Peter I. Liber, M.D., F.A.A.P.
Dr. Peter I. Liber has been practicing pediatrics since he founded Wheaton Pediatrics in 1987. A native of Gary, Ind., Dr. Liber earned his Biology degree, with honors, at the University of Chicago. He received his M.D. from Indiana University in 1984, and completed his residency at Children’s Memorial Hospital in Chicago in 1987. He is an Instructor in Pediatrics in the Northwestern University Feinberg School of Medicine, who also speaks Ukrainian and welcomes the opportunity to care for Ukrainian-speaking patients. His other professional interests include caring for children with asthma, ADHD and internationally adopted children and their families, for whom he can offer pre-adoption counseling. Dr. Liber is board certified in pediatrics and a fellow of the American Academy of Pediatrics. In 2008 and 2010, Chicago Magazine named Dr. Liber to its prestigious list of “Top Docs” —the only DuPage County pediatrician on the list. Dr. Liber lives in Wheaton with his wife and four children (including twins), and he enjoys playing basketball, attending his children’s sporting events and walking his family dog, Charlie Brown.


