Dr. Donnellan holds a Bachelor of Science degree in Physiology from the University College Cork in Ireland, where he also earned his medical degree (MB, BCh, BAO). He completed an internal medicine program and cardiovascular medicine fellowship at the Cleveland Clinic Foundation, which is also where he served as a Fellow in clinical cardiac electrophysiology. Since 2022, he worked at Tulane University as a Professor of Medicine in Cardiac Electrophysiology and he is currently completing a Master’s in Business Administration at Tulane.
Dr. Donnellan holds a Bachelor of Science degree in Physiology from the University College Cork in Ireland, where he also earned his medical degree (MB, BCh, BAO). He completed an internal medicine program and cardiovascular medicine fellowship at the Cleveland Clinic Foundation, which is also where he served as a Fellow in clinical cardiac electrophysiology. Since 2022, he worked at Tulane University as a Professor of Medicine in Cardiac Electrophysiology and he is currently completing a Master’s in Business Administration at Tulane.
The reviews listed below were collected independently of Cardiovascular Institute of the South (CIS) through rater8. Each review represents an authentic and verified patient experience.
First visit. He's very kind listened to my concerns of possible upcoming surgery. Listen to my many questions.
(2 days ago)
Oct-2026
Always a great experience with Dr Donnellan and the CIS Team.
(1 week ago)
Oct-2026
Great Doctor!! Explains everything so well!!
(1 week ago)
Oct-2026
Friendly, professional and sincere
(1 week ago)
Sep-2026
Dr. Donnellan took the time to explain my options and listened to my concerns.
(1 week ago)
Sep-2026
Donnellan, the nurses and entire staff are all 5 Star. They truly do care about the health of their patients.
(2 weeks ago)
Sep-2026
He is a awesome doctor.
(2 weeks ago)
Sep-2026
My favorite Doctor!!
(2 weeks ago)
Sep-2026
Came in the exam room with a smilie and proceeded to tell me what was going on with my and what needed to be done
Dr. Eoin Donnellan is an electrophysiologist at Cardiovascular Institute of the South (CIS) in Lafayette.
Dr. Donnellan holds a Bachelor of Science degree in Physiology from the University College Cork in Ireland, where he also earned his medical degree (MB, BCh, BAO). He completed an internal medicine program and cardiovascular medicine fellowship at the Cleveland Clinic Foundation, which is also where he served as a Fellow in clinical cardiac electrophysiology. Since 2022, he worked at Tulane University as a Professor of Medicine in Cardiac Electrophysiology and he is currently completing a Master’s in Business Administration at Tulane.
Dr. Donnellan is board certified in internal medicine, cardiovascular medicine and cardiac electrophysiology. He has earned multiple research awards and has published over 150 manuscripts, abstracts and presentations during his career, demonstrating his passion for knowledge and learning.
See other doctors in Cardiovascular Institute of the South (CIS)
First visit. He's very kind listened to my concerns of possible upcoming surgery. Listen to my many questions.
Always a great experience with Dr Donnellan and the CIS Team.
Great Doctor!! Explains everything so well!!
Friendly, professional and sincere
Dr. Donnellan took the time to explain my options and listened to my concerns.
Donnellan, the nurses and entire staff are all 5 Star. They truly do care about the health of their patients.
He is a awesome doctor.
My favorite Doctor!!
Came in the exam room with a smilie and proceeded to tell me what was going on with my and what needed to be done
Excellent physician.