Dr. John Granquist, MD

Dr. John Granquist, MD

Cardiology  |  
Male  |  
Age 45
(15)
Insurances AcceptedSave
Dr. John Granquist, MD is a cardiology specialist in Hartford, CT and has been practicing for 18 years. He graduated from Tufts University School Of Medicine in 2000 and specializes in cardiology.

85 Seymour St Ste 719

Hartford, CT 06106

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Cigna
  • EmblemHealth
  • First Health (Coventry Health Care)
  • Humana
  • Medicaid
  • MultiPlan
  • Oxford Health Plans
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Granquist

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

new

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

Thrombosis
very high
more than 99% of peers
Heart Palpitations
very high
more than 99% of peers
Heart Disease
very high
more than 97% of peers

Dr. Granquist'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.

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1

Specialties

  • Cardiology
3

Board Certifications

  • Advanced Heart Failure and Transplant Cardiology
    Accredited by: American Board of Internal Medicine*
  • Cardiovascular Disease
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*
49

Conditions Treated

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

Less

Read Less
11

Procedures

Background Check

0 Malpractice Claims

No malpractice history found for Connecticut.

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.

Education

  • Tufts University School Of Medicine
    Medical School | Graduated 2000
  • Tufts New England Medical Center
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Granquist has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Granquist's Reviews

Likelihood of recommending Dr. Granquist to family and friends
5.0
based on 15 total reviews (1 with a comment)

Likelihood to Recommend (15)

  • 5
    (15)
  • 4
    (0)
  • 3
    (0)
  • 2
    (0)
  • 1
    (0)

Dr. Granquist's Performance

Trustworthiness
EXCELLENT
Explains condition(s) well
EXCELLENT
Answers Questions
EXCELLENT
Time well spent
EXCELLENT

Office & Staff Performance

Scheduling
EXCELLENT
Office environment
EXCELLENT
Staff friendliness
EXCELLENT
Average wait time
Under 10 minutes

Patient Comments (1)

in Jacksonville, FL
I have been a grateful patient of Dr. Granquist for 10 years. I and my family are grateful for his extraordinary levels of clinical competence and caring, and for his generosity in sharing himself with us in our times of need. John J Shaw, DMD
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