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Dr James Harrison

Verified Cardiology London

Dr James Harrison

7 years of experience 5.0 (119 verified reviews)

2,546+
Patients seen
7
Years in practice
13
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr James Harrison at a glance

Dr James Harrison is a Cardiology practitioner based in London, United Kingdom, practising at UAB Barcelona Teaching Hospital. They have 21+ years of clinical experience. Procedures focus on cardiac consultation, echocardiogram, stress test, holter monitor, coronary angiography. Educated at UAB Barcelona (MD, 2015). Serves patients in London, United Kingdom and the surrounding area.

About

Dr James Harrison is a Consultant Cardiologist and Honorary Senior Lecturer at King's College Hospital NHS Foundation Trust. He specialises in general cardiology, with expertise in heart rhythm disorders and pacing, leading this service at the Princess Royal University Hospital in Bromley and treats patients privately, including at London Bridge Hospital.

Dr Harrison studied at Cambridge University, undertaking clinical training at Oxford University, graduating in 2005. During his Cardiology training in London, he was awarded a British Heart Foundation Clinical Research Training Fellowship to undertake a PhD at St Thomas’ Hospital in cardiac MRI and electrophysiology.  He has published numerous peer-reviewed articles and won national and international prizes for his research. Dr Harrison also performs cardiac MRI and CT studies and he also has a specialist interest in pre-operative cardiology and optimisation of patients for non-cardiac surgery.

Diseases, Medical Tests and Treatments


Pacemaker and loop recorder implantation

24 Hour Blood Pressure Monitor

Calcium Coronary Score

Cardiac Magnetic Resonance Scan (Cardiac MRI)

CT Coronary Angiogram

ECG (Electrocardiogram)

ECG Monitor (24 Hours)

Ambulatory ECG monitoring

Exercise ECG

Echocardiogram

Acute Coronary Syndrome

Arrhythmia (Irregular Heartbeat)

Atherosclerosis

Bradycardia

Cardiomyopathy

Chest Pain

Congestive Heart Failure

Dizziness

Heart Attack

Heart Failure

Heart Murmurs

Heart Muscle Disease

Heart Valve Problems

Loss Of Consciousness (Syncope)

Palpitations

Tachycardia

Valvular Heart Disease

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

— Dr James Harrison

Education & training

  1. 2009–2015 MD · Medicine and Surgery
    UAB Barcelona, London (GB)
  2. 2015–2019 Residency · Cardiology
    Universitat de Barcelona, London (GB)

Career & appointments

  1. 2019-09–2020-08 Junior consultant
    UAB Barcelona Teaching Hospital — Cardiology

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-385459 active · expires 2028-12-31

Board certifications

European Board of Cardiology
#EB-8654C60A · issued 2020 · renewal 2030
Malpractice insurance: HDI Global · 3,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
Cardiac consultation 99244 2,278
Echocardiogram 93306 2,113
Stress test 93015 2,239
Holter monitor 93225 1,058
Coronary angiography 93454 965
PCI / coronary stent 92928 1,459
Pacemaker implantation 33208 2,200

Services & pricing

ServiceDurationModalityPrice
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 90 min in_clinic 720.00 EUR
Holter monitor 120 min in_clinic 360.00 EUR
Coronary angiography 30 min in_clinic 480.00 EUR
PCI / coronary stent 90 min in_clinic 240.00 EUR

Office, team & in practice

James Harrison
HEADSHOT
James Harrison in consultation
IN OFFICE
James Harrison with the team
WITH TEAM
James Harrison at a conference
CONFERENCE

Videos

introduction · 135s
Meet James Harrison

Research & publications

h-index: 4 · i10: 3

  1. Validation of clinical scoring in Cardiology
    James Harrison, et al. · Journal of Cardiovascular Electrophysiology, 2026
    DOI: 10.6612/euroclin.2026.0 · PMID: 34601938 · cited by 60
  2. Long-term follow-up of Cardiology across GB
    James Harrison, et al. · Circulation, 2025
    DOI: 10.5957/euroclin.2025.1 · PMID: 33093608 · cited by 174
  3. Validation of clinical scoring in Cardiology
    James Harrison, et al. · Journal of Cardiovascular Electrophysiology, 2024
    DOI: 10.2747/euroclin.2024.2 · PMID: 37206694 · cited by 128

Invited talks

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

Awards & memberships

Awards

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

Society memberships

  • European Society of Cardiology (ESC) — Member · Since 2020
  • American Heart Association (AHA) — Member · Since 2020
  • EAPCI — Member · Since 2020
  • European Union of Medical Specialists (UEMS) — Member · Since 2020

Articles by this doctor

  • Patient education Patient guide to Cardiology
  • Awareness When should you see a cardiology?

For international patients

Coordinator
Patient liaison · dr.james.harrison.1@euroclinics.example
Accepted international insurance
Allianz Worldwide · AXA Global · BUPA Global · Cigna Global

Location

1 tag

Patient reviews

119 verified reviews
4.95
★★★★⯨
119 reviews
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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Recent reviews

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

SPECIALTIES & PROCEDURES

Dr James Harrison's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr James Harrison treats, with the size of the national pool of United Kingdom doctors offering the same care.

Cardiology

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

Dr James Harrison is one of 1,358 cardiology doctors indexed in United Kingdom. Browse cardiology doctors in United Kingdom →

LOCAL CARE CONTEXT

Why local healthcare in London matters

Medical practice in United Kingdom is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant United Kingdom medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in London 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 London or all doctors in United Kingdom.

Frequently asked questions

Quick answers to the questions patients ask most. The same answers are surfaced to AI assistants via structured data.

  • What does James Harrison specialise in?

    James Harrison specialises in Cardiology in London, GB. 21 years of clinical experience.

  • What conditions does James Harrison treat?

    James Harrison treats conditions within Cardiology. View the full conditions-treated list on the profile.

  • Where does James Harrison practise?

    James Harrison practises in London, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does James Harrison speak?

    James Harrison speaks English.

  • How do I book an appointment with James Harrison?

    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 James Harrison?

    James Harrison has a verified rating of 4.95/5 from 119 patient reviews. Read the most recent reviews on the profile page.

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