Jason Zelenka M.D.

Clearwater Cardiovascular Consultants

Cardiology: Congestive Heart Failure, Nuclear Cardiology, Preventive Cardiology, Stress Echocardiography, Transthoracic & Transesophageal Echocardiography

Safety Harbor, FL

Most recent review: 6 days ago New
5.0
696 Ratings
319 Comments

Dr. Jason Zelenka was born in Minnesota and raised in Upstate New York. A summa cum laude graduate of State University of New York at Albany, Dr. Zelenka received his medical degree from State University of New York College of Medicine at Syracuse. His internship and residencies were completed at Indiana University School of Medicine. Dr. Zelenka, under the tutelage of Harvey Feigenbaum, M.D., distinguished professor of medicine at Indiana University School of Medicine and recognized as “Father of Modern Echocardiography”, completed his cardiovascular fellowship at the Krannert Institute of Cardiology in Indianapolis where he served as chief cardiology fellow in 2002-2003 and completed a 7 month preceptorship in nuclear cardiology. Dr. Zelenka joined Clearwater Cardiovascular Consultants in 2003. Dr. Zelenka is a fellow of the American College of Cardiology and board certified in cardiovascular disease. He also holds credentials from the National Board of Echocardiography in adult comprehensive echocardiography. His interests include echocardiography, vascular ultrasound, nuclear cardiology, cardiac PET, and cardiac computed tomography. He is co-director of our vascular laboratories, active in our cardiac research studies, and is an Affiliate Assistant Professor at the University of South Florida College of Medicine. Dr. Zelenka is available to see patients at the Countryside office.

5.0
696 Ratings
319 Comments

Dr. Jason Zelenka was born in Minnesota and raised in Upstate New York. A summa cum laude graduate of State University of New York at Albany, Dr. Zelenka received his medical degree from State University of New York College of Medicine at Syracuse. His internship and residencies were completed at Indiana University School of Medicine. Dr. Zelenka, under the tutelage of Harvey Feigenbaum, M.D., distinguished professor of medicine at Indiana University School of Medicine and recognized as “Father of Modern Echocardiography”, completed his cardiovascular fellowship at the Krannert Institute of Cardiology in Indianapolis where he served as chief cardiology fellow in 2002-2003 and completed a 7 month preceptorship in nuclear cardiology. Dr. Zelenka joined Clearwater Cardiovascular Consultants in 2003. Dr. Zelenka is a fellow of the American College of Cardiology and board certified in cardiovascular disease. He also holds credentials from the National Board of Echocardiography in adult comprehensive echocardiography. His interests include echocardiography, vascular ultrasound, nuclear cardiology, cardiac PET, and cardiac computed tomography. He is co-director of our vascular laboratories, active in our cardiac research studies, and is an Affiliate Assistant Professor at the University of South Florida College of Medicine. Dr. Zelenka is available to see patients at the Countryside office.

The reviews listed below were collected independently of Clearwater Cardiovascular Consultants through rater8. Each review represents an authentic and verified patient experience.

Dr Zelenka takes the time to explain why a test is needed and how you are actually doing going over everything in detail

(6 days ago) Apr-2026

Thorough, kind, informative, attentive, professional, respectful. So pleased to have found Dr Zelenka for our cardiologist.

(1 week ago) Apr-2026

Takes his time to explain in detail. Very caring physician.

(1 week ago) Apr-2026

Dr Zelenka is a wonderful living example of the definition of , physician!

(1 week ago) Apr-2026

Dr. Zelenka is so supportive and kind and encouraging. He listens without just staring at his computer as so many doctors do these days. His nurse, Lannette, is funny and kind and encouraging, too. I highly recommend both of them!

(1 week ago) Apr-2026

Best doctor I've ever had. He really listens and tailors your health plan to accommodate your beliefs.

(1 week ago) Apr-2026

Amazing doctor. Has cared for me for many years. I trust his knowledge and abilities to give me the best cardiac care he can

(1 week ago) Apr-2026

Everything was prompt and on time. Dr Z moved right along but spent plenty of time answering questions and explaining everything

(2 weeks ago) Apr-2026

A Super doctor, always willing to show compassion

(2 weeks ago) Apr-2026

Best initial meeting I’ve ever had with a doc

(3 weeks ago) Apr-2026
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