David McFadden, M.D., Ph.D.

David McFadden, M.D., Ph.D.

  • Internal Medicine - Endocrinology
  • Adrenal Conditions
  • Parathyroid & Thyroid Conditions


David McFadden, M.D., Ph.D., is an Associate Professor in the Department of Internal Medicine at UT Southwestern Medical Center, and a member of its Division of Endocrinology. He holds a secondary appointment in the Department of Biochemistry. His clinical interests include the treatment of tumors arising from endocrine glands, particularly thyroid cancer.

Originally from Midland, Texas, Dr. McFadden holds a bachelor's degree in microbiology from Texas A&M University at College Station, where he graduated with honors. He obtained his medical degree and his doctoral degree in genetics at UT Southwestern. He then received internal medicine residency training at Brigham & Women's Hospital in Boston, followed by advanced training through a fellowship program in endocrinology and metabolism at Massachusetts General Hospital, where he was a member of the Center for Endocrine Tumors and a staff physician in the Thyroid Associates and Endocrine Tumor Genetics clinics.

Prior to joining the UT Southwestern faculty in 2015, he completed postdoctoral research at the Massachusetts Institute of Technology.

Dr. McFadden's research interests include using genetic engineering and chemical screens to discover new treatments for cancer. He has received research grants from the National Institutes of Health, American Thyroid Association, Cancer Prevention and Research Institute of Texas (CPRIT), and UT Southwestern's Disease Oriented Clinical Scholars (DOCS) program.

Dr. McFadden is an active member of the American Thyroid Association, the International Thyroid Oncology Group, and the American Association for Cancer Research.

Education & Training
  • Internship - Harvard/Brigham and Women's Hospital (2004-2005), Internal Medicine
  • Medical School - UT Southwestern Medical School (1995-2004)
  • Fellowship - Massachusetts General Hospital (2006-2009), Endocrinology & Metabolism
  • Residency - Harvard/Brigham and Women's Hospital (2005-2006), Internal Medicine
Professional Associations & Affiliations
  • Alpha Omega Alpha (2004), Medical Honor Society
  • American Thyroid Association (2007), Member
  • American Association for Cancer Research (2010), Member
  • International Thyroid Oncology Group (2014), Member
Honors & Awards
  • Scholar in Training Award 2013, Bristol-Myers Squibb
  • "Rookie of the Year" Philanthropy Award 2013, Massachusetts General Hospital
  • Disease Oriented Clinical Scholar 2014, UT Southwestern
  • CPRIT Scholar 2014, UT Southwestern
Books & Publications
  • Tumor Progression
  • Thyroid Cancer
  • Targeted Therapies
  • Cancer Genetics
  • Cancer Biology

Clinical Focus

  • Adrenal Conditions
  • Parathyroid & Thyroid Conditions

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