Private cardiologist in Hampshire, Basingstoke and Winchester

Private assessment for chest pain, palpitations, breathlessness and heart rhythm concerns

Consultant cardiologist Dr Mark Cassar provides clear, evidence-based assessment with access to ECG, echocardiography and advanced cardiac imaging where clinically appropriate.
NHS consultant cardiologist · PhD (Oxford) · triple-accredited cardiac imaging specialist

Dr Mark Cassar provides private cardiology consultations for adults with chest pain or angina symptoms, palpitations, atrial fibrillation, breathlessness, heart murmurs, high blood pressure, high cholesterol and other heart concerns. Appointments are available at Candover Clinic, The Hampshire Clinic and The Berkshire Clinic.

No GP referral is usually required. Routine appointments are typically available within 1–2 weeks, with urgent concerns accommodated sooner where clinic capacity allows.

Dr Mark Cassar, Consultant Cardiologist in Hampshire

Specialist cardiology care with advanced imaging expertise

Consultant cardiologist
NHS consultant in Hampshire, seeing private patients at established clinics in Basingstoke, Winchester and Reading.

Advanced cardiac imaging
Triple Level 3 expertise across echocardiography, cardiac CT and cardiac MRI, supporting accurate diagnosis and clear treatment planning.

Academic and professional background
PhD (Oxford), peer-reviewed publications, examiner responsibilities and national/international society roles.

Private cardiology services

Detailed assessment for new symptoms, second opinions, ongoing heart condition management and pre-operative cardiac assessment.

Assessment of palpitations, atrial fibrillation and rhythm concerns, with ECG and ambulatory monitoring arranged where appropriate.

Heart ultrasound assessment for murmurs, valve disease, breathlessness, heart function and structural heart concerns.

Access to advanced cardiac imaging pathways where clinically appropriate, with specialist interpretation and clear explanation.

Evidence-based assessment of blood pressure, cholesterol, cardiovascular risk and prevention options.

Second opinions and follow-up

Clear explanations, written recommendations, GP communication and follow-up when ongoing care is needed.

Why patients choose Dr Cassar

Dr Cassar combines consultant-level general cardiology with particular expertise in cardiac imaging. Patients are assessed carefully, findings are explained in clear language, and recommendations are communicated back to the GP with the patient’s consent.


  • Advanced imaging perspective: echocardiography, cardiac CT and cardiac MRI expertise can help decide which test is most appropriate, and how results should be interpreted.
  • Local private access: appointments in Basingstoke, Winchester and Reading, with routine appointments typically available within 1–2 weeks.
  • Clear, evidence-based advice: recommendations are practical, proportionate and tailored to the patient’s symptoms, risk factors and preferences.

What happens at your first consultation

  • Detailed discussion of symptoms, medical history and current medication
  • Cardiovascular examination and ECG where appropriate
  • Clear explanation of likely causes and recommended next steps
  • Discussion of further tests such as echocardiography, rhythm monitoring, cardiac CT or cardiac MRI where needed
  • Written report to your GP, with your permission

Ready to book a private cardiology consultation?