Guillermo Andres Quiceno, M.D., is an Associate Professor in the Department of Internal Medicine at UT Southwestern Medical Center, a member of the Division of Rheumatic Diseases, and the Director of the Rheumatology Fellowship Program. He specializes in rheumatology, with a particular interest in rheumatoid arthritis.

Dr. Quiceno earned his medical degree at CES University in Medellin, Colombia. He completed internal medicine residency training at the University of Miami and then received advanced training in rheumatology through a fellowship at UT Southwestern.

A Diplomate of the American Board of Internal Medicine in rheumatology, Dr. Quiceno joined the UT Southwestern faculty in 2009.

Dr. Quiceno’s research interests include rheumatoid arthritis and medical education. His investigations have resulted in several publications in peer-reviewed journals. Additionally, he has presented his findings at scientific conferences regionally and in Central and South America.

Dr. Quiceno is active in several professional societies, including the Panamerican League of Associations for Rheumatology, for which he serves as a member of the Board of Directors and the Education and Scientific Committee. He is a member of the American College of Rheumatology, the Dallas County Medical Society, and the Texas Medical Association.

At UT Southwestern, Dr. Quiceno is a member of the Racial Diversity, Equity, and Inclusion (REDI) Committee. 

Dr. Quiceno has been voted one of the Best Doctors of Dallas by D Magazine numerous times. 

Personal Note

Dr. Quiceno’s interests outside of medicine include his family and reading, with a special interest in history, comparative religion, and physics.


Medical School
Instituto de Ciencias de la Salud, Columbia (1993)
Jackson Memorial Hospital (1999), Internal Medicine
UT Southwestern Medical Center (2001), Rheumatology

Research Interest

  • Medical education
  • Rheumatoid arthritis

Honors & Awards

  • Best Doctors, D Magazine
  • Best Doctors, D Magazine
  • Best Doctors, D Magazine

Professional Associations/Affiliations

  • American College of Rheumatology (1999)
  • Dallas County Medical Society (2001)
  • Panamerican League of Associations for Rheumatology (2018)
  • Texas Medical Association (2001)