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Dennis Cassidy, MD

Dr. Cassidy is a cardiologist in the Saint Petersburg area. He is affiliated with Palms of Pasadena Hospital and 4 more hospitals.
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Conditions treated

Tap to see related services for each condition and more details about our calculations.

Top 25%
410 doctors
Top 15%
409 doctors
Top 5%
204 doctors
Dr. Cassidy saw more cardiovascular disease (CVD) patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

Related services provided

Top 25%
289 doctors
Top 15%
289 doctors
Top 5%
144 doctors
Dr. Cassidy saw more heart disease patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
213 doctors
Top 15%
212 doctors
Top 5%
106 doctors
Dr. Cassidy saw more atrial fibrillation (Afib) patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
397 doctors
Top 15%
396 doctors
Top 5%
198 doctors
Dr. Cassidy saw more vascular disease patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
137 doctors
Top 15%
136 doctors
Top 5%
68 doctors
Dr. Cassidy saw more irregular heartbeat patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
48 doctors
Top 15%
48 doctors
Top 5%
24 doctors
Dr. Cassidy saw more heart block patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
32 doctors
Top 15%
32 doctors
Top 5%
15 doctors
Dr. Cassidy saw more AV block patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
220 doctors
Top 15%
221 doctors
Top 5%
110 doctors
Dr. Cassidy saw more coronary artery disease (CAD) patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
156 doctors
Top 15%
156 doctors
Top 5%
78 doctors
Dr. Cassidy saw more fainting patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
164 doctors
Top 15%
164 doctors
Top 5%
81 doctors
Dr. Cassidy saw more heart valve condition patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
39 doctors
Top 15%
38 doctors
Top 5%
19 doctors
Dr. Cassidy saw more atrial flutter patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
257 doctors
Top 15%
258 doctors
Top 5%
128 doctors
Dr. Cassidy saw more high cholesterol patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
6 doctors
Top 15%
6 doctors
Top 5%
2 doctors
Dr. Cassidy saw more Long QT syndrome patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.
Top 25%
192 doctors
Top 15%
192 doctors
Top 5%
96 doctors
Dr. Cassidy saw more heart failure patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

Related services provided

Top 25%
101 doctors
Top 15%
101 doctors
Top 5%
50 doctors
Dr. Cassidy saw more cardiomyopathy patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
248 doctors
Top 15%
247 doctors
Top 5%
123 doctors
Dr. Cassidy saw more peripheral vascular disease (PVD) patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
59 doctors
Top 15%
59 doctors
Top 5%
29 doctors
Dr. Cassidy saw alcoholism patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
418 doctors
Top 15%
418 doctors
Top 5%
208 doctors
Dr. Cassidy saw pain patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.

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Top 25%
185 doctors
Top 15%
184 doctors
Top 5%
92 doctors
Dr. Cassidy saw more congestive heart failure (CHF) patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
198 doctors
Top 15%
198 doctors
Top 5%
98 doctors
Dr. Cassidy saw more cerebrovascular disease patients than 85% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
325 doctors
Top 15%
325 doctors
Top 5%
162 doctors
Dr. Cassidy saw lung condition patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
130 doctors
Top 15%
131 doctors
Top 5%
65 doctors
Dr. Cassidy saw dementia patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
132 doctors
Top 15%
131 doctors
Top 5%
65 doctors
Dr. Cassidy saw obstructive sleep apnea (OSA) patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
58 doctors
Top 15%
57 doctors
Top 5%
28 doctors
Dr. Cassidy saw clotting disorders patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
142 doctors
Top 15%
141 doctors
Top 5%
70 doctors
Dr. Cassidy saw chronic bronchitis patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
168 doctors
Top 15%
168 doctors
Top 5%
84 doctors
Dr. Cassidy saw more sleep apnea patients than 75% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.
Top 25%
252 doctors
Top 15%
252 doctors
Top 5%
126 doctors
Dr. Cassidy saw anxiety patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.

Related services provided

Top 25%
81 doctors
Top 15%
82 doctors
Top 5%
40 doctors
Dr. Cassidy saw more pulmonary hypertension patients than 75% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

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Top 25%
191 doctors
Top 15%
191 doctors
Top 5%
95 doctors
Dr. Cassidy saw pneumonia patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.
Top 25%
365 doctors
Top 15%
365 doctors
Top 5%
182 doctors
Dr. Cassidy saw diabetes patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Tampa Bay area. Learn more.

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Locations

Dr. Cassidy sees patients and can be reached at the following location.

Northside Imaging
6006 49th St N
Saint Petersburg, FL 33709
1,197 miles away
  • Spanish

Reviews

Credentials
  • Memorial University of Newfoundland Faculty of Medicine
    MEDICAL EDUCATION, 1978
  • University of Pennsylvania Health System Program
    RESIDENCY

Specializations

    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Clinical Cardiac Electrophysiology
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Cardiovascular Disease
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Interventional Cardiology

Hospital affiliations

Dr. Cassidy is able to admit and treat patients at the following hospitals.

  • Palms of Pasadena Hospital
    B
    Hospital safety grade (Spring 2019)
  • Northside Hospital and Tampa Bay Heart Institute
    C
    Hospital safety grade (Spring 2019)
  • St Anthonys Hospital
    C
    Hospital safety grade (Spring 2019)
  • St Petersburg General Hospital
    C
    Hospital safety grade (Spring 2019)
  • Bayfront Health - St Petersburg
    D
    Hospital safety grade (Spring 2019)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Anthem
  • Arise Health Plan
  • Arkansas Blue Cross and Blue Shield
  • Assurant Health
  • AvMed
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Blue Cross and Blue Shield of Alabama
  • Blue Cross and Blue Shield of Florida
  • Blue Cross and Blue Shield of Illinois
  • Blue Cross and Blue Shield of Kansas
  • Blue Cross and Blue Shield of Kansas City
  • Blue Cross and Blue Shield of Louisiana
  • Blue Cross and Blue Shield of Minnesota
  • Blue Cross and Blue Shield of Mississippi
  • Blue Cross and Blue Shield of Montana
  • Blue Cross and Blue Shield of Nebraska
  • Blue Cross and Blue Shield of New Mexico
  • Blue Cross and Blue Shield of North Dakota
  • Blue Cross and Blue Shield of Oklahoma
  • Blue Cross and Blue Shield of Rhode Island
  • Blue Cross and Blue Shield of Texas
  • Blue Cross and Blue Shield of Vermont
  • Blue Cross and Blue Shield of Wyoming
  • Blue Cross of Idaho
  • Blue Shield of California
  • BlueCross BlueShield of South Carolina
  • BlueCross BlueShield of Tennessee
  • Capital District Physicians Health Plan
  • CareFirst BlueCross BlueShield
  • Cigna
  • CommunityCare
  • CoreSource
  • Coventry Health Care
  • Cross and Blue Shield of North Carolina
  • Dean Health Plan
  • EmblemHealth
  • Fallon Health
  • Group Health Cooperative
  • Harvard Pilgrim Health Care
  • Health Alliance
  • Health First
  • Health Net
  • Health New England
  • HealthCare Partners
  • HealthPartners
  • HealthPlus
  • HealthSCOPE Benefits
  • HealthSmart
  • Highmark Blue Cross Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Independence Blue Cross AmeriHealth
  • Independent Health
  • MVP Health Care
  • Magellan Health
  • MagnaCare
  • Medica
  • Medical Mutual of Ohio
  • Medicare
  • Meritain Health
  • Moda Health
  • MultiPlan
  • Network Health Plan
  • Ohio PPO Connect
  • Optima Health
  • Paramount
  • Pomco
  • PreferredOne
  • Premera Blue Cross
  • Priority Health
  • Providence Health Plan
  • Regence Blue Cross Blue Shield
  • Security Health Plan
  • SummaCare
  • TRICARE
  • The Health Plan
  • Tufts Health Plan
  • UPMC Health Plan
  • United Healthcare
  • ValueOptions
  • WPS Health Insurance
  • WellMed Medical Management
  • Wellmark Blue Cross and Blue Shield