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.
Thanks John your awesome!
(5 days ago)
Jan-2026
Straight ahead useful and common sense approach. Great doctor.
(1 week ago)
Jan-2026
He is the Best provider he is on top of everything. Best manors too so kind. Very knowledgeable so blessed that he’s my Dr.
(1 week ago)
Jan-2026
I very appreciate Dr. "T".
(1 week ago)
Jan-2026
Very nice, knowledgeable & professional
(1 month ago)
Dec-2025
Everything seems to be going along pretty good so far as this was my second appointment. Doctor Tsakonas seems to be pretty patient and listens.
(1 month ago)
Dec-2025
Excellent caring dr
(1 month ago)
Nov-2025
Took his time, was very thorough and totally professional.
(2 months ago)
Nov-2025
Excellent
(2 months 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.
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.
Thanks John your awesome!
Straight ahead useful and common sense approach. Great doctor.
He is the Best provider he is on top of everything. Best manors too so kind. Very knowledgeable so blessed that he’s my Dr.
I very appreciate Dr. "T".
Very nice, knowledgeable & professional
Everything seems to be going along pretty good so far as this was my second appointment. Doctor Tsakonas seems to be pretty patient and listens.
Excellent caring dr
Took his time, was very thorough and totally professional.
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.