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Dr. Dennis Cassidy, MD
Clinical Cardiac Electrophysiology* Age 74
Dr. Dennis Cassidy, MD
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Dr. Dennis Cassidy, MD is a Clinical Cardiac Electrophysiologist in Saint Petersburg, FL.
Dr. Dennis Cassidy, MD
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Dr. Dennis Cassidy, MD

Clinical Cardiac Electrophysiology* Age 74
Saint Petersburg, FL
Accepting new patients
48 years of experience
Dr. Dennis Cassidy, MD is a Clinical Cardiac Electrophysiologist in Saint Petersburg, FL.
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About

Dr. Cassidy graduated from Memorial University Of Newfoundland Faculty Of Medicine in 1978 and completed a residency at Memorial Hospital. Dr. Dennis Cassidy, MD is a Clinical Cardiac Electrophysiologist in Saint Petersburg, FL and has 48 years experience. Dr. Cassidy currently practices at Practice and is affiliated with Orlando Health Bayfront Hospital. Dr. Cassidy has experience treating conditions like Orthostatic Hypotension, Ventricular Tachycardia (VT), Paroxysmal Atrial Fibrillation, Hypotension, Atrial Flutter and Typical Atrial Flutter among other conditions at varying frequencies. Dr. Cassidy's office accepts new patients. Dr. Cassidy also speaks Spanish. Dr. Cassidy is board certified in Cardiovascular Disease and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Orthostatic Hypotension
Ventricular Tachycardia (VT)
Paroxysmal Atrial Fibrillation
Ventricular Tachycardia (VT)
Paroxysmal Atrial Fibrillation
Orthostatic Hypotension
Ventricular Tachycardia (VT)
Paroxysmal Atrial Fibrillation
Hypotension
Atrial Flutter
Typical Atrial Flutter
Hypotension (Excluding Maternal)
Patent Foramen Ovale (PFO)
Cardiomyopathy, Dilated
Mitral Valve Regurgitation
Syncope
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Sick Sinus Syndrome
Supraventricular Tachycardia
Atrial Septal Defect
Atrial Fibrillation
Electrocardiogram (EKG)
Vascular Duplex Ultrasonography and Plethysmography
Tilt_Testing
Cardiomyopathy
Hypertension
Third Degree Heart Block
Mitral Valve Disease
Cardiac Ultrasound
Sinus Bradycardia
Aortic Valve Regurgitation
Cardioversion, Elective
Heart Disease
Hypokalemia
First Degree Heart Block
Heart Valve Disorders
Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair
Sinus Tachycardia
Cardiomyopathy, Hypertrophic
Hyperlipidemia
Aortic Stenosis
Automatic Implantable Cardioverter Defibrillator (ICD) Implantation
Type 2 Heart Block - Mobitz
Lipid Disorders
Coronary Artery Disease (CAD)
Second Degree Heart Block
Aortic Valve Disease
Angina
  • View other providers who treat Angina
Atherosclerosis
Atypical Atrial Flutter
Mitral Valve Prolapse
Peripheral Vascular Disease (PAD, PVD)
Heart Palpitations
Peripheral Edema
Carotid Artery Disease
Chest Pain
Heart Attack (Acute Myocardial Infarction)
Nonrheumatic Tricuspid Disease
Long QT Syndrome
Acute Congestive Heart Failure
Acute Coronary Syndrome
Acute Deep Vein Thrombosis (DVT)
Acute Endocarditis
Acute Venous Embolism Thrombosis
Aneurysm
  • View other providers who treat Aneurysm
Aortic Aneurysm
Aortic Dissection
Aortic Ectasia
Atherosclerosis of Aorta
Autonomic Disorders
Autonomic Dysreflexia
Cardiomegaly
Chronic Congestive Heart Failure
Chronic Deep Vein Thrombosis (DVT)
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Chronic Venous Embolism Thrombosis
Coarctation of the Aorta
Congenital Aortic Valve Disorders
Congenital Heart Defects
Congenital Heart Disease
Congestive Heart Failure
Coronary Vessel Malformation
Deep Vein Thrombosis (DVT)
Endocarditis
Heart Attack (STEMI)
Heart Murmur
Hyperkalemia
Hypertensive Chronic Kidney Disease
Hypertensive Encephalopathy
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart Disease
Hypertensive Heart with Failure
Hypertensive Heart without Failure
Infective Endocarditis
Limb Swelling
Limb Swelling Caused by Fluid Overload
Long COVID Disorder
Mitral and Aortic Valve Disorder
Mitral Valve Stenosis
Nonrheumatic Mitral Stenosis
Palpitations
Pericardial Disease
Pericarditis
Peripartum Cardiomyopathy
Peripheral Arterial Disease of Extremities
Postural Orthostatic Tachycardia Syndrome
Primary Pulmonary Hypertension
Prinzmetal Angina
Pulmonary Disease
Pulmonary Edema
Pulmonary Hypertension
Pulmonary Valve Disease
Rheumatic Aortic Valve Disorders
Rheumatic Tricuspid Disease
Septal Defect
Subacute Endocarditis
Systolic Heart Failure
Thrombosis
Tricuspid Valve Disease
Unstable Angina
Vascular Disease
Ventricular Fibrillation
Wolff-Parkinson-White Pattern
Arrhythmia Screening
Cardiac Catheterization (incl. Coronary Angiography)
Cardiac Electrophysiology
Cardiac Imaging
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardiac Myocardial Perfusion Imaging
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Carotid Ultrasound
Chest CT (incl. Heart and Lungs)
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Coronary Angioplasty, Atherectomy and Stent
Dobutamine Stress Echocardiography
Dobutamine Thallium Stress Test
Electrophysiological Study
Heart Surgery
HeartAware Online Risk Screening
Insertion of Epicardial Lead for Pacemaker or Cardioverter and Defibrillator
Insertion of Left Ventricular Lead for Pacemaker or Cardioverter and Defibrillator
Nuclear Stress Testing
Pacemaker Insertion or Replacement
Peripheral Arterial Disease Screening (PAD)
Peripheral Artery Catheterization
Pharmacologic Nuclear Stress Test
Pharmacologic Stress Test, Adenosine
Removal or Revision of Pacemaker or Cardioverter and-or Defibrillator
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Thoracentesis
Tilt Table Testing
Treadmill Stress Test
Ultrasound, Cardiac
Vascular Surgical Procedure

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • National (BlueCard) PPO
  • First Health (Coventry Health Care)
  • Curative PPO Plus
    Curative PPO
    Curative EPO
  • United Healthcare
  • Coventry Health Care
  • Cigna
  • Blue Cross and Blue Shield
  • WellCare
  • MultiPlan PPO
  • Humana
  • Aetna

Locations

  1. 1 Orlando Health Cancer Institute-St. Petersburg
    601 7th St S Ste 205, Saint Petersburg, FL 33701

Patient Satisfaction

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Dr. Cassidy's Office & Staff

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Experience with Dr. Cassidy

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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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About Me

Languages Spoken
Spanish
Languages Spoken
Specialties*
Cardiology
Interventional Cardiology
Clinical Cardiac Electrophysiology
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.
Common Questions and Answers
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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. Dennis Cassidy, MD. To arrange an appointment, call the number on Dr. Cassidy's profile.

Dr. Cassidy frequently treats the following conditions: Orthostatic Hypotension, Ventricular Tachycardia (VT), Paroxysmal Atrial Fibrillation, Hypotension, Atrial Flutter and Typical Atrial Flutter. See more on Sharecare.

Dr. Dennis Cassidy, MD is affiliated with Orlando Health Bayfront Hospital.

Yes, Dr. Dennis Cassidy, MD holds board certification in Cardiovascular Disease, Clinical Cardiac Electrophysiology and Internal Medicine.

Education
Medical Education
  • Memorial University Of Newfoundland Faculty Of Medicine
    1978
Medical Education
Board Certifications
  • Cardiovascular Disease, Clinical Cardiac Electrophysiology and Internal Medicine
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.
Internship
  • Memorial University
    1979
Internship
Residency Hospital
  • Memorial Hospital
    1982
Residency Hospital
Fellowship Hospital
  • Hospital of The University of Pennsylvania
    1985
Fellowship Hospital

Hospital Affiliations

  • Orlando Health Bayfront Hospital

    701 6th St S, Saint Petersburg, FL

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