She graduated from Eastern Virginia Medical School. Dr. Howley's training includes a residency program at a hospital affiliated with the University of Colorado Denver. Her areas of expertise include congenital heart disease. Dr. Howley is in-network for Humana HMO, Humana Bronze, and Humana Catastrophic, as well as other insurance carriers. Distinctions awarded to Dr. Howley include: Women Who Make A Difference Award, University of Colorado Women's Center; Best Doctors recognition, Denver Business Journal; and Women Who Make A Difference Award 2014 - University of Colorado Women's Center. She is affiliated with Children's Hospital Colorado, Colorado Institute for Maternal and Fetal Health (CIMFH), and the University of Colorado Hospital (UCH).