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A/Prof John O'Sullivan

Cardiology Australia

A/Prof John O'Sullivan

2 years of experience

7,710+
Patients seen
2
Years in practice
12
Publications
1
Languages spoken

PROFILE SUMMARY

About A/Prof John O'Sullivan at a glance

A/Prof John O'Sullivan is a Cardiology practitioner based in Europe, Australia, practising at Universidad de Sevilla Teaching Hospital. Procedures focus on cardiac consultation, echocardiogram, stress test, holter monitor, coronary angiography. Educated at Universidad de Sevilla (MD, 2023).

About

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

— A/Prof John O'Sullivan

Education & training

  1. 2017–2023 MD · Medicine and Surgery
    Universidad de Sevilla (AU)
  2. 2023–2027 Residency · Cardiology
    Universidad de Sevilla (AU)
  3. 2027–2028 Fellowship · Subspecialty training
    Royal Marsden London, UK

Career & appointments

  1. 2027-09–2028-08 Junior consultant
    Universidad de Sevilla Teaching Hospital — Cardiology

Licenses & insurance

Medical licenses

AU — Organización Médica Colegial de España (OMC)
#AU-19495 active · expires 2028-12-31

Board certifications

European Board of Cardiology
#EB-55996F23 · issued 2028 · renewal 2038
Malpractice insurance: Generali Healthcare · 4,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
Cardiac consultation 99244 885
Echocardiogram 93306 1,762
Stress test 93015 1,500
Holter monitor 93225 209
Coronary angiography 93454 1,214
PCI / coronary stent 92928 3,040
Pacemaker implantation 33208 1,155

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 120 min in_clinic 240.00 EUR
Holter monitor 90 min in_clinic 840.00 EUR
Coronary angiography 60 min in_clinic 960.00 EUR
PCI / coronary stent 120 min in_clinic 720.00 EUR

Office, team & in practice

John O'Sullivan in consultation
IN OFFICE
John O'Sullivan with the team
WITH TEAM
John O'Sullivan at a conference
CONFERENCE

Videos

introduction · 91s
Meet John O'Sullivan

Research & publications

h-index: 7 · i10: 5

  1. Outcomes of Cardiology in adults — a multi-centre cohort
    John O'Sullivan, et al. · European Heart Journal, 2025
    DOI: 10.5151/euroclin.2025.0 · PMID: 32538310 · cited by 175
  2. European registry analysis of Cardiology outcomes
    John O'Sullivan, et al. · JACC, 2024
    DOI: 10.8992/euroclin.2024.1 · PMID: 38270150 · cited by 101

Invited talks

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

Awards & memberships

Awards

  • 🏆 Top-rated Cardiology — · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • European Society of Cardiology (ESC) — Member · Since 2028
  • American Heart Association (AHA) — Member · Since 2028
  • EAPCI — Member · Since 2028
  • European Union of Medical Specialists (UEMS) — Member · Since 2028

Articles by this doctor

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

For international patients

Coordinator
Patient liaison · john.osullivan.5@euroclinics.example

Patient reviews

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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

A/Prof John O'Sullivan's Areas of Specialty

Each specialty below reflects the conditions and procedures A/Prof John O'Sullivan treats, with the size of the national pool of Australia doctors offering the same care.

Cardiology

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

A/Prof John O'Sullivan is one of 1,052 cardiology doctors indexed in Australia. Browse cardiology doctors in Australia →

LOCAL CARE CONTEXT

Why local healthcare in Australia matters

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

Frequently asked questions

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

  • What does John O'Sullivan specialise in?

    John O'Sullivan specialises in Cardiology.

  • What conditions does John O'Sullivan treat?

    John O'Sullivan treats conditions within Cardiology. View the full conditions-treated list on the profile.

  • What languages does John O'Sullivan speak?

    John O'Sullivan speaks English.

  • How do I book an appointment with John O'Sullivan?

    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.

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