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Dr. Kulasegaram Ranjadayalan

Verified Cardiology London

Dr. Kulasegaram Ranjadayalan

6 years of experience 5.0 (17 verified reviews)

7,142+
Patients seen
6
Years in practice
14
Publications
2
Languages spoken

PROFILE SUMMARY

About Dr. Kulasegaram Ranjadayalan at a glance

Dr. Kulasegaram Ranjadayalan is a Cardiology practitioner based in London, United Kingdom, practising at Universidad Complutense de Madrid Teaching Hospital. They have 46+ years of clinical experience. Procedures focus on cardiac consultation, echocardiogram, stress test, holter monitor, coronary angiography. Educated at Universidad Complutense de Madrid (MD, 2016). Serves patients in London, United Kingdom and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

About

Dr Kulasegaram Ranjadayalan is an experienced consultant cardiologist at Newham University Hospital NHS Trust. He also practises at the London Independent Hospital and Barts Health Mile End Hospital.
His areas of interest are chest pain, heart failure, syncope, and hypertension.
Dr Ranjadayalan gained his medical degree in 1980 from the University of Peradeniya and went on to earn an MD, MPhil, and FRCP. He joined Newham Hospital in 1988 and shortly after this he began a research fellowship in cardiology under Prof Timmis. Following this in 1992, he took up a position as first staff physician in cardiology and respiratory medicine before becoming a consultant cardiologist in 1994. The Open Access Chest Pain Clinic pioneered by Prof Timmis of which Dr. Ranjan ran, led to a number of awards and recognitions for the trust including 'best caring and supportive team'. This represents a theme for his career, with colleagues and patients alike speaking extremely highly of him. He has been described by colleagues as "the stuff legends are made of" and "an exceptional cardiologist"; a testament to his dedication and skill.
He is a member of the British Society of Heart Failure, the British Society of Echocardiography, and the British Society of Cardiovascular Medicine.

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

— Dr. Kulasegaram Ranjadayalan

Education & training

  1. 2010–2016 MD · Medicine and Surgery
    Universidad Complutense de Madrid, London (GB)
  2. 2016–2020 Residency · Cardiology
    Universidad Complutense de Madrid, London (GB)
  3. 2020–2021 Fellowship · Subspecialty training
    Royal Marsden London, UK

Career & appointments

  1. 2020-09–2021-08 Junior consultant
    Universidad Complutense de Madrid Teaching Hospital — Cardiology

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-96098 active · expires 2028-12-31

Board certifications

European Board of Cardiology
#EB-1AF9A25A · issued 2021 · renewal 2031
Malpractice insurance: Generali Healthcare · 5,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
Cardiac consultation 99244 2,061
Echocardiogram 93306 2,458
Stress test 93015 1,276
Holter monitor 93225 1,569
Coronary angiography 93454 2,302
PCI / coronary stent 92928 1,824
Pacemaker implantation 33208 2,011

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 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

Office, team & in practice

Kulasegaram Ranjadayalan
HEADSHOT
Kulasegaram Ranjadayalan in consultation
IN OFFICE
Kulasegaram Ranjadayalan with the team
WITH TEAM
Kulasegaram Ranjadayalan at a conference
CONFERENCE

Videos

introduction · 97s
Meet Kulasegaram Ranjadayalan

Research & publications

h-index: 19 · i10: 10

  1. European registry analysis of Cardiology outcomes
    Kulasegaram Ranjadayalan, et al. · JACC, 2025
    DOI: 10.8147/euroclin.2025.0 · PMID: 32395576 · cited by 31
  2. Outcomes of Cardiology in adults — a multi-centre cohort
    Kulasegaram Ranjadayalan, et al. · European Heart Journal, 2024
    DOI: 10.5509/euroclin.2024.1 · PMID: 30405649 · cited by 157
  3. European registry analysis of Cardiology outcomes
    Kulasegaram Ranjadayalan, et al. · JACC, 2023
    DOI: 10.2944/euroclin.2023.2 · PMID: 31436075 · cited by 123
  4. Outcomes of Cardiology in adults — a multi-centre cohort
    Kulasegaram Ranjadayalan, et al. · European Heart Journal, 2022
    DOI: 10.2327/euroclin.2022.3 · PMID: 36882016 · cited by 105

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 2021
  • American Heart Association (AHA) — Member · Since 2021
  • EAPCI — Member · Since 2021
  • European Union of Medical Specialists (UEMS) — Member · Since 2021

Articles by this doctor

  • Patient education Patient guide to Cardiology 2026-03-28 · 7 min read
  • Awareness When should you see a cardiology? 2026-01-11 · 5 min read

For international patients

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

Location

1 tag

Patient reviews

17 verified reviews
5.00
★★★★★
17 reviews
5★ 2
4★ 1
3★ 0
2★ 0
1★ 0
Bedside Manner
5.0
Knowledge
5.0
Wait Time
4.8
Staff Friendliness
5.0
Ease Of Appointment
4.9
Value For Money
4.9
Would Recommend Pct
99.0
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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. Kulasegaram Ranjadayalan's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr. Kulasegaram Ranjadayalan 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. Kulasegaram Ranjadayalan 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 Kulasegaram Ranjadayalan specialise in?

    Kulasegaram Ranjadayalan specialises in Cardiology in London, GB. 46 years of clinical experience.

  • What conditions does Kulasegaram Ranjadayalan treat?

    Kulasegaram Ranjadayalan treats conditions within Cardiology. View the full conditions-treated list on the profile.

  • Where does Kulasegaram Ranjadayalan practise?

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

  • What languages does Kulasegaram Ranjadayalan speak?

    Kulasegaram Ranjadayalan speaks English, Tamil.

  • How do I book an appointment with Kulasegaram Ranjadayalan?

    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 Kulasegaram Ranjadayalan?

    Kulasegaram Ranjadayalan has a verified rating of 5/5 from 17 patient reviews. Read the most recent reviews on the profile page.

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