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110 Irving St NWSuite 4B1Washington, DC 20010
Phone+1 202-877-5975
Fax+1 202-877-2718
Dr. Sievert is on Doximity
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Education & Training
Goethe University Frankfurt Medical FacultyClass of 1979
Certifications & Licensure
NY State Medical License 2006 - 2027
DC State Medical License 2006 - 2026- Medical Board Frankfurt, GermanyAngiology
- Medical Board Frankfurt, GermanyCardiology
Awards, Honors, & Recognition
- Master Clinical Operator Award TCT, 2011
- PICS ~ AICS Life Time Achievement Award PICS Society, 2011
- Fellow (FACC) American College of Cardiology
Clinical Trials
- Paradigm I Clinical Trial: Study of the PFX Closure System in Subjects With Cryptogenic Stroke, Transient Ischemia Attack or Paradoxical Embolism
- The Paradigm II Trial: PFX Closure System in Subjects With Cryptogenic Stroke, Transient Ischemic Attack, Migraine or Decompression Illness
- STOP PAIN: Septal Closure of PFO - Does it Prevent Migraine?
Publications & Presentations
PubMed
- 2 citationsLong-term safety and efficacy of endovascular ultrasound renal denervation in resistant hypertension: 8-year results from the ACHIEVE study.Victor J M Zeijen, Sebastian Völz, Thomas Zeller, Felix Mahfoud, Michael Kunz
Clinical Research in Cardiology. 2026-08-01 - 5 citationsRight heart failure and mortality in patients undergoing transcatheter tricuspid valve interventions.Edoardo Pancaldi, Marianna Adamo, Matteo Pagnesi, Giulio Russo, Hannes Alessandrini
International Journal of Cardiology. 2025-06-15 - 2 citationsOutcomes of complex, high-risk percutaneous coronary intervention in patients with severe aortic stenosis: the ASCoP registry.Claudio Montalto, Andrea R Munafò, Francesco Soriano, Ketina Arslani, Stephanie Brunner
Eurointervention. 2025-04-21
Lectures
- The Venus A and A-Plus TAVR SystemCRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/27/2019
- Long-Term Data: Carillon TrialCRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/26/2019
- Current Landscape and Future Direction of Neuromodulation TherapiesCRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/25/2019
Authored Content
- Left Atrial Appendage Occlusion with Lambre in Atrial Fibrillation: Initial European Experience☆☆☆June 2018
Press Mentions
Neurotronic’s Neuviant Multiorgan Denervation Studied to Treat Type 2 Diabetes and HypertensionNovember 18th, 2025
TCT Names '25 Geoffrey O. Hartzler Master Operator Award RecipientMay 5th, 2025
First German EVBA Procedure Is Performed with New Heart Failure Therapy ApproachJuly 26th, 2022
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