of
DC

Dennis Cassidy, MD

Dr. Cassidy is a cardiologist in the Saint Petersburg area. He is affiliated with Northside Hospital and 4 more hospitals.
Get directions
Opens Google Maps in another tab

Conditions treated

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

Top 25%
424 doctors
Top 15%
424 doctors
Top 5%
211 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%
301 doctors
Top 15%
300 doctors
Top 5%
150 doctors
Dr. Cassidy saw more heart disease patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

Related services provided

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

Related services provided

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

Related services provided

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

Related services provided

Top 25%
49 doctors
Top 15%
50 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.

Related services provided

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

Related services provided

Top 25%
231 doctors
Top 15%
230 doctors
Top 5%
115 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.

Related services provided

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

Related services provided

Top 25%
40 doctors
Top 15%
40 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.

Related services provided

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

Related services provided

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

Related services provided

Top 25%
198 doctors
Top 15%
198 doctors
Top 5%
98 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%
104 doctors
Top 15%
104 doctors
Top 5%
52 doctors
Dr. Cassidy saw more cardiomyopathy patients than 95% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

Related services provided

Top 25%
254 doctors
Top 15%
255 doctors
Top 5%
127 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.

Related services provided

Top 25%
61 doctors
Top 15%
61 doctors
Top 5%
30 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%
433 doctors
Top 15%
434 doctors
Top 5%
216 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.

Related services provided

Top 25%
189 doctors
Top 15%
190 doctors
Top 5%
94 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.

Related services provided

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

Related services provided

Top 25%
338 doctors
Top 15%
338 doctors
Top 5%
168 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%
134 doctors
Top 15%
134 doctors
Top 5%
67 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%
135 doctors
Top 15%
135 doctors
Top 5%
67 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%
58 doctors
Top 5%
29 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%
147 doctors
Top 15%
146 doctors
Top 5%
73 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%
173 doctors
Top 15%
172 doctors
Top 5%
86 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%
262 doctors
Top 15%
262 doctors
Top 5%
130 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%
84 doctors
Top 15%
84 doctors
Top 5%
41 doctors
Dr. Cassidy saw more pulmonary hypertension patients than 75% of similar doctors in the Tampa Bay area in 2014–2018. Learn more.

Related services provided

Top 25%
198 doctors
Top 15%
197 doctors
Top 5%
98 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%
378 doctors
Top 15%
378 doctors
Top 5%
188 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.

Related services provided

Locations

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

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

Reviews

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

Hospital affiliations

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

  • Northside Hospital
    B
    Hospital safety grade (Fall 2018)
  • Palms of Pasadena Hospital
    C
    Hospital safety grade (Fall 2018)
  • St Anthonys Hospital
    C
    Hospital safety grade (Fall 2018)
  • St Petersburg General Hospital
    C
    Hospital safety grade (Fall 2018)
  • Bayfront Health-St Petersburg
    D
    Hospital safety grade (Fall 2018)

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