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Eoin Donnellan, MD
Cardiovascular Institute of the South (CIS)
Cardiology
Lafayette, LA
Most recent review: Sep 25, 2025
New
5.0
264 Ratings
114 Comments
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.
5.0
264 Ratings
114 Comments
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.
Recent activity this week!
Most recent review: 2 days ago
• 114 total reviews
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.
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441 Heymann Boulevard
Lafayette, LA 70503
Lafayette, LA 70503
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2730 Ambassador Caffery Pkwy
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Lafayette - University Hospital & Clinics
2390 West Congress Street
Lafayette, LA 70506
Lafayette, LA 70506
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.
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Professionalism, knowledge, and concern at its best. Took time to explain in terms that were understandable, answered all questions in a very patient manner and was very pleasant to talk with. Highly recommended.
Very professional
Someone whom you can wholeheartedly trust to do what’s best for YOU!
He was attentive to my predicament and to my many questions. After this initial consultation I trust him with my cardiac care. So grateful to have found Dr Donnellan and the whole CIS team.
He is very attentive & takes care of patient needs in a timely manner.
Very professional and listens to you.
Professional kind and courteous- took time to explain all and provide take home information for mother.
The BEST 100%
Always excellent care and listens to my information. Very reassuring to have my care in his hands.
Dr Donnellan is an AMAZING DR!