James MacNamara, M.D., is an Assistant Professor in the Department of Internal Medicine at UT Southwestern Medical Center and a member of the Division of Cardiology. He specializes in advanced cardiac imaging, clinical echocardiography, and heart failure with preserved ejection fraction.

Originally from Atlanta, Dr. MacNamara holds bachelor's degrees in chemistry and history from the University of Georgia in Athens. He earned his medical degree at the University of Virginia School of Medicine in Charlottesville and completed his internal medicine residency training at the Emory School of Medicine in Atlanta. He then received advanced training in cardiology through a fellowship at UT Southwestern.

Certified by the American Board of Internal Medicine, Dr. MacNamara joined the UT Southwestern faculty in 2021.

Dr. MacNamara has published several academic articles in leading journals such as Circulation and Echocardiography.

Among many other honors, Dr. MacNamara received the University of Virginia School of Medicine’s 2013 Medical Student Teaching Award.


Medical School
University of Virginia School of Medicine (2013)
Emory University School of Medicine (2016), Internal Medicine
UT Southwestern Medical Center (2020), Cardiology
UT Southwestern Medical Center (2021), Cardiovascular Imaging

Research Interest

  • Cardiology
  • Echocardiography
  • Heart Failure


Featured Publications LegendFeatured Publications

Bands in the Heart: Multimodality Imaging Review.
Rajiah P, MacNamara J, Chaturvedi A, Ashwath R, Fulton NL, Goerne H, Radiographics 2019 Sep-Oct 39 5 1238-1263
Rapid-Cycle Implementation of a Multi-Organization Registry for Heart Failure with Preserved Ejection Fraction Using Health Information Exchange Standards.
Pandey A, MacNamara J, Sarma S, Velasco F, Kannan V, Willard J, Skinner C, Keller T, Basit M, Levine B, Willett D, Stud Health Technol Inform 2019 Aug 264 1560-1561
Multimodality Imaging of Complications of Cardiac Valve Surgeries.
Rajiah P, Moore A, Saboo S, Goerne H, Ranganath P, MacNamara J, Joshi P, Abbara S, Radiographics 2019 Jul-Aug 39 4 932-956
Challenges in Implementing Optimal Echocardiographic Screening in Cardio-Oncology.
McDonald JP, MacNamara JP, Zaha VG, Curr Treat Options Cardiovasc Med 2019 Jul 21 8 39
Paravalvular Regurgitation after Transcatheter Aortic Valve Replacement: Comparing Transthoracic versus Transesophageal Echocardiographic Guidance.
Hayek SS, Corrigan FE, Condado JF, Lin S, Howell S, MacNamara JP, Zheng S, Keegan P, Thourani V, Babaliaros VC, Lerakis S, J Am Soc Echocardiogr 2017 Jun 30 6 533-540
The impact of moderate distance recreational running and ageing on cardiac physiology.
Kim JH, Ko YA, Hedley J, MacNamara J, Awad M, Taylor W, Healy S, Aida H, Le NA, Wilson PW, White M, Sperling LS, Wilson JS, Baggish AL Heart 2016 Aug
Circulating Progenitor Cells Identify Peripheral Arterial Disease in Patients With Coronary Artery Disease.
Hayek SS, MacNamara J, Tahhan AS, Awad M, Yadalam A, Ko YA, Healy S, Ghaini I, Ahmed H, Gray B, Sher S, Ghasemzadeh N, Patel RS, Kim J, Waller EK, Quyyumi AA Circ. Res. 2016 Jun
Novel biomarkers for cardiovascular risk assessment: current status and future directions.
MacNamara J, Eapen DJ, Quyyumi A, Sperling L, Future Cardiol 2015 Sep 11 5 597-613
Modulation of the inhibitor properties of dipeptidyl (acyloxy)methyl ketones toward the CaaX proteases.
Dechert AM, MacNamara JP, Breevoort SR, Hildebrandt ER, Hembree NW, Rea AC, McLain DE, Porter SB, Schmidt WK, Dore TM, Bioorg Med Chem 2010 Sep 18 17 6230-7


Featured Books Legend Featured Books

Honors & Awards

  • Excellent Resident
    Grady Health Primary Care Clinical Nurses (2016)
  • Medical Student Teaching Award
    University of Virginia School of Medicine (2013)

Professional Associations/Affiliations

  • American College of Cardiology (2016)
  • American Heart Association (2017)
  • American Society of Echocardiography (2017)