All professionals at Ayuste Pediatrics maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in the medical field. Read on to learn more about our staff's experience and training.

Ayuste Pediatrics in Downers Grove, Illinois


Ofelia B. Ayuste MD FAAP

Dr. Ofelia Ayuste started the pediatric practice in 1988. Since then her practice has grown to include both her daughters Dr. Cathleen Ayuste and Dr. Deborah Boyle. Dr. Ofelia Ayuste completed Pediatric Residency training at Rush Presbyterian St. Luke’s Hospitalin Chicago, Illinois and Fellowship training in Neonatology at LoyolaUniversity Medical Center in Maywood, Illinois. She is fluent in English, Tagalog and Bisaya. She is also a proud mother of five and “Lola” to eleven wonderful grandchildren.

Cathleen B. Ayuste MD FAAP

Dr. Cathleen Ayuste joined the practice in 2003.  She completed her undergraduate and medical degree at Loyola University and finished her Pediatric Residency training and Chief Resident year at Los Angeles Children's Hospital in Los Angeles, California.  In her free time, Dr. Cathleen enjoys spending time with her husband and cheering on her four children during their extracurricular activities. 

Deborah A. Boyle MD FAAP

Dr. Deborah Boyle joined the practice in 2012. She completed her undergraduate and medical degree at Saint Louis University in St. Louis, Missouri. She finished her Pediatric Residency training at Emory University in Atlanta, Georgia. She is a certified lactation consultant and given a Breastfeeding Friendly Physician award in 2016. She also has experience nursing twins for over a year. When she’s not working, Dr. Boyle spends herfree time chasing after her 3 kids and dog.