Arnar Geirsson MD
Adult Cardiac Surgery, Minimally Invasive Cardiac Surgery, Cardiovascular Surgery
Director of Cardiovascular Institute, New York Presbyterian-Columbia University Irving Medical Center Professor of Surgery, Columbia Vagelos College of Physicians and Surgeons
177 Ft. Washington AvenueNew York, NY 10032
Overview of Dr. Geirsson
Dr. Arnar Geirsson is a thoracic surgeon based in New York, specializing in adult cardiac and minimally invasive cardiac surgery. He completed his residency in surgery at Yale-New Haven Medical Center and a fellowship in thoracic surgery at the University of Pennsylvania Health System. Dr. Geirsson serves as a professor at NewYork-Presbyterian/Columbia University Irving Medical Center and has held positions as Section Chief at Yale New Haven Hospital and professor at Veterans Affairs Connecticut Healthcare System. He is experienced in complex cardiac procedures and has published research on topics such as mitral valve surgery and robotic cardiac surgery training. Clinically, he has led a trial on the effects of withdrawing postoperative beta-blockers. He holds fellowships with the American Heart Association and the American College of Surgeons, and is certified in electronic health records by Epic Systems Corporation.
Education & Training
University of Pennsylvania Health SystemFellowship, Thoracic Surgery - Independent, 2005 - 2007
Yale-New Haven Medical CenterResidency, Surgery, 1998 - 2005
University of IcelandClass of 1997
Certifications & Licensure
NJ State Medical License 2023 - 2027
CT State Medical License 2007 - 2026
NY State Medical License 2023 - 2026
PA State Medical License 2005 - 2018
American Board of Thoracic Surgery Thoracic and Cardiac Surgery
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2017
- Fellow (FAHA) American Heart Association
- Fellow (FACS) American College of Surgeons
Clinical Trials
- WithDRawal Impact Of Postoperative Beta-Blocker Start of enrollment: 2022 Nov 04
Roles: Contact, Principal Investigator
Publications & Presentations
PubMed
- Mitral valve repair for primary mitral regurgitation: long-term outcomes in women versus men.Miriam Lang, Leon Schmid, Marie Doering, Lucas Fernando Sarmiento Rios, Nina Feirer
The Annals of Thoracic Surgery. 2026-03-31 - Double Valve Surgery Reduces Heart Failure Readmissions Compared to Isolated Transcatheter Aortic Valve Replacement in High-Grade Multivalvular Stenosis.Marco Tagliafierro, Rahul Kanade, Darina Kirilina, William Mitchell, Nathan Ott
European Journal of Cardio-Thoracic Surgery. 2026-03-10 - Implications of Sarcopenia in Patients With Structural Valve Pathology.Ezra F Moos, Marco Tagliafierro, Giovanni Ferrari, Arnar Geirsson, Luigi Pirelli
The American Journal of Cardiology. 2026-03-02
Journal Articles
- Association Between Cardiac Surgeons’ Number of Years in Practice and Surgical Outcomes in New York Cardiac CentersMakoto Mori, Roland Assi, Arnar Geirsson, JAMA Network Open
- Combined Valve Operations in the Aortic and Mitral Positions with or Without Added Tricuspid Valve RepairMakoto Mori, Clancy W Mullan, Arnar Geirsson, Seminars in Thoracic and Cardiovascular Surgery
- Isolated Tricuspid Valvectomy: A Series of Cases with Intravenous Drug Abuse Associated Tricuspid Valve EndocarditisMakoto Mori, Arnar Geirsson, John A Elefteriades, James J Yun, The Thoracic and Cardiovascular Surgeon
Authored Content
- Combined Valve Operations in the Aortic and Mitral Positions with or Without Added Tricuspid Valve RepairFebruary 2020
Press Mentions
New York-Presbyterian/Columbia Medical Center Names 3 Heart LeadersFebruary 11th, 2026- Pediatric Robotic Cardiac Program Tackles Congenital Heart Defects Without SternotomyJune 18th, 2025
- YNHH Doctors Voice Concerns over New Physician Compensation ModelDecember 6th, 2024
Professional Memberships
- Member
- Member
Insurance Accepted
- Aetna Choice POS II
Aetna HMO
BCBS Blue Card PPO
Connecticare FlexPOS
GHI PPOMultiplan PHCS PPO
Multiplan PPO
Oxford Health Freedom
United Healthcare - Direct Choice Plus POS
United Healthcare - Direct Options PPO - Please verify your coverage with the provider's office directly when scheduling an appointment
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