Dr. Aitelli received a Bachelor of Science from Texas A&M University in College Station, Texas. She then spent four years at the University of Texas M.D. Anderson Cancer Center in Houston, where she earned a medical technology license and performed research. She graduated from medical school in 2004 from the University of North Texas Health Science Center in Fort Worth. Dr. Aitelli completed her internship and residency in internal medicine, as well as her medical oncology fellowship, at Baylor University Medical Center in Dallas. She has authored and coauthored many articles in peer reviewed journals.