Doç. Dr.
A/Prof John O'Sullivan
Cardiology
- 🇬🇧
- Cardiac consultation
- Echocardiogram
- Stress test
- Holter monitor
- +3 more
About A/Prof John O'Sullivan
"Evidence-based care tailored to each patient — taking the time to explain options and shared decisions."
Credentials & verification
Medical license
Organización Médica Colegial de España (OMC) ·
#-19495
Valid until 2028-12-31
Verify with issuerBoard certification
European Board of Cardiology
#EB-55996F23
Renewal due 2038
Verify with issuerMalpractice cover
Generali Healthcare
4,000,000 EUR
Valid until 2026-12-31
No claims on file
Education & training
-
2017–2023
MD · Medicine and Surgery
Universidad de Sevilla
-
2023–2027
Residency · Cardiology
Universidad de Sevilla
-
2027–2028
Fellowship · Subspecialty training
Royal Marsden London, UK
Career & appointments
-
2027-09–2028-08
Junior consultant
Universidad de Sevilla Teaching Hospital — Cardiology
Procedures & conditions
| Procedure | Code | Lifetime volume |
|---|---|---|
| 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 |
Patient reviews
"Very thorough first visit — explained every step. Booking was easy and the staff were welcoming."
"Took time to listen and reviewed all my previous results. I would absolutely recommend."
"Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent."
Recognition & press
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
Your consultation, step by step
- 1 Choose a slot
- 2 Brief pre-consult form
- 3 Consultation
- 4 Follow-up note & plan
Services & pricing
New patient consultation (60m)
Follow-up consultation (30m)
Stress test
Holter monitor
Coronary angiography
PCI / coronary stent
Research & publications
h-index: 7 · i10: 5
Selected publications
-
Outcomes of Cardiology in adults — a multi-centre cohort
DOI: 10.5151/euroclin.2025.0 · cited by 175
-
European registry analysis of Cardiology outcomes
DOI: 10.8992/euroclin.2024.1 · cited by 101
Show full research record
Invited talks
- Practical updates in Cardiology · European Annual Congress (Cardiology) · Vienna · 2024
- Single-centre experience in Cardiology · National Society Meeting · · 2023
Articles by A/Prof John O'Sullivan
Frequently asked
01. Do you accept new patients?
A/Prof John O'Sullivan is currently accepting new patients. Use the booking module to choose a slot.
02. Which languages can I be seen in?
Consultations are available in English.
03. Is the consultation in-person or online?
Most services are offered both in-clinic and via telemedicine. Each service card above marks its modalities.
04. Do you accept my insurance?
Please use the booking flow to enter your insurance — we verify and confirm before your slot.
05. What is the cancellation policy?
Free cancellation up to 24 hours before your slot. Last-minute cancellations may incur a small administrative fee.
06. How is my health data protected?
All records are stored on EU servers, field-level encrypted, and GDPR compliant. Data is never shared with third parties without your explicit consent.
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