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.
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.

I highly recommend Dr. Donnellan. He shows that he cares for you. He's a good Doctor 👍
Blessed to be come a new member of his thanks for everything you did for me.God bless you and your staff 🙏🙏🙏
Very patient and takes all the time I needed to answer any and all of my questions.
Excellent , very knowledgeable physician. Communication is on point. He is the Best
Very astout and knowledgeable. Listens attentively and gives excellent insights and advice to the perception of the condition and treatments
Excellent
My family has mentioned you and your staff for your immediate response to his desperate need during the time of his death. God, of course, had other plans for him. Thank you and pass on to your staff
Dr. Donnellan is primarily concerned for his patients.
Thank Dr. Donnellan for taking such amazing care of my mom!
Was very pleasant and understood everything he explained.