Dr. John Klonaris, MD

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Dr. John Klonaris, MD

Cardiology | Male

Largo Hospital Medicine 201 14th St SW, Largo, FL 33770 Get Directions

Learn about this Doctor

Care Philosophy

Dedicated to the Pinellas, Pasco and Hillsborough counties for nearly 20 years, The Heart and Vascular Institute of Florida strives to ensure patients receive considerate, respectful and compassionate care while providing a complete spectrum of cardiovascular diagnostic and therapeutic services.Read more

Dr. Klonaris' Experience

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Experience Match

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Specialties

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2
Board Certifications

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86
Conditions Treated

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38
Procedures Performed

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Background Check

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Education

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Awards & Recognition

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Languages Spoken

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Memberships & Professional Affiliations

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Visiting Dr. Klonaris

Dr. Klonaris accepts 22 insurance carriers

Affiliated Hospitals

Hospital Quality

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Hospital Quality Awards

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Dr. Klonaris' Reviews

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Likelihood of recommending Dr. Klonaris to family and friends
5
based on 5 total surveys
Key Survey Insights
  • Trustworthiness
     (5)
  • Helpfulness
     (5)
  • Staff
     (5)
  • Scheduling
     (5)
Experience with Dr. Klonaris
  • Level of trust in provider's decisions
     (5)
  • How well provider explains medical condition(s)
     (5)
  • How well provider listens and answers questions
     (5)
  • Spends appropriate amount of time with patients
     (5)
Dr. Klonaris' Office & Staff
  • Ease of scheduling urgent appointments
     (5)
  • Office environment, cleanliness, comfort, etc.
     (5)
  • Staff friendliness and courteousness
     (5)
  • Total wait time (waiting & exam rooms)
    10 – 15 minutes (4)
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Specialties

  • Cardiology

Board Certifications

Why It Matters: Dr. Klonaris' Board Certifications

Board certification should be one of your top considerations when choosing a doctor. Board certification is an official recognition given to doctors who have met specific requirements set by national medical specialty boards in the... More

  • Cardiovascular Disease
  • Internal Medicine

Conditions Treated

  • Abdominal Aortic Aneurysm (AAA)
  • Abnormal Heart Beat
  • Accelerated Hypertension
  • Aneurysm
  • Angina
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Dissection
  • Aortic Ectasia
  • Aortic Stenosis
  • Aortic Supravalvular Stenosis
  • Aortic Valve Disease
  • Aortic Valve Regurgitation
  • Arrhythmias
  • Arterial Insufficiency
  • Arteriosclerosis
  • Atrial Fibrillation
  • Atrial Flutter
  • Bradycardia
  • Bundle Branch Block
  • Cardiac Arrest
  • Cardiomegaly
  • Cardiomyopathy
  • Cardiovascular Disease
  • Carotid Artery Disease
  • Carotid Artery Stenosis
  • Carotid Bruit
  • Chest Pain
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Claudication
  • Coagulation Disorders (incl. Hemophilia)
  • Congenital Heart Defects
  • Congenital Heart Disease
  • Congenital Heart Disease - Ptosis - Hypodontia - Craniosynostosis
  • Congestive Heart Failure
  • Congestive Heart Failure, Left-Sided
  • Congestive Heart Failure, Right-Sided
  • Coronary Artery Disease (CAD)
  • Difficult-to-Control Hypertension
  • Dyslipidemia
  • Edema
  • Endocarditis
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Heart Palpitations
  • Heart Valve Diseases
  • High Cholesterol
  • High-Risk Hypertension
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypertensive Heart and Chronic Kidney Disease
  • Hypertensive Heart Disease
  • Hypotension
  • Left Bundle Branch Block
  • Limb Swelling
  • Limb Swelling Caused by Fluid Overload
  • Lipid Disorders
  • Mitral Valve Disease
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Pericardial Disease
  • Primary Pulmonary Hypertension
  • Pulmonary Disease
  • Pulmonary Edema
  • Pulmonary Hypertension
  • Resistant Hypertension
  • Right Bundle Branch Block
  • Septal Defect
  • Shortness of Breath
  • Sinus Bradycardia
  • Sinus Tachycardia
  • Symptoms, Heart
  • Syncope
  • Tachycardia
  • Thrombosis
  • Transient Tachycardia
  • Tricuspid Valve Disease
  • Valvular Stenosis
  • Varicose Veins
  • Vascular Disease
  • Venous Insufficiency
  • Ventricular Arrhythmia
  • Ventricular Fibrillation
  • Visual Hallucinations

Procedures Performed

  • 24-Hour Ambulatory Electrocardiogram
  • 24-Hour Ambulatory Electroencephalogram
  • ACE Inhibitor or Beta-Blocker Therapy
  • Ambulatory Blood Pressure Monitoring
  • Arterial Doppler Ultrasound
  • Cardiac Catheterization (incl. Coronary Angiography)
  • Cardiac Doppler
  • Cardiac Electrophysiology
  • Cardiac Event Monitor
  • Cardiac Imaging
  • Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
  • Cardiac Myocardial Perfusion Imaging
  • Cardiovascular Stress Test
  • Cardioversion, Elective
  • Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair
  • Chest CT (incl. Heart and Lungs)
  • Coumadin® Management
  • Counterpulsation
  • Diagnostic Imaging
  • Diagnostic Ultrasound
  • Diet Counseling
  • Dobutamine Stress Echocardiography
  • Dobutamine Thallium Stress Test
  • Echocardiography
  • Electrocardiogram (EKG)
  • Exercise Counseling
  • Nuclear Stress Testing
  • Pacemaker Insertion or Replacement
  • Peripheral Artery Catheterization
  • PET Scan
  • Radiofrequency Ablation
  • Stress Echocardiogram
  • Stroke Prevention
  • Thoracentesis
  • Ultrasound
  • Ultrasound, Abdominal Aortic
  • Ultrasound, Cardiac
  • Venous Doppler (Legs and Arms)

Background Check

  • 0
    Malpractice Claims

    No malpractice history found for Florida.

    What is medical malpractice
  • 0
    Sanctions

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

    What is a sanction or disciplinary action
  • 0
    Board Actions

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

    What are board actions

Education

  • Medical School
    University Of Miami / School Of Medicine

    Graduated in 1972

  • Internship Hospital
    Metropolitan General Hospital and Va Hospital

    Completed in 1973

  • Residency Hospital
    Case Western Reserve Affliiated Hospital

    Completed in 1975

    Cleveland Va Hospital

    Completed in 1974

  • Fellowship Hospital
    University Of Florida

    Completed in 1977

Awards & Recognition

  • Awards & Honors
    • Healthgrades Honor Roll
    What is a recognized doctor
  • Media & Publications

    Dr. Klonaris has no media or publications listed.

Languages Spoken

  • English
  • Chinese
  • Spanish

Memberships &
Professional Affiliations

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

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Dr. Klonaris' experience matches your search based on the following criteria:

  • Based on total number of patients treated over the last 12 months
  • Specializes in Cardiology
  • Board certified in Cardiovascular Disease and Internal Medicine
  • No malpractice claims found
  • No sanctions found
  • No board actions found
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Why Does Experience Matter?

Even specialists specialize. One orthopedic surgeon might do nothing but hip surgeries, while another does nothing but knees. If you want the best possible care, it’s critical to match your medical need with the doctor who truly specializes in treating it.

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Patient Satisfaction Results for Dr. Klonaris

Overall Patient Satisfaction Score

Dr. Klonaris' Office & Staff

Ease of scheduling urgent appointments
Office environment, cleanliness, comfort, etc.
Staff friendliness and courteousness
Total wait time (waiting & exam rooms)
10 – 15 minutes

Experience with Dr. Klonaris

Level of trust in provider's decisions
How well provider explains medical condition(s)
How well provider listens and answers questions
Spends appropriate amount of time with patients
×

Dr. Klonaris' Care Philosophy

Dedicated to the Pinellas, Pasco and Hillsborough counties for nearly 20 years, The Heart and Vascular Institute of Florida strives to ensure patients receive considerate, respectful and compassionate care while providing a complete spectrum of cardiovascular diagnostic and therapeutic services.