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Dr. John Granquist, MD

Cardiology* Age 52
Dr. John Granquist, MD
5.0 (134 Ratings)

Offers telehealth

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Dr. John Granquist, MD is a Cardiologist in Hartford, CT.
Dr. John Granquist, MD
5.0 (134 Ratings)
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Dr. John Granquist, MD

Cardiology* Age 52
Hartford, CT
Accepting new patients
24 years of experience

Offers telehealth

Dr. John Granquist, MD is a Cardiologist in Hartford, CT.

About

Dr. Granquist graduated from Tufts University School of Medicine. Dr. John Granquist, MD is a Cardiologist in Hartford, CT and has 24 years experience. Dr. Granquist currently practices at Practice and are affiliated with Hartford Hospital, Manchester Memorial Hospital, Middlesex Hospital and Johnson Memorial Hospital. At present, Dr. Granquist received an average rating of 5.0/5 from patients and has been reviewed 134 times. Dr. Granquist's office accepts new patients and telehealth appointments. Dr. Granquist is board certified in Advanced Heart Failure and Transplant Cardiology and accepts multiple insurance plans.

Compare with other Cardiologists

Compare Dr. Granquist with our nearby Cardiologists at Hartford Healthcare
These providers are on the medical staff of Hartford Healthcare
These providers are on the medical staff of Hartford Healthcare.
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Experience Check

Enter a condition or procedure
Heart Disease
Hypertension
Cardiomyopathy
Heart Disease
Hypertension
Cardiomyopathy
Abdominal Aortic Aneurysm (AAA)
Acute Coronary Syndrome
Aortic Aneurysm
Aortic Dissection
Aortic Valve Disease
Aortic Valve Regurgitation
Arrhythmias
Atherosclerosis
Atrial Fibrillation
Atrial Flutter
Atrial Septal Defect
Cardiomyopathy, Hypertrophic
Carotid Artery Disease
Chest Pain
Chronic Congestive Heart Failure
Congenital Heart Defects
Congestive Heart Failure
Coronary Artery Disease (CAD)
Heart Attack (Acute Myocardial Infarction)
Heart Murmur
Heart Palpitations
Hyperlipidemia
Hypertensive Chronic Kidney Disease
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart Disease
Hypertensive Heart with Failure
Lipid Disorders
Mitral Valve Disease
Mitral Valve Prolapse
Mitral Valve Regurgitation
Patent Foramen Ovale (PFO)
Peripheral Edema
Peripheral Vascular Disease (PAD, PVD)
Septal Defect
Sinus Bradycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Cardiac Myocardial Perfusion Imaging
Cardiac Ultrasound
Electrocardiogram (EKG)
Vascular Duplex Ultrasonography and Plethysmography
Acute Congestive Heart Failure
Aneurysm and Dissection of Heart
Angina
  • View other providers who treat Angina
Aortic Ectasia
Aortic Embolism and Thrombosis
Aortic Stenosis
Atherosclerosis of Aorta
Atypical Atrial Flutter
Cardiac Arrest
Cardiac Sarcoidosis
Cardiac Tamponade
Cardiomegaly
Cardiomyopathy, Dilated
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Congenital Aortic Valve Disorders
Congenital Heart Disease
Coronary Artery Dissection
Endocarditis
First Degree Heart Block
High-Risk Hypertension
Hyperkalemia
Hypertensive Encephalopathy
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Limb Swelling Caused by Fluid Overload
Long QT Syndrome
Marfan Syndrome
Mitral and Aortic Valve Disorder
Mitral Valve Stenosis
Noninfective Endocarditis
Orthostatic Hypotension
Paroxysmal Atrial Fibrillation
Pericardial Disease
Pericarditis
Primary Pulmonary Hypertension
Pulmonary Disease
Pulmonary Hypertension
Pulmonary Venous Return Anomaly
Reflex Sympathetic Dystrophy
Rheumatic Aortic Valve Disorders
Rheumatic Mitral Stenosis
Rheumatic Tricuspid Disease
Second Degree Heart Block
Sick Sinus Syndrome
Sinus Tachycardia
Systolic Heart Failure
Takayasu's Arteritis
Third Degree Heart Block
Thrombosis
Tricuspid Valve Disease
Type 2 Heart Block - Mobitz
Typical Atrial Flutter
Unstable Angina
Vascular Disease
Ventricular Fibrillation
Ventricular Septal Defect
Ventricular Tachycardia (VT)
Vitamin D Deficiency
Wolff-Parkinson-White Pattern
24-Hour Ambulatory Electrocardiogram
Cardiac Catheterization with Robotic Assist
Cardiac Imaging
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardiovascular Stress Test
Cardioversion, Elective
Heart Biopsy
Nuclear Stress Testing
Stress Echocardiogram
Structural Heart Disease Evaluations and Treatment

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • United Healthcare
  • Aetna
  • Coventry Health Care
  • MultiPlan PPO
  • Emblem Health
  • Blue Cross and Blue Shield
  • Medicaid
  • First Health (Coventry Health Care)
  • Cigna
  • Century Preferred Select (Tiered - Elm)-CT
  • Oxford Health Plans
  • HealthyBlue 2.0
  • Medicare
  • Humana
  • Harvard Pilgrim Health Care PPO
  • Curative PPO
    Curative EPO
    Curative PPO Plus

Locations

  1. 1 Consulting Cardiologists PC
    85 Seymour St Ste 719, Hartford, CT 06106
    Monday
    09:00 - 17:00
    Tuesday
    09:00 - 17:00
    Wednesday
    09:00 - 17:00
    Thursday
    09:00 - 17:00
    Friday
    09:00 - 17:00
    Saturday
    Closed
    Sunday
    Closed
  2. 2 Day Hill Dental PLLC
    1060 Day Hill Rd, Windsor, CT 06095
    Monday
    Closed
    Tuesday
    09:00 - 17:00
    Wednesday
    Closed
    Thursday
    Closed
    Friday
    Closed
    Saturday
    Closed
    Sunday
    Closed
  3. 3 Office
    433 S Main St Ste 109, West Hartford, CT 06110
    Monday
    09:00 - 17:00
    Tuesday
    09:00 - 17:00
    Wednesday
    09:00 - 17:00
    Thursday
    09:00 - 17:00
    Friday
    09:00 - 17:00
    Saturday
    Closed
    Sunday
    Closed
  4. 4 Office
    305 Western Blvd Ste 100, Glastonbury, CT 06033
    Monday
    09:00 - 17:00
    Tuesday
    09:00 - 17:00
    Wednesday
    09:00 - 17:00
    Thursday
    09:00 - 17:00
    Friday
    09:00 - 17:00
    Saturday
    Closed
    Sunday
    Closed
  5. 5 Office
    100 Simsbury Rd Ste 202, Avon, CT 06001

Patient Satisfaction

Likelihood to recommend Dr. Granquist
5.0
Based on 134 Reviews
5 Stars (134)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

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Patient Reviews
Nov 29, 2024
Start to finish it was an excellent visit. Pre appointment information and check-in was efficient and patient friendly. Dr Granquist and his nurse were pleasant, and explained and questioned me in an appropriate and timely manner. Dr Granquiet was thorough and made the explanation of my condition and plan easy to understand. He is an excellent and patient listener. Choose Dr Granquist for your cardiac care. He’s an outstanding physician.
Ann Petkovich — Nov 29, 2024
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Photo: Dr. John Granquist, MD
How would you rate your experience with Dr. John Granquist, MD?
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Dr. Granquist's Office & Staff

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  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Granquist

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  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Granquist?
Call now to make an appointment
(860) 525-1532

About Me

Specialties*
Cardiology
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • Tufts University School of Medicine
    2000
Medical Education

Board Certifications

Board Certifications
  • Advanced Heart Failure and Transplant Cardiology, Advanced Heart Failure and Transplant Cardiology and Cardiovascular Disease
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Fellowship

Fellowship Hospital
  • Tufts New England Medical Center
Fellowship Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Granquist communicate via email?
9 users said yes.
Yes
(9)
No
(2)
Does Dr. Granquist offer telehealth services or virtual visits?
4 users said yes.
Yes
(4)
No
(2)
Does Dr. Granquist offer an online patient portal?
15 users said yes.
Yes
(15)
No
(1)
Does Dr. Granquist have free onsite parking?
18 users said yes.
Yes
(18)
No
(0)
Does Dr. Granquist offer weekend visits?
2 users said yes.
Yes
(2)
No
(3)
Does Dr. Granquist offer evening visits?
No users said yes.
Yes
(0)
No
(1)
Does Dr. Granquist specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Granquist specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Granquist specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Granquist specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Granquist accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. John Granquist, MD. To arrange an appointment, call the number on Dr. Granquist's profile.

Dr. John Granquist, MD is affiliated with Hartford Hospital, Manchester Memorial Hospital, Middlesex Hospital and Johnson Memorial Hospital.

Yes, Dr. John Granquist, MD holds board certification in Advanced Heart Failure and Transplant Cardiology, Advanced Heart Failure and Transplant Cardiology and Cardiovascular Disease.

Hospital Affiliations

  • Hartford Hospital

    80 Seymour St, Hartford, CT

  • Manchester Memorial Hospital

    71 Haynes St, Manchester, CT

  • Middlesex Hospital

    28 Crescent St, Middletown, CT

  • Johnson Memorial Hospital

    201 Chestnut Hill Rd, Stafford Springs, CT