Naar hoofdinhoud
Dr Niall Keenan

Geverifieerd Cardiologie Bushey

Dr Niall Keenan

5 jaar ervaring 5.0 (35 geverifieerde recensies)

8,858+
Patients seen
5
Years in practice
5
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Niall Keenan at a glance

Dr Niall Keenan is a Cardiologie practitioner based in Bushey, Verenigd Koninkrijk, practising at Universitat de València Teaching Hospital. They have 25+ years of clinical experience. Procedures focus on cardiac consultation, echocardiogram, stress test, holter monitor, coronary angiography. Educated at Universitat de València (MD, 2017). Serves patients in Bushey, Verenigd Koninkrijk and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

Over

Dr. Niall Keenan is a consultant cardiologist and Divisional Director for Medicine at West Herts Teaching Hospitals NHS Trust, as well as an Honorary Clinical Senior Lecturer at Imperial College, London. He treats a wide range of heart conditions such as coronary artery disease, high blood pressure, and arrhythmias, with a special focus on heart failure and valvular heart disease. He also evaluates patients with symptoms like chest pain, breathlessness, palpitations, and blackouts, using non-invasive tests including echocardiography, stress echo, cardiac CT, and cardiac MRI at Spire Bushey Hospital.
Dr. Keenan qualified from Oxford University in 2001 and then trained in cardiology and general medicine in London. He has completed specialised training in cardiac MRI at the Royal Brompton Hospital, in cardiac CT at the London Chest Hospital, and in echocardiography at both Hammersmith Hospital in London and Hospital Bichat in Paris. He has also undertaken advanced training in heart failure at Harefield Hospital.
He is the President Elect of the British Society for Cardiovascular Magnetic Resonance and has served twice on the guidelines committee of the European Association of Cardiovascular Imaging. In NHS England, he chairs the clinical advisory group for virtual wards in the East of England and sits on the national advisory group for virtual wards.
Dr. Keenan is known for his caring and holistic approach. He places great emphasis on listening to his patients, performing thorough assessments, offering clear explanations, and involving patients in shared decision-making.

“Evidence-based care tailored to each patient — taking the time to explain options and shared decisions.”

— Dr Niall Keenan

Opleiding & training

  1. 2011–2017 MD · Medicine and Surgery
    Universitat de València, Bushey (GB)
  2. 2017–2021 Residency · Cardiologie
    UAB Barcelona, Bushey (GB)
  3. 2021–2022 Fellowship · Subspecialty training
    AP-HP Paris, FR

Carrière & aanstellingen

  1. 2021-09–2022-08 Junior consultant
    Universitat de València Teaching Hospital — Cardiologie

Vergunningen & verzekering

Medische licenties

GB — Organización Médica Colegial de España (OMC)
#GB-328962 active · expires 2028-12-31

Boardcertificeringen

European Board of Cardiologie
#EB-8F0E5774 · issued 2022 · renewal 2032
Beroepsaansprakelijkheidsverzekering: Allianz Professional · 2,000,000 EUR dekking · No claims on file

Uitgevoerde procedures

ProcedureCodeLevenslang aantal
Cardiac consultation 99244 1,542
Echocardiogram 93306 1,465
Stress test 93015 191
Holter monitor 93225 618
Coronary angiography 93454 757
PCI / coronary stent 92928 2,659
Pacemaker implantation 33208 2,632

Diensten & prijzen

DienstDuurModaliteitPrijs
New patient consultation (60m) 60 min in_clinic|telemed 240.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 120.00 EUR
Stress test 30 min in_clinic 720.00 EUR
Holter monitor 60 min in_clinic 360.00 EUR
Coronary angiography 90 min in_clinic 480.00 EUR
PCI / coronary stent 30 min in_clinic 240.00 EUR

Praktijk, team & in praktijk

Niall Keenan
HEADSHOT
Niall Keenan in consultation
IN OFFICE
Niall Keenan with the team
WITH TEAM
Niall Keenan at a conference
CONFERENCE

Video's

introduction · 71s
Meet Niall Keenan

Onderzoek & publicaties

h-index: 10 · i10: 14

  1. Outcomes of Cardiologie in adults — a multi-centre cohort
    Niall Keenan, et al. · European Heart Journal, 2025
    DOI: 10.1602/euroclin.2025.0 · PMID: 39684459 · geciteerd door 52
  2. European registry analysis of Cardiologie outcomes
    Niall Keenan, et al. · JACC, 2024
    DOI: 10.8531/euroclin.2024.1 · PMID: 38317457 · geciteerd door 110
  3. Outcomes of Cardiologie in adults — a multi-centre cohort
    Niall Keenan, et al. · European Heart Journal, 2023
    DOI: 10.3423/euroclin.2023.2 · PMID: 36325421 · geciteerd door 48

Uitgenodigde lezingen

  • Practical updates in Cardiologie European Annual Congress (Cardiologie) · Vienna · 2024 · invited
  • Single-centre experience in Cardiologie National Society Meeting · Bushey · 2023 · oral abstract

Onderscheidingen & lidmaatschappen

Onderscheidingen

  • 🏆 Top-rated Cardiologie — Bushey · EuroClinics Patient Choice · 2025 · regional
  • 🏆 Excellence in Patient Care · National Society · 2024 · national
  • 🏆 Young Investigator Award · European Society · 2023 · international

Lidmaatschappen

  • European Society of Cardiology (ESC) — Member · Sinds 2022
  • American Heart Association (AHA) — Member · Sinds 2022
  • EAPCI — Member · Sinds 2022
  • European Union of Medical Specialists (UEMS) — Member · Sinds 2022

Artikelen van deze arts

  • Patient education Patient guide to Cardiologie 2026-03-28 · 11 min lezen
  • Awareness When should you see a cardiologie? 2026-01-01 · 7 min lezen

Voor internationale patiënten

Coördinator
Patient liaison · dr.niall.keenan.1@euroclinics.example
Geaccepteerde internationale verzekeringen
Allianz Worldwide · AXA Global · BUPA Global · Cigna Global

Locatie

1 tag

Patiëntbeoordelingen

35 geverifieerde recensies
4.96
★★★★⯨
35 recensies
5★ 2
4★ 1
3★ 0
2★ 0
1★ 0
Bedside Manner
5.0
Knowledge
5.0
Wait Time
4.7
Staff Friendliness
5.0
Ease Of Appointment
4.9
Value For Money
4.9
Would Recommend Pct
98.0
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Recente recensies

  • ★★★★★ ✓ Geverifieerd
    Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.
    Anna B.
  • ★★★★★ ✓ Geverifieerd
    Took time to listen and reviewed all my previous results. I would absolutely recommend.
    Marco V.
  • ★★★★☆ ✓ Geverifieerd
    Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.
    Helena F.

SPECIALTIES & PROCEDURES

Dr Niall Keenan's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr Niall Keenan treats, with the size of the national pool of Verenigd Koninkrijk doctors offering the same care.

Cardiologie

Heart-rhythm, coronary and structural-heart problems including chest pain, palpitations, hypertension and heart failure.

Dr Niall Keenan is one of 1,358 cardiologie doctors indexed in Verenigd Koninkrijk. Browse cardiologie doctors in Verenigd Koninkrijk →

LOCAL CARE CONTEXT

Why local healthcare in Bushey matters

Medical practice in Verenigd Koninkrijk is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant Verenigd Koninkrijk medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in Bushey carries the additional benefits of local language support, in-person follow-up, and direct coordination with regional hospitals and labs. A verified profile means EuroClinics has cross-checked the practitioner or clinic against an official source (national medical register, public licence database, or the practitioner themselves), and that the data shown here matches that source as of the last verification date above.

Looking for additional providers? all doctors in Bushey or all doctors in Verenigd Koninkrijk.

Veelgestelde vragen

Snelle antwoorden op de vragen die patiënten het vaakst stellen. Dezelfde antwoorden worden via gestructureerde data aan AI-assistenten doorgegeven.

  • What does Niall Keenan specialise in?

    Niall Keenan specialises in Cardiologie in Bushey, GB. 25 years of clinical experience.

  • What conditions does Niall Keenan treat?

    Niall Keenan treats conditions within Cardiologie. View the full conditions-treated list on the profile.

  • Where does Niall Keenan practise?

    Niall Keenan practises in Bushey, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Niall Keenan speak?

    Niall Keenan speaks English.

  • How do I book an appointment with Niall Keenan?

    Use the "Request a booking" button on the profile to send an appointment request. Most appointments are confirmed within 24 hours; many slots are bookable instantly.

  • What do patients say about Niall Keenan?

    Niall Keenan has a verified rating of 4.96/5 from 35 patient reviews. Read the most recent reviews on the profile page.

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