Marsha S. Anderson, MD, earned her physician assistant certification from the University of Iowa in 1982 and graduated from the University of Tennessee School of Medicine in 1991. At the University of Colorado School of Medicine, Dr. Anderson completed pediatric residency training in 1994, served as Chief Resident from 1994 to 1995, and in 1998 completed her pediatric infectious diseases fellowship training. In 1998 she joined the faculty of the Department of Pediatrics and Children's Hospital Colorado. She has participated in numerous committees and task forces, including the Program Committee for Pediatric Resident Education and the Bioterrorism Task Force. She served as Director of Inpatient Medicine at Children's Hospital Colorado from 1998 to 2005 and was appointed Associate Program Director of the Pediatric Residency Program in 2005.