I look after both inpatients and outpatients with cardiac illnesses.I perform invasive and CT angiography, pacemaker implantation, cycle and dobutamine stress echocardiography, transthoracic echocardiography and transoesophageal echocardiography.I manage all adult cardiac problems. I have a particular interest in angina, heart failure and valvular heart disease.

I perform complex echocardiography tests (dobutamine/cycle stress echocardiography, transoesophageal echocardiography) for inpatients at the Centre as well as outpatients for the whole of Essex.I also see private patients at the Nash Basildon private patient unit of the Essex Cardiothoracic Centre. I do angiography and pacemaker implantation as well as complex echocardiography.

I see private patients at The Oaks and at The Essex Cardiothoracic Centre (Orwell Suite). My practice covers the whole spectrum of cardiac problems.Please see my main website for more details (www.doctorharkness.com). You can make an appointment with my private secretary, Claire Osborne, on 01206 753248.