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Alexa Choy

Assistant Professor of Medicine at CUMC · Columbia University Medical Center

Credentials: · · · ·

History

Columbia University Medical Center
Present

Gastroenterology
New York Presbyterian Hospital
2025–Present
Internal Medicine
New York Presbyterian Hospital
2019–2022
Columbia University Medical Center
2019–2020
Alpert Medical School
2015–2019

Research

Cardiac Pressure Overload Decreases ETV1 Expression in the Left Atrium, Contributing to Atrial Electrical and Structural Remodeling
Circulation · 2021 · 42 citations
Impact of microbiome-based interventions on gastrointestinal pathogen colonization in the intensive care unit
Therapeutic Advances in Gastroenterology · 2020 · First of 2 authors · Corresponding · 14 citations
ECG characteristics of "true" left bundle branch block: Insights from transcatheter aortic valve-related LBBB and His-Purkinje conduction system pacing-correctable LBBB
Heart Rhythm · 2023 · 14 citations

Daniel Freedberg
4 papers
Benjamin Lebwohl
2 papers
Daniel Green
2 papers
David Katzka
2 papers
Sydney Pomenti
2 papers
Vivek Reddy
2 papers
William Whang
2 papers
AS
Aaron Schluger
1 paper · 1 as a resident
AJ
Andrew Joelson
1 paper · 1 as a fellow
Angela Gomez-Simmonds
1 paper
Anna Krigel
1 paper
Annapoorna Kini
1 paper