If you want to talk about horses you will have his attention. If you think there is a problem with your heart forget about it. I had to see him after being admitted to a the hospital. I am in my 40’s and scared with heart disease. He couldn’t help me and told me to go back to my primary. I left sad and called another heart doctor. I saw another cardiologist and he referred me to an even more specific specialist. My afib is now gone, no thanks to T O’Neill! He was an arrogant jerk