David Balis, M.D., is a Professor in the Department of Internal Medicine at UT Southwestern Medical Center and a member of the Division of General Internal Medicine. He is the Director of the UT Southwestern Nicotine Cessation Program.

Originally from New Jersey, Dr. Balis holds a bachelor's degree in biology from the University of Pennsylvania in Philadelphia. Dr. Balis earned his medical degree and completed internal medicine residency training at UT Southwestern Medical Center.

Certified by the American Board of Internal Medicine, Dr. Balis joined the UT Southwestern faculty in 1995.

At UT Southwestern, Dr. Balis is a Colleges Mentor, and Section Chief of General Internal Medicine at Parkland. 

Dr. Balis is a member of the American College of Physicians and the American Medical Association.

Dr. Balis' research interests include smoking cessation, the effects of smoking on the body, and cessation treatment. He has given numerous lectures nationally. His findings have also resulted in over a dozen peer-reviewed publications, book chapters, and a trial for a potential new smartphone app designed to help smoking cessation.

Personal Note

Married with two children, Dr. Balis is a competitive triathlete.


Medical School
UT Southwestern Medical Center (1992)
Parkland Health & Hospital System (1993), Internal Medicine
Parkland Health & Hospital System (1995), Internal Medicine

Research Interest

  • Lung Cancer
  • Smoking Cessation


Featured Publications LegendFeatured Publications

Effect of HMGCoA RI's on hs-CRP
Jialal, Stein, Balis, Grundy, Devaraj Circulation 2001 103 1933-35
Effect of Statins on Remnants with Combined Hyperlipidemia
Stein, Devaraj, Balis, Adams-Huet, Jialal Arterioscler Thromb Vasc Biol 2001 21 2026-31
Inflammatory Bowel Disease
Balis Gastrointestinal Disease in Primary Care 2000 105-118

Professional Associations/Affiliations

  • American College of Physicians (1992)
  • American Medical Association (1992)