Dr. John S. Tsakonas, M.D., a graduate of the School of Engineering of Columbia University in New York, received his medical education from the State University of New York at Syracuse. He completed his internal medicine and cardiology training at the George Washington University Hospital, Washington, D.C.
Dr. Tsakonas is certified by the National Board of Medical Examiners, the American Board of Internal Medicine and the Subspecialty Boards of Cardiovascular Disease and cardiac CT angiography.
Dr. John S. Tsakonas, M.D., a graduate of the School of Engineering of Columbia University in New York, received his medical education from the State University of New York at Syracuse. He completed his internal medicine and cardiology training at the George Washington University Hospital, Washington, D.C.
Dr. Tsakonas is certified by the National Board of Medical Examiners, the American Board of Internal Medicine and the Subspecialty Boards of Cardiovascular Disease and cardiac CT angiography.
The reviews listed below were collected independently of Cardiovascular Consultants through rater8. Each review represents an authentic and verified patient experience.
Excellent
(5 days ago)
Nov-2025
He is very thorough and caring. I feel I'm in good hands. His office staff is also thorough and caring. I'm glad I found him.
(2 weeks ago)
Nov-2025
Good Doc!
(2 weeks ago)
Oct-2025
I appreciated their attention to my concerns. Thankful for the cardiac observations and consultation. Next is stress echo.
(1 month ago)
Oct-2025
Skilled, knowledgeable, kind.
(1 month ago)
Oct-2025
Personable, great bedside manner, very thorough. Staff friendly, on time and efficient.
(1 month ago)
Sep-2025
He takes the time listen, clarify questions and .midigates concerns.
(2 months ago)
Sep-2025
I very highly recommend Doctor Tsakonas, he always care about my health, I am very blessed to have him as a my cardiologist. 🙏🏼🙏🏼🙏🏼🙏🏼
(2 months ago)
Sep-2025
Had to wait for almost 30 minutes for dr after my examinations Otherwise all was great
Dr. John S. Tsakonas, M.D., a graduate of the School of Engineering of Columbia University in New York, received his medical education from the State University of New York at Syracuse. He completed his internal medicine and cardiology training at the George Washington University Hospital, Washington, D.C.
He remained at George Washington as a Clinical Instructor of Medicine completing an extra year of invasive and interventional cardiology. Dr. Tsakonas is an Assistant Clinical Professor at UCLA, and is a member of the Attending Clinical Faculty in Cardiac Catheterization and Intervention at the Wadsworth VA Hospital in Los Angeles.
Dr. Tsakonas is certified by the National Board of Medical Examiners, the American Board of Internal Medicine and the Subspecialty Boards of Cardiovascular Disease and cardiac CT angiography. He is also a Fellow of the American College of Cardiology and Fellow of the Society of Cardiac CT.
Excellent
He is very thorough and caring. I feel I'm in good hands. His office staff is also thorough and caring. I'm glad I found him.
Good Doc!
I appreciated their attention to my concerns. Thankful for the cardiac observations and consultation. Next is stress echo.
Skilled, knowledgeable, kind.
Personable, great bedside manner, very thorough. Staff friendly, on time and efficient.
He takes the time listen, clarify questions and .midigates concerns.
I very highly recommend Doctor Tsakonas, he always care about my health, I am very blessed to have him as a my cardiologist. 🙏🏼🙏🏼🙏🏼🙏🏼
Had to wait for almost 30 minutes for dr after my examinations Otherwise all was great
We are very fortunate to be his patient.