top of page

Cardiac Interventional 

Clinical Director & Chairman of Medical Advisory Committee 

at Peninsula Heart Clinic


Peninsula Heart Clinic

University Hospitals Plymouth
Derriford Hospital
Derriford Road

About Dr Viswanathan



Dr Viswanathan was appointed a Consultant Cardiologist in 2014 and was appointed Clinical Director & Chairman of the Medical Advisory Committee of Peninsula Heart Clinic in 2019.

Dr Girish Viswanathan specialises in coronary artery disease intervention. He was appointed as a Consultant in 2014 at the South West Cardiothoracic Centre, Derriford Hospital, University Hospitals Plymouth NHS Trust (UHP), Plymouth, UK.

Dr Viswanathan graduated in 1997 from India with subsequent post-graduate training in internal medicine from Madras Medical College and Medical University in 2001.


He then joined the Manchester deanery where he underwent further medical training receiving his MRCP (UK) and higher speciality training in cardiology (CCT) from Wales in 2012. He also undertook an advanced coronary intervention fellowship at the Royal Bournemouth Hospital before being appointed at UHP.

His areas of expertise include the treatment of simple and complex coronary artery disease, coronary physiology, intra coronary imaging including IVUS and OCT, coronary chronic total occlusions, and cardiovascular risk factor management. 


He has performed over 900 coronary interventions at Derriford hospital since being appointed with nationally published lower than expected mortality rates and complications. His cases are regularly shown at international meetings to aid teaching and as examples of best practice.

Dr Viswanathan is currently the Clinical Director for Cardiology Services at UHP and steers a variety of committees including being lead for the South West Regional Cardiac Network.  He is also responsible for data quality and submissions of National audits – the cardiology department at UHP is the only centre in the South West to achieve the 72 hour target for treating patients admitted with acute coronary syndromes and continues to have the best survival figures in the whole region.

He regularly teaches medical and dental students attached to Plymouth University and supervises Cardiac Physiology students and Physician associates. He also trains junior doctors for the MRCP examinations as well as senior cardiology trainees wishing to specialise in coronary intervention.

Current position
Consultant Cardiologist & Clinical Director
South West Cardiothoracic Centre

Declaration of interests

Dr Viswanathan has declared that he does not hold a share or any financial interest in Peninsula Heart Clinic or any company owned by Regent’s Park Healthcare. This statement conforms with guidance set out by the Competition and Markets Authority.

Areas of Expertise

Coronary Intervention


Artery Stenting

Optical Coherence Tomography

Research & Articles

Consultant Cardiologist

Dr Girish Viswanathan 

Practice Location

Peninsula Heart Clinic

University Hospitals Plymouth
Derriford Hospital

Derriford Road

Tel: +(44)1752 278140


bottom of page