Priv.-Doz. Dr. med. Caglayan Demirel
Specialist in Internal Medicine and Cardiology
Specializations:
- Interventional and Structural Cardiology
- Cardiac Catheterization Diagnostics & Treatment
- Transcatheter Heart Valve Therapies
Private Practice
By appointment
Your cardiologist with university and research background – personally there for you in private practice.
Why choose this practice?
-
University-level care in the practice
Active at the Medical University of Vienna and Vienna General Hospital (AKH) – you benefit from the same expertise as at the university clinic, in a calm practice setting. -
Specialisation for your heart
Focus on interventional and structural cardiology, TAVI and heart valve therapy. Few cardiologists combine hospital work, research and private practice in this field. -
Direct access without referral
As a private patient you can come for cardiology assessment and follow-up without a referral – quickly and straightforwardly. -
Time and personal care
In the practice, sufficient time for your history, discussion of results and individual advice is a priority. -
Evidence-based treatment
Research published in top international journals (e.g. European Heart Journal, JAMA) – your treatment is based on current evidence. -
Recognition for quality
„Researcher of the Month“ at MedUni Vienna – award for outstanding scientific and clinical achievement.
Costs & Refund
How does refund work?
As a private practitioner, Dr. Demirel bills you directly. You can submit the invoice to your health insurer for reimbursement – depending on the insurer you typically receive up to 80% of the standard tariff back. On request, the invoice can be transmitted (electronically) to your insurer. If you have supplementary insurance with private practice cover, you may claim an additional portion from that insurer.
Fees: Costs for first visit, follow-up and procedures (e.g. ECG, echocardiography) are available on request when booking or by email.
Payment: Cash and card payment at the practice.
Cancellation: Appointments cancelled with less than 24 hours’ notice may be charged a flat cancellation fee.
About
Priv.-Doz. DDr. Caglayan Demirel is a specialist in Internal Medicine with an add-on qualification in Cardiology (focus: Interventional and Structural Cardiology). He works at the Medical University of Vienna and Vienna General Hospital (AKH) and runs a private practice at Gesundheitspark Vienna.
Personal Information
Priv.-Doz. DDr. Caglayan Demirel
E-mail: caglayan.demirel@meduniwien.ac.at · Tel. 0670 4047580
ORCID: 0009-0001-1966-0637
Habilitation
Venia docendi as Privatdozent in Internal Medicine · 05.05.2025 · Medical University of Vienna
Current Position
Specialist in Internal Medicine with Add-on Cardiology
Focus: Interventional and Structural Cardiology
Since 01.10.2022 – Vienna General Hospital (AKH), Medical University of Vienna, under Prof. Christian Hengstenberg
Training & Career
- Fellow in Interventional and Structural Cardiology · 04/2020 – 09/2022 · Inselspital Bern (Prof. Stephan Windecker)
- Dr. med. · 06.07.2022 · Faculty of Medicine Bern · Thesis: Risk and Timing of Noncardiac Surgery After Transcatheter Aortic Valve Implantation
- Specialist in Internal Medicine · 07/2019 – 03/2021 · District Hospital St. Johann in Tirol
- Emergency Physician Diploma · 12.04.2019
- Resident in Internal Medicine · 05/2013 – 06/2019 · District Hospital St. Johann in Tirol
- Intensive Care Training · 01/2017 – 01/2018 · District Hospital St. Johann in Tirol
- Medical studies · 2007–2013 · University of Innsbruck · Dr. med. univ. 22.06.2013 · Diploma thesis: Atrial fibrillation in the central Alps: predisposing conditions and the independent contribution of mitral valve prolapse
- Political Science (second degree) · 2009–2010 · University of Innsbruck
- Science Grammar School · 2003–2007 · St. Johann in Tirol
Memberships
- Austrian Society of Cardiology
- Austrian Society of Internal Medicine
- German Society of Internal Medicine
Clinical Focus
- Transcatheter aortic valve implantation (TAVI)
- Minimally invasive heart valve therapy
- Structural heart disease
- Treatment of complex aortic valve disease
- Risk stratification and peri-interventional complications
Research
Dr. Demirel’s research focus is on clinical outcome research in modern heart valve therapies. His work is published in internationally renowned journals such as:
- European Heart Journal – Cardiovascular Imaging
- JAMA Network Open
- EuroIntervention
- European Journal of Clinical Investigation
Research topics include:
- Paravalvular leak after TAVI
- Stroke risk in structural heart interventions
- Long-term survival after transcatheter-based procedures
- Frailty assessment using modern imaging
Awards
Researcher of the Month 05/2025
Medical University of Vienna
Award for outstanding scientific achievement.
Venia docendi as Privatdozent in Internal Medicine
05.05.2025 · Medical University of Vienna
Habilitation in Internal Medicine.
Invited Speaker
- Invited speaker (honorarium): Boston Scientific Austria
- Invited speaker (honorarium): Edwards Lifesciences
- Invited speaker (honorarium): Cordis
- Invited speaker (honorarium): MEDahead
Educational & Travel Grants
- Educational Grant, Edwards Lifesciences
- Educational Grant, Boston Scientific
- Travel & Training Grant, Biotronik
Selected Publications
A full list of publications can be found on Dr. Caglayan Demirel’s Google Scholar profile.
Selected first-author publications (peer reviewed):
- Mixed aortic valve disease: Association with paravalvular leak and reduced survival after TAVR Eur Heart J Cardiovasc Imaging. 2024. DOI
- Impact of stroke history on procedural cerebrovascular insult probability and long-term outcome after TAVI Eur J Clin Invest. 2024. DOI
- Long-term risk of unplanned percutaneous coronary intervention after transcatheter aortic valve replacement EuroIntervention. 2022. DOI
- Risk and Timing of Noncardiac Surgery After Transcatheter Aortic Valve Implantation JAMA Netw Open. 2022. DOI
- Total Muscle Area and Visceral Adipose Tissue Measurements for Frailty Assessment in TAVR Patients J Clin Med. 2024. DOI
- Low Bone Mineral Density on Computed Tomography: Association with Poor Survival after Transcatheter Aortic Valve Replacement J Clin Med. 2024. DOI
- Incidental detection of malignancy during preprocedural workup for transcatheter aortic valve implantation: A longitudinal cohort study Am Heart J. 2023. DOI
- Aortic valve stenosis – current developments in treatment and follow-up care MMW Fortschr Med. 2024. Article
Further co-authorships and full texts are available on Google Scholar and the MedUni Vienna researcher profile.
Media & Press
Dr. Demirel is featured in medical journals and speaks at congresses – including the Vienna Congress of Cardiology (Medical University of Vienna).
-
MMW – Fortschritte der Medizin (Springer, July 2024)
Aortic valve stenosis – current developments in treatment and follow-up care
Read article (Springer) -
Congresses & talks
Presentations at the Vienna Congress – Cardiology and at national and international conferences (e.g. DGK).
Videos & Talks
Academic Affiliation
Medical University of Vienna
Department of Cardiology
Vienna General Hospital (AKH)
Contact & Appointment
Would you like a cardiology assessment or do you have a referral? In private practice we take time for you.
Private Practice
By appointment · Gesundheitspark Vollbadgasse 6, 1170 Vienna (Directions)
Getting there: Tram 43, 44A (Dornbacher Straße), Tram 2, 10 (Dornbach). The Gesundheitspark site is wheelchair-accessible and has parking (short-term zone).
First visit: Please bring any existing test results, referral letters and your current medication list if possible.
This website provides information on clinical and scientific activities. For medical enquiries, please contact the relevant institution.