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Dr Niall KeenanCardiology in Bushey
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Dr Niall Keenan

Cardiology in Bushey

MA(Oxon) BM BCh MD(Res) FRCP FSCMR
GMC: 06030047

5.012reviewsReview

Expert in:
Chest pain
Shortness of breath
Hypertension (high blood pressure)
Heart murmur
Palpitations
Atrial Fibrillation
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Professional statement

Dr Niall Keenan is a leading and widely revered consultant cardiologist practising in both Bushey and London. With over 20 years of experience in a full range of cardiological issues, Dr Keenan’s specialities are in heart failure, valvular heart disease, and cardiac imaging, such as echocardiography, cardiac CT, and cardiac MRI.  

Following his graduation from Oxford University in 2001, Dr Keenan undertook extensive training in cardiology, carrying out cardiac MRI training and research, cardiac CT training, and heart failure training in esteemed hospitals across London. He completed training in echocardiography in both London and Paris. He is accredited in CMR (cardiovascular magnetic resonance imaging), cardiac CT, cardiovascular imaging, transthoracic echocardiogram (TTE), and trans-oesophageal echocardiogram (TOE or echo). 

Since 2014, Dr Keenan has held the position of consultant cardiologist at West Herts NHS Trust, where he is also the clinical director for interventional medicine. He has also previously held the position of training lead for cardiology at West Herts NHS Trust. Additionally, he is an honorary consultant cardiologist at Hammersmith Hospital. Dr Keenan advocates a holistic and caring approach in the treatment of his patients, focusing on their individual concerns and needs. He ensures his patients have the opportunity to be a part of the decision-making process.  

Outside of his clinical work, Dr Keenan actively pursues an interest in research, mainly focusing on cardiac MRI. He is an honorary clinical senior lecturer at the Institute of Clinical Sciences, Imperial College London. His research has been published in numerous journals; a full list can be found here. He has also reviewed for international journals such as the Journal of Cardiovascular Magnetic Resonance (JCMR) and the Journal of Magnetic Resonance Imaging (JMRI).  

In 2018, he was elected to the board of the British Society for CMR. He was the lead in conducting a nationwide survey on CMR units and was the lead author of the national standard document on CRM to standardise and reduce the variation in CMR across the UK. In 2020, he was invited to join the Scientific Documents (Guidelines) Committee of the European Association of Cardiovascular Imaging (EACVI). In 2022, Dr Keenan was elected treasurer of the British Society of Cardiovascular Magnetic Resonance (BSCMR).

Clinics

Spire Bushey Hospital
  • Spire Bushey Hospital profile image

    Spire Bushey Hospital

    Bushey, Heathbourne Rd, Watford, WD23 1RD

    Medical insurances accepted

    I'm paying for myself
    Bupa
    AXA
    AVIVA
    Cigna
    WPA
    Simply Health
    Allianz

Credentials

Professional experience

  • 25 years of experience
  • Consultant Cardiologist, Spire Bushey Hospital
  • Consultant Cardiologist, West Hertfordshire NHS Trust (2014-present)
  • Divisional Director for Medicine, West Hertfordshire Teaching Hospitals NHS Trust
  • Clinical Advisory Group Chair for Virtual Wards, UEC Improvement Team, NHS England, East of England Region
  • Associate Medical Director for Quality and Innovation, West Hertfordshire Teaching Hospitals NHS Trust 2022 - 2024
View more

Subspecialties

  • Advanced Imaging
  • Atrial fibrillation
  • Breathlessness
  • Cardiac CT
  • Cardiac MRI
  • Cardiac imaging
  • Cardiomyopathy
  • Chest pain
  • Coronary artery disease
  • Echocardiography
  • General cardiology
  • Heart failure
  • Heart failure management
  • Heart murmur
  • Hypertension
  • Myocardial infarction
  • Palpitations
  • Palpitations and arrhythmias
  • Stress echocardiography
  • TOE (trans-oesophageal echocardiography)
  • Valvular heart disease
View more

Professional memberships

  • Fellow of the European Society of Cardiology
  • Fellow of the Royal College of Physicians
  • Fellow of the Society of Cardiac MRI
  • Member of the British Cardiac Society
  • Member of the British Society of Cardiac MRI
  • Member of the British Society of Cardiovascular Imaging
  • Member of the British Society of Echocardiography
View more

Education

  • BA(Hons), Physiology, Oxford University (1998)
  • BM BCh, Bachelor of Medicine, Bachelor of Surgery, Oxford University (2001)
  • MRCP, Membership to the Royal College of Physicians (2004)
  • MD, Doctor of Medicine, Imperial College London (2010) 
  • MA, Physiology, Oxford University (2011) 
  • FESC, Fellowship to the European Society of Cardiology (2015)
  • FRCP, Fellowship to the Royal College of Physicians (2019) 
  • FSCMR, Fellowship to the Society for Cardiovascular Magnetic Resonance (2018)
View more

Teaching posts

  • Honorary Clinical Senior Lecturer, Imperial College London 

Positions in organisations

  • Board Member of the British Society of CMR (BSCMR) (2018-)
  • President Elect, British Society of CMR (BSCMR)
  • Scientific Documents (Guidelines) Committee, European Association for Cardiovascular Imaging (EACVI) 2020 - date
View more

Publications and conferences

  • Dr Keenan's publications can be found on publons
  • Dr Keenan's publications can be found on ResearchGate

Languages spoken

  • English
  • French
Registration number: 06030047

Reviews

All reviews are from real patients and have been verified by our Customer Service department to ensure they meet our guidelines. Rules of the service

12 reviews

5.0

Review this doctor
  • Would you recommend this doctor?
  • Treatment of the doctor
  • Treatment of the staff
  • Waiting time
  • Condition of facilities
  • 8 February 2025

    L.M.

    Verified patient
  • 4 February 2025

    J.M.

    Verified patient
  • Very happy seeing Dr Keenan
    2 October 2024

    S.S.

    Verified patient
  • Although I amended details on line beforehand the form I was given at my appointment had not been updated
    28 October 2023

    L.H.

    Verified patient
  • Very happy with the care I have received. Excellent service.
    3 August 2023

    B.C.

    Verified patient
  • Excellent knowledge of his subject, frankness, care and friendly approach!
    11 March 2023

    B.P.

    Verified patient
  • The discussion during the appointment was very pleasant. I left feeling reassured.
    24 February 2023

    T.D.

    Verified patient
  • A very professional appointment with clear explanation and good advice provided
    25 January 2023

    S.B.

    Verified patient
  • Very friendly and easy to talk to, excellent treatment which resolved my issues
    18 January 2023

    D.B.

    Verified patient
  • I would totally recommed .
    5 October 2022

    R.L.

    Verified patient
View all reviews

Treatments

The doctor is expert in

Atrial Fibrillation

Chest pain

Heart murmur

Hypertension (high blood pressure)

Palpitations

Shortness of breath

The doctor also specialises in:

Abnormal chest X-ray

Ambulatory ECG monitoring

Ambulatory blood pressure monitoring

Angina

Angiography

Anxiety

Aortic stenosis

Arrhythmia

Atherosclerosis

Atrial fibrillation ablation

Frequently Asked Questions

What is Dr Niall Keenan's specialty?

Dr Niall Keenan is a consultant specialising in Cardiology, with extensive experience in assessing and treating patients within this field.

Which conditions and treatments does Dr Niall Keenan specialise in?

Dr Niall Keenan is a cardiologist who provides assessment and treatment for Heart murmur, Palpitations, Chest pain, Hypertension (high blood pressure), Atrial Fibrillation and Shortness of breath. During your consultation, you will be informed of the most suitable options following a personalised evaluation.

How many years of experience does Dr Niall Keenan have?

Dr Niall Keenan has 25 years of professional experience as a consultant cardiologist, providing specialist assessment and treatment in this medical field.

What do patients say about Dr Niall Keenan?

Patients give a rating of 5.0 out of 5 to Dr Niall Keenan, a score considered excellent. This average is based on 12 verified patient reviews, reflecting the experience of those who have attended an appointment.

Are Dr Niall Keenan's reviews verified?

Yes. All Dr Niall Keenan's reviews come from verified patients who have attended either an in-person or an e-Consultation appointment. We use a system that ensures authenticity and prevents fake reviews. Some profiles may also display reviews from other platforms, which follow their own verification policies, with the source always clearly indicated.

Where does Dr Niall Keenan practise?

Dr Niall Keenan practices in the following locations:

  • Bushey at Heathbourne Rd, Watford

In-person consultations are available at these locations as a Cardiology.

How can I book an appointment with Dr Niall Keenan?

You can book an appointment with Dr Niall Keenan directly from this page by selecting the time that suits you best. Alternatively, you can call the phone number shown if you prefer personalised assistance.

Does Dr Niall Keenan see NHS patients?

Many specialists featured on Top Doctors also hold NHS positions. However, appointments arranged for Dr Niall Keenan through this platform are private, either self-pay or covered by private medical insurance.

Does Dr Niall Keenan offer private appointments?

Yes, Dr Niall Keenan offers private appointments for patients seeking flexible and direct access to a consultant cardiologist.

Does Dr Niall Keenan offer online consultations?

Yes, Dr Niall Keenan offers online consultations. You can book an appointment directly from this page by selecting the date and time that suit you best. Personalised assistance is also available by calling the number displayed on this page.

Does Dr Niall Keenan accept insurance?

Dr Niall Keenan works with the following private medical insurance providers: Bupa, AXA, AVIVA, Cigna, WPA, Simply Health, Allianz, CS Healthcare, Vitality, The Exeter Friendly, Pru Health, Groupama, April, Freedom, National Assurance, General Medical, Saga, Healix, Legal & General Insurance, Health-online, Benenden Health , Alliance Health Group, Police Mutual, Aetna, Tricare, Asia Medical Assistance, Health Now, Humanis, International SOS, Standard Life and Bupa Global. If your insurer is not listed, you may contact the practice directly to confirm your coverage.

What is Dr Niall Keenan's availability?

Dr Niall Keenan's availability depends on the appointment slots open at any given time. On this page, you can check current availability, and if no slots are shown, you can request an appointment or contact the practice directly.

What payment methods does Dr Niall Keenan offer?

You can pay for your consultation with Dr Niall Keenan using the following methods: Self-paying.

What languages does Dr Niall Keenan speak?

Dr Niall Keenan is a cardiologist who offers consultations in English and French.

How is Dr Niall Keenan selected to appear on this platform?

All doctors listed on Top Doctors, including Dr Niall Keenan, undergo our rigorous selection process. Only one in five specialists meets the required standards to be included.
Discover Top Doctors' rigorous medical selection process.
The doctor, or where applicable the hospital or medical centre in which the doctor provides services, undertakes to keep the information relating to the prices of services published on their profile on the Top Doctors platform up to date at all times, ensuring that such prices correspond to those effectively charged to patients. In the event of any discrepancy between the published price and the price ultimately charged to the patient, the doctor and/or the relevant hospital or medical centre shall be solely liable towards the patient and towards Top Doctors for any claim or financial difference arising therefrom.

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Spire Bushey HospitalBushey, Heathbourne Rd, Watford, WD23 1RD
Payment methodSelf-paying
Face-to-faceFirst visit Cardiology
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