

Contact Information

(404) 605-2800

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Georgia
  • Cigna
  • First Health (Coventry Health Care)
  • Humana
  • MultiPlan

*Please verify this information when scheduling an appointment.

Learn about Dr. Cantwell

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Cantwell performs your care needs compared to other doctors.

very high
more than 99% of peers
very high
more than 99% of peers
Heart Disease
very high
more than 96% of peers

Dr. Cantwell's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Cardiology

2  Board Certifications

  • Cardiovascular Disease
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

40  Conditions Treated

  • Aneurysm
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Ectasia
  • Aortic Valve Disease
  • Aortic Valve Regurgitation
  • Arrhythmias
  • Atrial Fibrillation
  • Atrial Flutter
  • Cardiomegaly
  • Cardiomyopathy
  • Carotid Artery Disease
  • Chest Pain
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Congenital Heart Defects
  • Congenital Heart Disease
  • Congestive Heart Failure
  • Coronary Artery Disease (CAD)
  • Endocarditis
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Heart Palpitations
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypotension
  • Limb Swelling
  • Limb Swelling Caused by Fluid Overload
  • Mitral Valve Disease
  • Mitral Valve Regurgitation
  • Pericardial Disease
  • Pulmonary Disease
  • Pulmonary Hypertension
  • Pulmonary Valve Disease
  • Septal Defect
  • Syncope
  • Thrombosis
  • Tricuspid Valve Disease
  • Vascular Disease


Read Less

6  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for Georgia.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Northwestern University The Feinberg School Of Medicine
    Medical School | Graduated 1965
  • University of Florida
    Internship Hospital | Completed
  • Mayo Medical School
    Residency Hospital | Completed
  • Emory University Hospital
    Fellowship Hospital | Completed
  • Univ Of California San Diego Medical Center
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Cantwell has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Cantwell does not have any memberships or affiliations listed. If you are Dr. Cantwell and would like to add memberships or affiliations, please update your profile.

Dr. Cantwell's Reviews

Likelihood of recommending Dr. Cantwell to family and friends
14 total reviews (2 have comments)

Likelihood to Recommend (14)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Cantwell's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    Under 10 minutes

Patient Comments (2)

I can't imagine a more skilled and caring physician. He is so interested in all his patients and his staff are wonderful.
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Very knowledge of issues with long distance athletes.
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