Horst E.O.H. Sievert MD

Cardiology•Washington, DC

Interventional Cardiology

Physician

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110 Irving St NWSuite 4B1Washington, DC 20010
Phone+1 202-877-5975
Fax+1 202-877-2718

Education & Training

Goethe University Frankfurt Medical FacultyClass of 1979

Certifications & Licensure

DC State Medical License 2006 - 2026
NY State Medical License 2006 - 2025

Awards, Honors, & Recognition

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 Start of enrollment: 2005 Apr 01
Unknown status
Not Applicable
The Paradigm II Trial: PFX Closure System in Subjects With Cryptogenic Stroke, Transient Ischemic Attack, Migraine or Decompression Illness Start of enrollment: 2005 Oct 01
Completed
Not Applicable
STOP PAIN: Septal Closure of PFO - Does it Prevent Migraine? Start of enrollment: 2007 Mar 01
Terminated
Not Applicable
PFx Closure System in Subjects With Cryptogenic Stroke, TIA, Migraine or Decompression Illness Start of enrollment: 2007 Aug 01
Suspended
Not Applicable
Diffusion Weighted-MRI Based Evaluation of the Effectiveness of Endovascular Clamping During Carotid Artery Stenting With the Mo.Ma Device. Start of enrollment: 2008 Feb 01
Completed
Not Applicable
CrossBoss and Stingray Catheter and Entera Guidewire Chronic Total Occlusion (CTO) Study Start of enrollment: 2008 Sep 01
Completed
Not Applicable
Rapid Renal Sympathetic Denervation for Resistant Hypertension Start of enrollment: 2012 May 01
Completed
Not Applicable
Treatment of Resistant Hypertension Using a Radiofrequency Percutaneous Transluminal Angioplasty Catheter Start of enrollment: 2012 Feb 01
Completed
Not Applicable
Safety and Performance Evaluation of WIRION™ EPD in Patients Undergoing Carotid Artery Stenting Start of enrollment: 2013 Feb 01
Completed
Not Applicable
TrAnsCatHeter Intravascular Ultrasound Energy deliVery for rEnal Denervation (ACHIEVE) Start of enrollment: 2013 Jan 09
Completed
Not Applicable
Comparison of the Ranger™ Paclitaxel-Coated PTA Balloon Catheter and Uncoated PTA Balloons in Femoropopliteal Arteries Start of enrollment: 2014 Jan 07
Completed
Not Applicable
Sham Controlled Study of Renal Denervation for Subjects With Uncontrolled Hypertension Start of enrollment: 2014 Aug 01
Unknown status
Not Applicable
BioMimics 3D Stent Clinical Investigation: The Mimics Study Start of enrollment: 2010 Feb 01
Completed
Not Applicable
Hyperion™ International Registry Trial Start of enrollment: 2015 May 01
Unknown status
Study to Evaluate the Use of RenalGuard to Protect Patients at High Risk of AKI Start of enrollment: 2016 May 01
Unknown status
Not Applicable
Clinical Investigation of the LAmbre Left Atrial Appendage Closure System Start of enrollment: 2013 Nov 05
Completed
Not Applicable
Lifetech LAmbre™ Left Atrial Appendage (LAA) Closure System Post-Market Clinical Follow-up Study Start of enrollment: 2018 Nov 16
Active, not recruiting
V-LAP™ Left Atrium Monitoring systEm for Patients With Chronic sysTOlic & Diastolic Congestive heaRt Failure Start of enrollment: 2019 Jan 08
Active, not recruiting
Not Applicable
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Publications & Presentations

PubMed

1 citations
Covered Stent Correction for Sinus Venosus Atrial Septal Defects, an Emerging Alternative to Surgical Repair: Results of an International Registry.
Eric Rosenthal, Shakeel A Qureshi, Kothandam Sivakumar, Matthew Jones, San-Fui Yong
Circulation. 2025-03-18
Right 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. 2025-03-09
24-Month Outcomes of Endovascular Baroreflex Amplification With the MobiusHD Device in Heart Failure With Reduced Ejection Fraction.
Kerstin Piayda, Stefan Bertog, Kolja Sievert, Horst Sievert, Tamaz Shaburishvili
JACC. Heart Failure. 2025-02-01

Lectures

The Venus A and A-Plus TAVR System
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/27/2019
Long-Term Data: Carillon Trial
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/26/2019
Current Landscape and Future Direction of Neuromodulation Therapies
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/25/2019
Left Atrial Appendage Closure: A Congenital Skill for a Non-Congenital Disease
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/25/2019
Background on FMR Treatment Options: The Carillon Mitral Contour System
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/26/2019
REDUCE FMR Publication Data
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/26/2019
Better for Bicuspids and Dry Leaflet Technology
CRF Transcatheter Valve Therapy (TVT) - Structural Heart Disease Summit - Chicago, IL - 6/13/2019
The Spectrum of LAA Occlusion Devices: Similarities and Differences, How to Choose
CRF Transcatheter Valve Therapy (TVT) - Structural Heart Disease Summit - Chicago, IL - 6/13/2019
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Authored Content

Left Atrial Appendage Occlusion with Lambre in Atrial Fibrillation: Initial European Experience☆☆☆June 2018

Press Mentions

First German EVBA Procedure Is Performed with New Heart Failure Therapy ApproachJuly 26th, 2022
Vascular Dynamics Completes $20 Million Equity Financing to Support Further Clinical Evaluations of MobiusHD DeviceJuly 12th, 2022
REDUCE LAP-HF II: Atrial Shunt Device Comes up Short in HFpEFFebruary 1st, 2022
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Horst E.O.H. Sievert MD

Dr. Sievert is on Doximity

Education & Training

Certifications & Licensure

Awards, Honors, & Recognition

Clinical Trials

Publications & Presentations

Authored Content

Press Mentions

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