Ajay S. Vaidya

Title(s)Assistant Professor of Clinical Medicine
SchoolKeck School of Medicine of Usc
Address1520 San Pablo St.
Health Sciences Campus
Los Angeles CA 90033
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    Other Positions
    Title(s)Assistant Program Director for the Cardiovascular Medicine Fellowship Program


    Collapse Biography 
    Collapse Education and Training
    Cedars Sinai Medical Center, Los Angeles, CA2018Advanced Heart Failure and Transplant Cardiology
    Mount Sinai Hospital, New York, NY2017Cardiology Fellowship
    University of California San Francisco, San Francisco, CA2014Internal Medicine Residency
    Tufts University School of Medicine, Boston, MAMD/MPH2011
    Northwestern University, Evanston, IllinoisBS2007Social Policy
    Collapse Awards and Honors
    AOA, Tufts University School of Medicine2011Alpha Omega Alpha (AOA) Honor Society
    University of California San Francisco2012Health Systems and Leadership Area of Distinction
    Southern California Magazine, Los Angeles Times2022  - 2023Southern California Rising Stars, Super Doctors

    Collapse Overview 
    Collapse Overview
    Dr. Ajay Vaidya is the Associate Medical Director of Heart Failure and Heart Transplant at the University of Southern California. Dr. Vaidya completed his undergraduate education at Northwestern University with a BS in Social Policy, and then went on to his receive a combined MD/MPH degree from Tufts University School of Medicine where he was selected to the Alpha Omega Alpha (AOA) Honor Society. He completed his Internal Medicine Residency at the University of California, San Francisco where he was selected into the Health Systems and Leadership Area of Distinction. Dr. Vaidya was then selected to the Clinical Investigator Track for his general cardiology fellowship at Mount Sinai Hospital in New York City, and then completed his Advanced Heart Failure, Transplant Cardiology, and Mechanical Circulatory Support fellowship at Cedars Sinai Medical Center in Los Angeles. He has been a member of the faculty for the Division of Cardiology at the Keck School of Medicine since 2018. In addition to serving as the Associate Medical Director of Heart Failure and Heart Transplant, Dr. Vaidya serves in multiple leadership roles and committees across the Division of Cardiology, Department of Medicine, Keck Medical Center, and the Keck School of Medicine including his work in the Equity and Representation Working Group for the Center for Gender and Equity in Medicine and Science (GEMS).

    Dr. Vaidya has a large clinical practice of patients referred for evaluation and treatment of advanced heart failure, cardiomyopathies, cardiac amyloidosis, hypertrophic cardiomyopathy, cardiogenic shock, and patients in need of heart transplant or mechanical circulatory support. He is board certified in internal medicine, cardiovascular medicine, advanced heart failure and transplant cardiology, and echocardiography.

    His research interests include outcomes research for heart failure, antibody desensitization, cardiogenic shock, and heart transplantation, and he is a principal investigator for several national clinical trials

    studying novel heart failure and heart transplant therapeutics including post-acute myocardial infarction related cardiomyopathies, hypertrophic cardiomyopathy, non-invasive heart transplant rejection surveillance, and physics-based artificial intelligence solutions for heart failure. Dr. Vaidya is also the recipient of a nearly $5M grant as lead principal investigator of the prestigious “Judge John A. Houston Artificial Intelligence Technology for Heart Monitoring Project”. He has authored multiple peer-reviewed journal articles, book chapters, and abstracts and leads his own research lab here at the University of Southern California.

    In addition, Dr. Vaidya has a strong interest in medical education and has served as the Associate Program Director of the Cardiovascular Medicine Fellowship since 2019. He is also the Course Director for Keck Medical Center Cardiology rotations for the medical students, internal medicine residency, anesthesia residency, family medicine residency, and the general cardiology fellowship programs. Dr. Vaidya was also chosen by the American College of Cardiology to serve on the Heart Failure Questions Committee for the Collaborative Maintenance Pathway.

    He enjoys travelling, time with family and friends, and is an avid sports fan. He grew up in Oklahoma and is a passionate OU Sooners fan – Boomer Sooner!

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    Collapse Featured Publications

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Successful Pregnancy After Left Ventricular Assist Device Explantation for Myocardial Recovery. ASAIO J. 2024 Feb 01. Linares Velandia JD, Tran D, Sakr AE, Yao R, Elkayam U, Vaidya AS, Wolfson AM, Abramov D. PMID: 38295395.
      View in: PubMed   Mentions:    Fields:    
    2. Assessment of Aortic Characteristic Impedance and Arterial Compliance from Non-invasive Carotid Pressure Waveform in The Framingham Heart Study. Am J Cardiol. 2023 10 01; 204:195-199. Niroumandi S, Alavi R, Wolfson AM, Vaidya AS, Pahlevan NM. PMID: 37544144.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    3. New UNOS allocation system associated with no added benefit in waitlist outcomes and worse post-transplant survival in heart-kidney patients. J Heart Lung Transplant. 2023 11; 42(11):1529-1542. Francke M, Wolfson AM, Fong MW, Nattiv J, Pandya K, Kawaguchi ES, Villalon S, Mroz M, Sertic A, Cochran A, Ackerman MA, Melendrez M, Cartus R, Johnston KA, Okonkwo K, Ferrall J, DePasquale EC, Lee R, Vaidya AS. PMID: 37394021.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    4. Effect of the UNOS policy change on rates of rejection, infection, and hospital readmission following heart transplantation. J Heart Lung Transplant. 2023 10; 42(10):1415-1424. Vaidya AS, Lee ES, Kawaguchi ES, DePasquale EC, Pandya KA, Fong MW, Nattiv J, Villalon S, Sertic A, Cochran A, Ackerman MA, Melendrez M, Cartus R, Johnston KA, Lee R, Wolfson AM. PMID: 37211332.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    5. Mount Sinai Expert Guides: Critical Care. Book Editor(s):Stephan A. Mayer MD, FCCM, FNCS, Janet M. Shapiro MD, FCCP, Umesh K. Gidwani MD, MS, FACC, FCCM, FCCP, John M. Oropello MD. Vasoactive Drugs in the ICU. 2023. Ajay S. Vaidya, Umesh K. Gidwani. View Publication.
    6. UNOS policy change benefits high-priority patients without harming those at low priority. Am J Transplant. 2022 12; 22(12):2931-2941. Wolfson AM, DePasquale EC, Fong MW, Pandya K, Zhou L, Kawaguchi ES, Thomas SS, Vaidya AS. PMID: 35975656; PMCID: PMC10087391.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    7. Noninvasive methods to reduce cardiac complications postheart transplant. Curr Opin Organ Transplant. 2022 02 01; 27(1):45-51. Zhou L, Wolfson A, Vaidya AS. PMID: 34907978.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    8. Effect of UNOS policy change and exception status request on outcomes in patients bridged to heart transplant with an intra-aortic balloon pump. Artif Organs. 2022 May; 46(5):838-849. Wolfson AM, DePasquale EC, Starnes VA, Cunningham M, Baker C, Lee R, Bowdish M, Fong MW, Rahman J, Pandya K, Lewinger JP, Kawaguchi ES, Vaidya AS. PMID: 34748232.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    9. Increasing Diversity in Cardiology: A Fellowship Director's Perspective. Cureus. 2021 Jul; 13(7):e16344. Bhasin A, Musa A, Massoud L, Razikeen A, Noori A, Ghandour A, Gelovani D, Afonso LC, Lieberman R, Vaidya A. PMID: 34306895; PMCID: PMC8279696.
      View in: PubMed   Mentions: 2  
    10. Controversies in the Postoperative Management of the Critically Ill Heart Transplant Patient. Anesth Analg. 2019 10; 129(4):1023-1033. Shen T, Huh MH, Czer LS, Vaidya A, Esmailian F, Kobashigawa JA, Nurok M. PMID: 31162160.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    11. Post-Extrasystolic Transaortic Valve Gradients Differentiate "Pseudo" and "True" Low-Flow, Low-Gradient Severe AS During Dobutamine Stress Echocardiography. JACC Cardiovasc Imaging. 2017 10; 10(10 Pt A):1199-1200. Wiley BM, Pollack A, Vaidya AS, Agarwal SK, Sengupta PP, Chaudhry FA. PMID: 28109925.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    12. An invasive or conservative strategy in patients with diabetes mellitus and non-ST-segment elevation acute coronary syndromes: a collaborative meta-analysis of randomized trials. J Am Coll Cardiol. 2012 Jul 10; 60(2):106-11. O'Donoghue ML, Vaidya A, Afsal R, Alfredsson J, Boden WE, Braunwald E, Cannon CP, Clayton TC, de Winter RJ, Fox KA, Lagerqvist B, McCullough PA, Murphy SA, Spacek R, Swahn E, Windhausen F, Sabatine MS. PMID: 22766336.
      View in: PubMed   Mentions: 14     Fields:    Translation:Humans
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