GregoryFontanaMDFACS, FACC

Adult Cardiac Surgery, Minimally Invasive Cardiac Surgery, Cardiovascular Surgery

National Medical Director, Cardiovascular Research, HCA and the Sarah Cannon Research Institute, Nashville, TN, Director and Chairman, Cardiovascular Institute, Los Robles Hospital and Medical Center, Thousand Oaks, CA

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Office
215 W Janss Rd
Thousand Oaks, CA 91360
Phone+1 805-852-9100

Fax+1 805-852-9101

Education & Training

Boston Children’s Hospital/Massachusetts General HospitalFellowship, Congenital Cardiac Surgery, 1994 - 1994
UCLA David Geffen School of Medicine/UCLA Medical CenterFellowship, Cardiovascular Disease, 1993 - 1993
Duke University HospitalFellowship, Thoracic Surgery - Independent, 1989 - 1993
Duke University HospitalResidency, Surgery, 1984 - 1989
David Geffen School of Medicine at UCLAClass of 1984

Certifications & Licensure

CA State Medical License 1993 - 2026
NY State Medical License 2012 - 2015
NC State Medical License 1992 - 1999
American Board of Thoracic Surgery Thoracic and Cardiac Surgery

Awards, Honors, & Recognition

Top Doctors: New York Metro Area Castle Connolly, 2013-2014
America's Top Doctors Castle Connolly, 2002-2014
Super Doctor SuperDoctors.com
Fellow (FACS) American College of Surgeons
Fellow (FACC) American College of Cardiology
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Clinical Trials

Safety and Efficacy Study of the Medtronic CoreValve® System in the Treatment of Severe, Symptomatic Aortic Stenosis in Intermediate Risk Subjects Who Need Aortic Valve Replacement (SURTAVI).
ACTIVE_NOT_RECRUITING
NA
An Evaluation of Rigid Sternal Fixation in Supporting Bone Healing and Improving Postoperative Recovery Start of enrollment: 2013 Jan 01
Completed
Not Applicable
Perceval S Aortic Heart Valve Study- North America Start of enrollment: 2013 Apr 01
Terminated
Not Applicable
Portico Re-sheathable Transcatheter Aortic Valve System US IDE Trial
ACTIVE_NOT_RECRUITING
NA
Medtronic Evolut Transcatheter Aortic Valve Replacement in Low Risk Patients
ACTIVE_NOT_RECRUITING
NA
Medtronic Transcatheter Aortic Valve Replacement (TAVR) Low Risk Bicuspid Study Start of enrollment: 2018 Oct 30
ACTIVE_NOT_RECRUITING
NA
TRILUMINATE Pivotal Trial Start of enrollment: 2019 Aug 21
ACTIVE_NOT_RECRUITING
NA
Portico Next Generation Approval Study Start of enrollment: 2019 Sep 17
ACTIVE_NOT_RECRUITING
NA
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Publications & Presentations

PubMed

1 citations
Bioprosthetic vs Mechanical Aortic Valve Replacement in Patients 40 to 75 Years of Age.
Michael E Bowdish, J Hunter Mehaffey, Shu-Ching Chang, Patrick T O'Gara, Michael J Mack
Journal of the American College of Cardiology. 2025-04-01
Rationale and Design of a Study to Assess the Engagement and Usefulness of the Care4Today Connect Digital Health Application for Disease Management in Coronary Artery ...
Dhanunjaya Lakkireddy, Dominick J Angiolillo, Kristofer Charlton-Ouw, Brian Jefferson, Syed Peeran
Clinical Cardiology. 2024-12-01
Determinants of Surgical Outcomes in Tricuspid Valve Endocarditis.
Jeffrey P Steinhoff, Sahiti Kolli, Meredith P Mattlin, Daniel Schlauch, Andrew T Braisted
Annals of Thoracic Surgery Short Reports. 2024-09-01

Lectures

PORTICO: A Randomized Trial of Portico vs. Commercially Available Transcatheter Aortic Valves in Patients With Severe Aortic Stenosis
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/27/2019
Program Update: The PORTICO TAVR System
CRF Transcatheter Cardiovascular Therapeutics - Annual Symposium 2019 - Miami, FL - 9/27/2019
Design Characteristics, Clinical Data, and Future Vision
CRF Transcatheter Valve Therapy (TVT) - Structural Heart Disease Summit - Chicago, IL - 6/13/2019

Press Mentions

More Registry Data Show Post-TAVI Benefits with Sentinel but No Stroke ImpactOctober 28th, 2024
Renowned Cardiothoracic Surgeon, Gregory P. Fontana, MD, FACS, FACC, Leading the Way in Less Invasive Heart TreatmentsAugust 9th, 2024
How the HCA Healthcare Research Institute Is Moving Medicine Forward Through Clinical Trials and ResearchMay 19th, 2023
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