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Dr. de Lemos is Professor of medicine and holds the Sweetheart Ball-Kern Wildenthal, MD, PhD Distinguished Chair in Cardiology.  He is the Cardiology Service Chief at Parkland Memorial Hospital where he also serves as CCU Director.  He was the director of the Cardiology Fellowship at UT Southwestern from 2005-2011. He is an active investigator in the Donald W. Reynolds Cardiovascular Research Center at UT Southwestern, and the Medical Director of the Dallas Heart Study.   He has chaired or co-chaired several research planning committees at UT Southwestern.  His primary research interests are in early detection, risk assessment and management of cardiovascular disease, with a particular focus on the role of cardiovascular biomarkers.  His research has evaluated existing biomarkers such as B-type natriuretic peptide, C-reactive protein and cardiac troponins as well as novel biomarkers reflecting biological pathways of disease.  He was the lead author of the Z phase of the A to Z trial, an international trial investigating different cholesterol lowering strategies in patients with acute coronary syndromes.  He graduated from Harvard Medical School and completed an Internal Medicine Residency at UT Southwestern Medical Center, where he also served as Chief Medical Resident.  He completed a fellowship in Cardiovascular Medicine and served on the faculty at the Brigham and Women’s Hospital before returning to UT Southwestern Medical School.  He has served on multiple committees of the AHA and ACC and is on the editorial board of the Journal of the American College of Cardiology, the American Journal of Cardiology and the American Heart Journal.  He has mentored >25 post-doctoral research trainees and has authored or coauthored over 250 manuscripts or book chapters and won several teaching awards. He sees patients with a broad range of cardiac problems, but specializes in those with chest pain and coronary artery disease.


Medical School
Harvard Medical School (1992)
UT Southwestern Medical Center (1993), Internal Medicine
UT Southwestern Medical Center (1995), Internal Medicine
Chief Resident
UT Southwestern Medical Center (1996), Internal Medicine
Harvard Medical School (1999), Cardiology

Research Interest

  • Acute Coronary Syndromes
  • Cardiac Biomarkers
  • Lipid Lowering Therapy
  • Screening for Cardiovascular Disease


Featured Publications LegendFeatured Publications

Assessment of cardiac structure and function in patients without and with peripheral oedema during rosiglitazone treatment.
Narang N, Armstead SI, Stream A, Abdullah SM, See R, Snell PG, McGavock J, Ayers CR, Gore MO, Khera A, de Lemos JA, McGuire DK Diab Vasc Dis Res 2011 Apr 8 2 101-8
Effect of concomitant use of clopidogrel and proton pump inhibitors after percutaneous coronary intervention.
Banerjee S, Weideman RA, Weideman MW, Little BB, Kelly KC, Gunter JT, Tortorice KL, Shank M, Cryer B, Reilly RF, Rao SV, Kastrati A, de Lemos JA, Brilakis ES, Bhatt DL Am. J. Cardiol. 2011 Mar 107 6 871-8
Pleiotropic effects of ezetimibe/simvastatin vs. high dose simvastatin.
Pesaro AE, Serrano CV, Fernandes JL, Cavalcanti AB, Campos AH, Martins HS, Maranhão RC, de Lemos JA, Souza HP, Nicolau JC International journal of cardiology 2011 Feb
Updated evidence on early statin therapy for acute coronary syndromes: Meta-analysis of 18 randomized trials involving over 14,000 patients.
Briel M, Vale N, Schwartz GG, de Lemos JA, Colivicchi F, den Hartog FR, Ostadal P, Macin SM, Liem A, Mills E, Bhatnagar N, Bucher HC, Nordmann AJ International journal of cardiology 2011 Feb
Continued benefit from paclitaxel-eluting compared with bare-metal stent implantation in saphenous vein graft lesions during long-term follow-up of the SOS (Stenting of Saphenous Vein Grafts) trial.
Brilakis ES, Lichtenwalter C, Abdel-karim AR, de Lemos JA, Obel O, Addo T, Roesle M, Haagen D, Rangan BV, Saeed B, Bissett JK, Sachdeva R, Voudris VV, Karyofillis P, Kar B, Rossen J, Fasseas P, Berger P, Banerjee S JACC Cardiovasc Interv 2011 Feb 4 2 176-82
Distribution of hepatitis C virus genotypes among different exposure categories in the State of Pará, Brazilian Amazon.
Sawada L, Pinheiro AC, Locks D, Pimenta Ado S, Rezende PR, Crespo DM, Crescente JÂ, de Lemos JA, de Oliveira Filho AB Rev. Soc. Bras. Med. Trop. 2011 Jan-Feb 44 1 8-12
Polycystic ovarian syndrome and subclinical atherosclerosis among women of reproductive age in the Dallas heart study.
Chang AY, Ayers C, Minhajuddin A, Jain T, Nurenberg P, de Lemos JA, Wild RA, Auchus RJ Clin. Endocrinol. (Oxf) 2011 Jan 74 1 89-96
Clinical characteristics, vascular function, and inflammation in women with angina in the absence of coronary atherosclerosis: the Dallas Heart Study.
Banks K, Puttagunta D, Murphy S, Lo M, McGuire DK, de Lemos JA, Chang AY, Grundy SM, Khera A JACC Cardiovasc Imaging 2011 Jan 4 1 65-73
Association of serial measures of cardiac troponin T using a sensitive assay with incident heart failure and cardiovascular mortality in older adults.
deFilippi CR, de Lemos JA, Christenson RH, Gottdiener JS, Kop WJ, Zhan M, Seliger SL JAMA 2010 Dec 304 22 2494-502
Troponin-positive, MB-negative patients with non-ST-elevation myocardial infarction: An undertreated but high-risk patient group: Results from the National Cardiovascular Data Registry Acute Coronary Treatment and Intervention Outcomes Network-Get With The Guidelines (NCDR ACTION-GWTG) Registry.
Kontos MC, de Lemos JA, Ou FS, Wiviott SD, Foody JM, Newby LK, Chen A, Roe MT Am. Heart J. 2010 Nov 160 5 819-25


Featured Books Legend Featured Books

Unstable Angina and Non-ST Elevation Myocardial Infarction. In Hurst's the Heart, 13th ed

de Lemos JA, O'Rourke RA, Harrington RA (2011). McGraw Hill

ST Elevation Myocardial infarction. In Irwin and Rippe?s Intensive Care Medicine 7th edition

de Lemos JA and Morrow DA (2011). William and Wilkins

Honors & Awards

  • Simon Dack Award for Medical Publications
    Journal of the American College of Cardiology (2012)
  • Association of University Cardiologists
  • Best Doctors in Dallas, Cardiology
    D Magazine (2011)
  • Core Clerkship Teaching Award
    UT Southwestern (2011)
  • Super Doctors, Cardiology
    Texas Monthly (2011)
  • Best Doctors in Dallas, Cardiology
    D Magazine (2010)
  • Super Doctors, Cardiology
    Texas Monthly (2010)
  • Sweetheart Ball-Kern Wildenthal MD, PhD Distinguished Chair
    Distinguished Chair in Cardiology (2009)
  • Elite Reviewer
    Journal of the American College of Cardiology (2006)
  • Best Doctors in Dallas, Cardiology
    D Magazine (2005)
  • Internal Medicine Teaching Award
    Excellence in Teaching (2005)
  • Eugene Braunwald Fellowship
    Excellence in Clinical Research, Brigham and Women’s Hospital (1999)
  • Soma Weiss Award
    Excellence in Teaching, Brigham and Women’s Hospital (1997)

Professional Associations/Affiliations

  • Society of Chest Pain Physicians (2011)
  • AHA/ACC ST Elevation MI Guideline Committee (2010-2012)
  • Chair, Research and Publications Committee (2010)
  • American Heart Association (1998)
  • American College of Cardiology (1996)